PDB Short entry for 2X4O
HEADER    IMMUNE SYSTEM                           02-FEB-10   2X4O              
TITLE     CRYSTAL STRUCTURE OF MHC CLASS I HLA-A2.1 BOUND TO HIV-1              
TITLE    2 ENVELOPE PEPTIDE ENV120-128                                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, A-2                
COMPND   3  ALPHA CHAIN;                                                        
COMPND   4 CHAIN: A, D;                                                         
COMPND   5 FRAGMENT: RESIDUES 25-299;                                           
COMPND   6 SYNONYM: MHC CLASS I ANTIGEN A*2;                                    
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MOL_ID: 2;                                                           
COMPND   9 MOLECULE: BETA-2-MICROGLOBULIN;                                      
COMPND  10 CHAIN: B, E;                                                         
COMPND  11 ENGINEERED: YES;                                                     
COMPND  12 MOL_ID: 3;                                                           
COMPND  13 MOLECULE: ENVELOPE GLYCOPROTEIN GP160;                               
COMPND  14 CHAIN: C, F;                                                         
COMPND  15 FRAGMENT: ENVELOPE PROTEIN, RESIDUES 120-128;                        
COMPND  16 SYNONYM: ENV POLYPROTEIN                                             
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 MOL_ID: 2;                                                           
SOURCE  10 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  11 ORGANISM_COMMON: HUMAN;                                              
SOURCE  12 ORGANISM_TAXID: 9606;                                                
SOURCE  13 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  14 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  15 EXPRESSION_SYSTEM_STRAIN: XLI BLUE;                                  
SOURCE  16 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  17 MOL_ID: 3;                                                           
SOURCE  18 SYNTHETIC: YES;                                                      
SOURCE  19 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS 1;                 
SOURCE  20 ORGANISM_TAXID: 11676                                                
KEYWDS    GLYCOPROTEIN, IMMUNE SYSTEM, TRANSMEMBRANE, PHOSPHOPROTEIN,           
KEYWDS   2 IMMUNE RESPONSE, SECRETED, GLYCATION, AMYLOIDOSIS,                   
KEYWDS   3 IMMUNOGLOBULIN DOMAIN, HOST-VIRUS INTERACTION, AMYLOID,              
KEYWDS   4 MEMBRANE, PHOTOCLEAVABLE PEPTIDE, PYRROLIDONE CARBOXYLIC             
KEYWDS   5 ACID, ENVELOPE PROTEIN, DISEASE MUTATION                             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    P.H.N.CELIE,M.TOEBES,B.RODENKO,H.OVAA,A.PERRAKIS,                     
AUTHOR   2 T.N.M.SCHUMACHER                                                     
REVDAT   1   02-MAR-10 2X4O    0                                                
JRNL        AUTH   P.H.N.CELIE,M.TOEBES,B.RODENKO,H.OVAA,A.PERRAKIS,            
JRNL        AUTH 2 T.N.M.SCHUMACHER                                             
JRNL        TITL   UV-INDUCED LIGAND EXCHANGE IN MHC CLASS I PROTEIN            
JRNL        TITL 2 CRYSTALS.                                                    
JRNL        REF    J.AM.CHEM.SOC.                V. 131 12298 2009              
JRNL        REFN                   ISSN 0002-7863                               
JRNL        PMID   19655750                                                     
JRNL        DOI    10.1021/JA9037559                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE)                               
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VICENT CHEN,IAN             
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-                     
REMARK   3               : KUNSTLEVE,LI-WEI HUNG,ROBERT IMMORMINO,              
REMARK   3               : TOM IOERGER,AIRLIE MCCOY,ERIK MCKEE,NIGEL            
REMARK   3               : MORIARTY,REETAL PAI,RANDY READ,JANE                  
REMARK   3               : RICHARDSON,DAVID RICHARDSON,TOD ROMO,JIM             
REMARK   3               : SACCHETTINI,NICHOLAS SAUTER,JACOB SMITH,             
REMARK   3               : LAURENT STORONI,TOM TERWILLIGER,PETER                
REMARK   3               : ZWART                                                
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 48.580                         
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.37                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.83                          
REMARK   3   NUMBER OF REFLECTIONS             : 35523                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.1784                          
REMARK   3   R VALUE            (WORKING SET) : 0.1747                          
REMARK   3   FREE R VALUE                     : 0.2389                          
REMARK   3   FREE R VALUE TEST SET SIZE   (%) :  5.6                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1996                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 48.5904 -  5.5410    0.98     2436   146  0.1688 0.1940        
REMARK   3     2  5.5410 -  4.3990    1.00     2402   145  0.1281 0.1812        
REMARK   3     3  4.3990 -  3.8432    1.00     2416   139  0.1424 0.1958        
REMARK   3     4  3.8432 -  3.4919    1.00     2384   153  0.1612 0.2172        
REMARK   3     5  3.4919 -  3.2417    1.00     2391   141  0.1756 0.2296        
REMARK   3     6  3.2417 -  3.0506    1.00     2391   140  0.1845 0.2857        
REMARK   3     7  3.0506 -  2.8978    1.00     2422   140  0.1951 0.2655        
REMARK   3     8  2.8978 -  2.7717    1.00     2389   146  0.2045 0.2816        
REMARK   3     9  2.7717 -  2.6650    1.00     2365   127  0.1987 0.3196        
REMARK   3    10  2.6650 -  2.5730    1.00     2369   148  0.1978 0.2975        
REMARK   3    11  2.5730 -  2.4926    1.00     2367   149  0.1940 0.2727        
REMARK   3    12  2.4926 -  2.4213    1.00     2413   139  0.1821 0.2722        
REMARK   3    13  2.4213 -  2.3576    1.00     2383   139  0.1886 0.2522        
REMARK   3    14  2.3576 -  2.3001    1.00     2399   144  0.1912 0.2737        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : 0.355                                         
REMARK   3   B_SOL              : 35.489                                        
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.34             
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.29            
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 31.89                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 36.55                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -1.2924                                              
REMARK   3    B22 (A**2) : 4.2771                                               
REMARK   3    B33 (A**2) : -2.9847                                              
REMARK   3    B12 (A**2) : 0.0000                                               
REMARK   3    B13 (A**2) : 0.0073                                               
REMARK   3    B23 (A**2) : 0.0000                                               
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.008           6684                                  
REMARK   3   ANGLE     :  1.426           9061                                  
REMARK   3   CHIRALITY :  0.153            918                                  
REMARK   3   PLANARITY :  0.004           1178                                  
REMARK   3   DIHEDRAL  : 19.332           2449                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 6                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: (CHAIN A AND RESID 1:180)                              
REMARK   3    ORIGIN FOR THE GROUP (A):   3.6724   3.0993  18.7464              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0944 T22:   0.1053                                     
REMARK   3      T33:   0.1617 T12:   0.0356                                     
REMARK   3      T13:   0.0419 T23:   0.0276                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.9889 L22:   1.4426                                     
REMARK   3      L33:   2.7311 L12:   0.2717                                     
REMARK   3      L13:   0.9332 L23:   0.2670                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0724 S12:  -0.0583 S13:   0.0489                       
REMARK   3      S21:   0.0041 S22:   0.0382 S23:   0.3426                       
REMARK   3      S31:  -0.1256 S32:  -0.2218 S33:   0.0001                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: (CHAIN A AND RESID 181:275)                            
REMARK   3    ORIGIN FOR THE GROUP (A):  34.9055   6.8539   2.7111              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0530 T22:   0.1291                                     
REMARK   3      T33:   0.0740 T12:  -0.0085                                     
REMARK   3      T13:   0.0249 T23:   0.0085                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.8266 L22:   1.5739                                     
REMARK   3      L33:   2.0812 L12:   0.5350                                     
REMARK   3      L13:   0.0219 L23:  -0.7963                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.1891 S12:   0.0928 S13:   0.1203                       
REMARK   3      S21:  -0.1566 S22:  -0.0481 S23:  -0.1188                       
REMARK   3      S31:  -0.1981 S32:   0.4068 S33:   0.0388                       
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    SELECTION: (CHAIN B AND RESID 0:99)                               
REMARK   3    ORIGIN FOR THE GROUP (A):  25.1599 -11.3552  11.1326              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1057 T22:   0.0660                                     
REMARK   3      T33:   0.0672 T12:   0.0084                                     
REMARK   3      T13:  -0.0309 T23:  -0.0202                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.1864 L22:   2.0489                                     
REMARK   3      L33:   1.3467 L12:  -0.1456                                     
REMARK   3      L13:  -0.4408 L23:   0.2927                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0931 S12:   0.2282 S13:  -0.1887                       
REMARK   3      S21:  -0.0663 S22:  -0.0106 S23:  -0.0201                       
REMARK   3      S31:   0.0389 S32:   0.0904 S33:   0.0000                       
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    SELECTION: (CHAIN D AND RESID 1:180)                              
REMARK   3    ORIGIN FOR THE GROUP (A):  26.5804  36.6451  36.5352              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0564 T22:   0.0207                                     
REMARK   3      T33:   0.1569 T12:   0.0006                                     
REMARK   3      T13:  -0.0252 T23:  -0.0211                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.9879 L22:   1.8629                                     
REMARK   3      L33:   3.1297 L12:   0.4964                                     
REMARK   3      L13:  -0.2779 L23:  -0.2140                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0092 S12:   0.1459 S13:  -0.1597                       
REMARK   3      S21:  -0.0284 S22:   0.0078 S23:  -0.4835                       
REMARK   3      S31:  -0.0086 S32:   0.0292 S33:  -0.0001                       
REMARK   3   TLS GROUP : 5                                                      
REMARK   3    SELECTION: (CHAIN D AND RESID 181:275)                            
REMARK   3    ORIGIN FOR THE GROUP (A):  -4.8388  32.2770  20.0331              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1091 T22:   0.1899                                     
REMARK   3      T33:   0.0545 T12:  -0.0315                                     
REMARK   3      T13:  -0.0873 T23:  -0.0123                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.6828 L22:   2.4200                                     
REMARK   3      L33:   1.9886 L12:  -0.5768                                     
REMARK   3      L13:   0.4889 L23:  -0.6088                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.3008 S12:   0.1684 S13:  -0.2880                       
REMARK   3      S21:  -0.4600 S22:  -0.0222 S23:   0.7081                       
REMARK   3      S31:   0.4566 S32:  -0.4403 S33:   0.1953                       
REMARK   3   TLS GROUP : 6                                                      
REMARK   3    SELECTION: (CHAIN E AND RESID 0:99)                               
REMARK   3    ORIGIN FOR THE GROUP (A):   5.6810  50.6966  27.2836              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1782 T22:   0.1306                                     
REMARK   3      T33:   0.1111 T12:   0.0622                                     
REMARK   3      T13:   0.0853 T23:   0.0396                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.3455 L22:   1.5740                                     
REMARK   3      L33:   2.1482 L12:   0.2269                                     
REMARK   3      L13:   0.3825 L23:  -0.2730                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0921 S12:   0.1532 S13:   0.2868                       
REMARK   3      S21:  -0.0385 S22:   0.0293 S23:   0.1161                       
REMARK   3      S31:  -0.3310 S32:  -0.2985 S33:   0.0000                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2X4O COMPLIES WITH FORMAT V. 3.20, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 25-JAN-10.                  
REMARK 100 THE PDBE ID CODE IS EBI-42628.                                       
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 06-OCT-07                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID23-1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97932                            
REMARK 200  MONOCHROMATOR                  : NI FILTER                          
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : TRUNCATE                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 35564                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.30                               
REMARK 200  RESOLUTION RANGE LOW       (A) : 81.92                              
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.7                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 3.6                                
REMARK 200  R MERGE                    (I) : 0.09                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 6.30                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.42                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.7                                
REMARK 200  R MERGE FOR SHELL          (I) : 0.40                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.24                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 1EEY                                       
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 41.3                                      
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2                        
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       40.95200            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND                           
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 6630 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 18510 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -16.2 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: D, E, F                               
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 5230 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 18980 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -17.1 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C                               
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASP A  29     -122.46     53.50                                   
REMARK 500    LEU A 110      -50.10   -124.32                                   
REMARK 500    TYR A 123      -67.59   -104.14                                   
REMARK 500    GLN A 180       35.17    -94.13                                   
REMARK 500    TRP B  60       -8.99     74.60                                   
REMARK 500    ASP B  98     -133.24    -65.24                                   
REMARK 500    ASP D  29     -124.90     53.86                                   
REMARK 500    ARG D  48       13.24   -140.17                                   
REMARK 500    SER D 195     -148.76   -160.06                                   
REMARK 500    ASP D 220        1.45     57.58                                   
REMARK 500    ASN E  21     -175.40   -171.14                                   
REMARK 500    HIS E  31      133.74   -171.69                                   
REMARK 500    TRP E  60       -3.23     75.19                                   
REMARK 500    ASP E  98     -130.77    -77.45                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MES D1276                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MES E1100                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MES B1100                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MES D1277                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL D1278                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL E1101                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL D1279                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A1276                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL D1280                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL E1102                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1UQS   RELATED DB: PDB                                   
REMARK 900  THE CRYSTAL STRUCTURE OF HUMAN CD1B WITH A                          
REMARK 900   BOUND BACTERIAL GLYCOLIPID                                         
REMARK 900 RELATED ID: 1BD2   RELATED DB: PDB                                   
REMARK 900  COMPLEX BETWEEN HUMAN T-CELL RECEPTOR B7,                           
REMARK 900  VIRAL PEPTIDE (TAX) AND MHC CLASS I                                 
REMARK 900  MOLECULE HLA-A 0201                                                 
REMARK 900 RELATED ID: 2ESV   RELATED DB: PDB                                   
REMARK 900  STRUCTURE OF THE HLA-E-VMAPRTLIL/KK50.4                             
REMARK 900  TCR COMPLEX                                                         
REMARK 900 RELATED ID: 2AK4   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF SB27 TCR IN COMPLEX                            
REMARK 900  WITH HLA-B*3508-13MER PEPTIDE                                       
REMARK 900 RELATED ID: 1YPZ   RELATED DB: PDB                                   
REMARK 900  IMMUNE RECEPTOR                                                     
REMARK 900 RELATED ID: 1IM3   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF THE HUMAN CYTOMEGALOVIRUS                      
REMARK 900   PROTEIN US2BOUND TO THE MHC CLASS I                                
REMARK 900  MOLECULE HLA-A2/TAX                                                 
REMARK 900 RELATED ID: 1UXW   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-B*2709 COMPLEXED                           
REMARK 900  WITH THE LATENT MEMBRANE PROTEIN 2 PEPTIDE                          
REMARK 900   (LMP2) OF EPSTEIN-BARR VIRUS                                       
REMARK 900 RELATED ID: 1I7U   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF CLASS I MHC A2 IN                              
REMARK 900  COMPLEX WITH PEPTIDEP1049-6V                                        
REMARK 900 RELATED ID: 1C16   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE ANALYSIS OF THE GAMMA/                            
REMARK 900  DELTA T CELL LIGAND T22                                             
REMARK 900 RELATED ID: 1HSA   RELATED DB: PDB                                   
REMARK 900  HUMAN CLASS I HISTOCOMPATIBILITY ANTIGEN HLA-                       
REMARK 900  B(ASTERISK)2705                                                     
REMARK 900 RELATED ID: 2AXF   RELATED DB: PDB                                   
REMARK 900  THE IMMUNOGENICITY OF A VIRAL CYTOTOXIC T                           
REMARK 900  CELL EPITOPE ISCONTROLLED BY ITS MHC-BOUND                          
REMARK 900  CONFORMATION                                                        
REMARK 900 RELATED ID: 1GZP   RELATED DB: PDB                                   
REMARK 900  CD1B IN COMPLEX WITH GM2 GANGLIOSIDE                                
REMARK 900 RELATED ID: 2BNQ   RELATED DB: PDB                                   
REMARK 900  STRUCTURAL AND KINETIC BASIS FOR HIGHTENED                          
REMARK 900  IMMUNOGENICITY OF T CELL VACCINES                                   
REMARK 900 RELATED ID: 1W72   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-A1:MAGE-A1 IN                              
REMARK 900  COMPLEX WITH FAB-HYB3                                               
REMARK 900 RELATED ID: 2JCC   RELATED DB: PDB                                   
REMARK 900  AH3 RECOGNITION OF MUTANT HLA-A2 W167A                              
REMARK 900 RELATED ID: 2BCK   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-A*2402 COMPLEXED                           
REMARK 900  WITH A TELOMERASEPEPTIDE                                            
REMARK 900 RELATED ID: 1DE4   RELATED DB: PDB                                   
REMARK 900  HEMOCHROMATOSIS PROTEIN HFE COMPLEXED WITH                          
REMARK 900  TRANSFERRINRECEPTOR                                                 
REMARK 900 RELATED ID: 2VLK   RELATED DB: PDB                                   
REMARK 900  THE STRUCTURAL DYNAMICS AND ENERGETICS OF AN                        
REMARK 900   IMMUNODOMINANT T-CELL RECEPTOR ARE                                 
REMARK 900  PROGRAMMED BY ITS VBETA DOMAIN                                      
REMARK 900 RELATED ID: 1EXU   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF THE HUMAN MHC-RELATED                          
REMARK 900  FC RECEPTOR                                                         
REMARK 900 RELATED ID: 1QRN   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HUMAN A6 TCR COMPLEXED                         
REMARK 900   WITH HLA-A2 BOUND TO ALTERED HTLV-1                                
REMARK 900  TAX PEPTIDE P6A                                                     
REMARK 900 RELATED ID: 2HLA   RELATED DB: PDB                                   
REMARK 900  HUMAN CLASS I HISTOCOMPATIBILITY ANTIGEN AW                         
REMARK 900  68.1 (HLA-AW 68.1, HUMAN LEUCOCYTE                                  
REMARK 900  ANTIGEN)                                                            
REMARK 900 RELATED ID: 1MHE   RELATED DB: PDB                                   
REMARK 900  THE HUMAN NON-CLASSICAL MAJOR                                       
REMARK 900  HISTOCOMPATIBILITY COMPLEX MOLECULE HLA-E                           
REMARK 900 RELATED ID: 1IM9   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF THE HUMAN NATURAL                              
REMARK 900  KILLER CELLINHIBITORY RECEPTOR KIR2DL1 BOUND                        
REMARK 900  TO ITS MHC LIGAND HLA-CW4                                           
REMARK 900 RELATED ID: 1EEZ   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE DETERMINATION OF HLA-A2.1                         
REMARK 900   COMPLEXED TOGP2 PEPTIDE VARIANT(I2L/V5L)                           
REMARK 900 RELATED ID: 1JHT   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-A2*0201 IN                                 
REMARK 900  COMPLEX WITH ANONAMERIC ALTERED PEPTIDE LIGAND                      
REMARK 900   (ALGIGILTV) FROM THE MART-1/MELAN-A.                               
REMARK 900 RELATED ID: 1QQD   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-CW4, A LIGAND FOR                          
REMARK 900   THE KIR2D NATURAL KILLER CELL INHIBITORY                           
REMARK 900  RECEPTOR                                                            
REMARK 900 RELATED ID: 1QR1   RELATED DB: PDB                                   
REMARK 900  POOR BINDING OF A HER-2/NEU EPITOPE (GP2                            
REMARK 900  ) TO HLA-A2.1 IS DUE TO A LACK OF                                   
REMARK 900  INTERACTIONS IN THE CENTER OF THE PEPTIDE                           
REMARK 900 RELATED ID: 1ZS8   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF THE MURINE MHC CLASS                           
REMARK 900  IB MOLECULE M10.5                                                   
REMARK 900 RELATED ID: 1HLA   RELATED DB: PDB                                   
REMARK 900  HUMAN CLASS I HISTOCOMPATIBILITY ANTIGEN A2 (                       
REMARK 900  HLA-A2, HUMAN LEUCOCYTE ANTIGEN)                                    
REMARK 900 RELATED ID: 1JGD   RELATED DB: PDB                                   
REMARK 900  HLA-B*2709 BOUND TO DECA-PEPTIDE S10R                               
REMARK 900 RELATED ID: 1I1Y   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HUMAN CLASS I MHC (                            
REMARK 900  HLA-A2.1) COMPLEXED WITH BETA 2-                                    
REMARK 900  MICROGLOBULIN AND HIV-RT VARIANT PEPTIDE I1Y                        
REMARK 900 RELATED ID: 1VGK   RELATED DB: PDB                                   
REMARK 900  THE CRYSTAL STRUCTURE OF CLASS I MAJOR                              
REMARK 900  HISTOCOMPATIBILITYCOMPLEX, H-2KD AT 2.0 A                           
REMARK 900  RESOLUTION                                                          
REMARK 900 RELATED ID: 1AGE   RELATED DB: PDB                                   
REMARK 900  ANTAGONIST HIV-1 GAG PEPTIDES INDUCE                                
REMARK 900  STRUCTURAL CHANGES IN HLA B8 - HIV-1 GAG                            
REMARK 900  PEPTIDE (GGKKKYRL - 7R MUTATION)                                    
REMARK 900 RELATED ID: 1UR7   RELATED DB: PDB                                   
REMARK 900  MOLECULAR REFINEMENT OF ANTI-HLA-A2 USING                           
REMARK 900  LIGHT CHAIN SHUFFLING: A STRUCTURAL MODEL                           
REMARK 900  FOR HLA ANTIBODY BINDING                                            
REMARK 900 RELATED ID: 1HHG   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1S9X   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE ANALYSIS OF NY-ESO-1                              
REMARK 900  EPITOPE ANALOGUE,SLLMWITQA, IN COMPLEX WITH                         
REMARK 900  HLA-A2                                                              
REMARK 900 RELATED ID: 1A9E   RELATED DB: PDB                                   
REMARK 900  DECAMER-LIKE CONFORMATION OF A NANO-PEPTIDE                         
REMARK 900   BOUND TO HLA-B 3501 DUE TO NONSTANDARD                             
REMARK 900  POSITIONING OF THE C-TERMINUS                                       
REMARK 900 RELATED ID: 1DUZ   RELATED DB: PDB                                   
REMARK 900  HUMAN CLASS I HISTOCOMPATIBILITY ANTIGEN (HLA                       
REMARK 900  -A 0201) INCOMPLEX WITH A NONAMERIC PEPTIDE                         
REMARK 900   FROM HTLV-1 TAX PROTEIN                                            
REMARK 900 RELATED ID: 2CLR   RELATED DB: PDB                                   
REMARK 900  HUMAN CLASS I HISTOCOMPATIBILITY ANTIGEN (HLA                       
REMARK 900  -A 0201) COMPLEXED WITH A DECAMERIC PEPTIDE                         
REMARK 900   FROM CALRETICULIN                                                  
REMARK 900 RELATED ID: 3HLA   RELATED DB: PDB                                   
REMARK 900  HUMAN CLASS I HISTOCOMPATIBILITY ANTIGEN A2.                        
REMARK 900  1 (HLA-A2.1 HUMAN LEUCOCYTE ANTIGEN)                                
REMARK 900 RELATED ID: 1M05   RELATED DB: PDB                                   
REMARK 900  HLA B8 IN COMPLEX WITH AN EPSTEIN BARR                              
REMARK 900  VIRUS DETERMINANT                                                   
REMARK 900 RELATED ID: 1TVB   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF MELANOMA ANTIGEN GP100(                        
REMARK 900  209-217) BOUNDTO HUMAN CLASS I MHC HLA-                             
REMARK 900  A2                                                                  
REMARK 900 RELATED ID: 2V2W   RELATED DB: PDB                                   
REMARK 900  T CELL CROSS-REACTIVITY AND CONFORMATIONAL                          
REMARK 900  CHANGES DURING TCR ENGAGEMENT                                       
REMARK 900 RELATED ID: 1ONQ   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF CD1A IN COMPLEX WITH                           
REMARK 900  A SULFATIDE                                                         
REMARK 900 RELATED ID: 2VLR   RELATED DB: PDB                                   
REMARK 900  THE STRUCTURAL DYNAMICS AND ENERGETICS OF AN                        
REMARK 900   IMMUNODOMINANT T-CELL RECEPTOR ARE                                 
REMARK 900  PROGRAMMED BY ITS VBETA DOMAIN                                      
REMARK 900 RELATED ID: 1A1N   RELATED DB: PDB                                   
REMARK 900  MHC CLASS I MOLECULE B*3501 COMPLEXED WITH                          
REMARK 900   PEPTIDE VPLRPMTYFROM THE NEF PROTEIN (75-                          
REMARK 900  82) OF HIV1                                                         
REMARK 900 RELATED ID: 2BVO   RELATED DB: PDB                                   
REMARK 900  STRUCTURES OF THREE HIV-1 HLA-B5703-                                
REMARK 900  PEPTIDE COMPLEXES AND IDENTIFICATION OF                             
REMARK 900  RELATED HLAS POTENTIALLY ASSOCIATED WITH LONG                       
REMARK 900  -TERM NON-PROGRESSION                                               
REMARK 900 RELATED ID: 1LP9   RELATED DB: PDB                                   
REMARK 900  XENOREACTIVE COMPLEX AHIII 12.2 TCR BOUND                           
REMARK 900  TO P1049/HLA-A2.1                                                   
REMARK 900 RELATED ID: 1ZSD   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-B*3501 PRESENTING                          
REMARK 900  AN 11-MER EBVANTIGEN EPLPQGQLTAY                                    
REMARK 900 RELATED ID: 1M6O   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA B*4402 IN COMPLEX                          
REMARK 900   WITH HLADPA*0201 PEPTIDE                                           
REMARK 900 RELATED ID: 1HHK   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1HSB   RELATED DB: PDB                                   
REMARK 900  CLASS I HISTOCOMPATIBILITY ANTIGEN AW68.1 (                         
REMARK 900  LEUCOCYTE ANTIGEN)                                                  
REMARK 900 RELATED ID: 1ZT4   RELATED DB: PDB                                   
REMARK 900  THE CRYSTAL STRUCTURE OF HUMAN CD1D WITH                            
REMARK 900  AND WITHOUT ALPHA-GALACTOSYLCERAMIDE                                
REMARK 900 RELATED ID: 1CE6   RELATED DB: PDB                                   
REMARK 900  MHC CLASS I H-2DB COMPLEXED WITH A                                  
REMARK 900  SENDAI VIRUSNUCLEOPROTEIN PEPTIDE                                   
REMARK 900 RELATED ID: 1X7Q   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-A*1101 WITH SARS                           
REMARK 900   NUCLEOCAPSIDPEPTIDE                                                
REMARK 900 RELATED ID: 1PY4   RELATED DB: PDB                                   
REMARK 900  BETA2 MICROGLOBULIN MUTANT H31Y DISPLAYS HINTS                      
REMARK 900   FOR AMYLOIDFORMATIONS                                              
REMARK 900 RELATED ID: 1SYV   RELATED DB: PDB                                   
REMARK 900  HLA-B*4405 COMPLEXED TO THE DOMINANT SELF                           
REMARK 900   LIGAND EEFGRAYGF                                                   
REMARK 900 RELATED ID: 2J8U   RELATED DB: PDB                                   
REMARK 900  LARGE CDR3A LOOP ALTERATION AS A FUNCTION                           
REMARK 900  OF MHC MUTATION.                                                    
REMARK 900 RELATED ID: 1SYS   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA, B*4403, AND                               
REMARK 900  PEPTIDE EEPTVIKKY                                                   
REMARK 900 RELATED ID: 1OGT   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-B*2709 COMPLEXED                           
REMARK 900  WITH THE VASOACTIVE INTESTINAL PEPTIDE TYPE                         
REMARK 900  1 RECEPTOR (VPAC1) PEPTIDE (RESIDUES 400-408                        
REMARK 900  )                                                                   
REMARK 900 RELATED ID: 1CG9   RELATED DB: PDB                                   
REMARK 900  COMPLEX RECOGNITION OF THE SUPERTYPIC BW6-                          
REMARK 900  DETERMINANT ONHLA-B AND-C MOLECULES BY THE                          
REMARK 900   MONOCLONAL ANTIBODY SFR8-B6                                        
REMARK 900 RELATED ID: 1P7Q   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-A2 BOUND TO LIR-                           
REMARK 900  1, A HOST ANDVIRAL MHC RECEPTOR                                     
REMARK 900 RELATED ID: 1Q94   RELATED DB: PDB                                   
REMARK 900  STRUCTURES OF HLA-A*1101 IN COMPLEX WITH                            
REMARK 900  IMMUNODOMINANTNONAMER AND DECAMER HIV-1                             
REMARK 900  EPITOPES CLEARLY REVEAL THEPRESENCE OF A                            
REMARK 900  MIDDLE ANCHOR RESIDUE                                               
REMARK 900 RELATED ID: 1JNJ   RELATED DB: PDB                                   
REMARK 900  NMR SOLUTION STRUCTURE OF THE HUMAN BETA2-                          
REMARK 900  MICROGLOBULIN                                                       
REMARK 900 RELATED ID: 1AGB   RELATED DB: PDB                                   
REMARK 900  ANTAGONIST HIV-1 GAG PEPTIDES INDUCE                                
REMARK 900  STRUCTURAL CHANGES IN HLA B8 - HIV-1 GAG                            
REMARK 900  PEPTIDE (GGRKKYKL - 3R MUTATION)                                    
REMARK 900 RELATED ID: 2D31   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF DISULFIDE-LINKED HLA-G                         
REMARK 900   DIMER                                                              
REMARK 900 RELATED ID: 1AQD   RELATED DB: PDB                                   
REMARK 900  HLA-DR1 (DRA, DRB1 0101) HUMAN CLASS II                             
REMARK 900  HISTOCOMPATIBILITYPROTEIN (EXTRACELLULAR DOMAIN)                    
REMARK 900  COMPLEXED WITH ENDOGENOUSPEPTIDE                                    
REMARK 900 RELATED ID: 1XZ0   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF CD1A IN COMPLEX WITH                           
REMARK 900  A SYNTHETICMYCOBACTIN LIPOPEPTIDE                                   
REMARK 900 RELATED ID: 1LDS   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF MONOMERIC HUMAN BETA-2                         
REMARK 900  -MICROGLOBULIN                                                      
REMARK 900 RELATED ID: 1TVH   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF MODIFIED MELANOMA ANTIGEN                      
REMARK 900   GP100(209-T2M) BOUND TO HUMAN CLASS I                              
REMARK 900  MHC HLA-A2                                                          
REMARK 900 RELATED ID: 1HHH   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1XR8   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURES OF HLA-B*1501 IN                                 
REMARK 900  COMPLEX WITH PEPTIDESFROM HUMAN UBCH6 AND                           
REMARK 900  EPSTEIN-BARR VIRUS EBNA-3                                           
REMARK 900 RELATED ID: 2BSS   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURES AND KIR3DL1 RECOGNITION OF                       
REMARK 900   THREE IMMUNODOMINANT VIRAL PEPTIDES COMPLEXED                      
REMARK 900   TO HLA-B2705                                                       
REMARK 900 RELATED ID: 1E28   RELATED DB: PDB                                   
REMARK 900  NONSTANDARD PEPTIDE BINDING OF HLA-B*5101                           
REMARK 900  COMPLEXED WITH HIV IMMUNODOMINANT EPITOPE KM2                       
REMARK 900  (TAFTIPSI)                                                          
REMARK 900 RELATED ID: 1A1M   RELATED DB: PDB                                   
REMARK 900  MHC CLASS I MOLECULE B*5301 COMPLEXED WITH                          
REMARK 900   PEPTIDETYPDINQML FROM GAG PROTEIN OF HIV2                          
REMARK 900 RELATED ID: 2BVP   RELATED DB: PDB                                   
REMARK 900  STRUCTURES OF THREE HIV-1 HLA-B5703-                                
REMARK 900  PEPTIDE COMPLEXES AND IDENTIFICATION OF                             
REMARK 900  RELATED HLAS POTENTIALLY ASSOCIATED WITH LONG                       
REMARK 900  -TERM NON-PROGRESSION                                               
REMARK 900 RELATED ID: 2V2X   RELATED DB: PDB                                   
REMARK 900  T CELL CROSS-REACTIVITY AND CONFORMATIONAL                          
REMARK 900  CHANGES DURING TCR ENGAGEMENT.                                      
REMARK 900 RELATED ID: 1XR9   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURES OF HLA-B*1501 IN                                 
REMARK 900  COMPLEX WITH PEPTIDESFROM HUMAN UBCH6 AND                           
REMARK 900  EPSTEIN-BARR VIRUS EBNA-3                                           
REMARK 900 RELATED ID: 2GJ6   RELATED DB: PDB                                   
REMARK 900  THE COMPLEX BETWEEN TCR A6 AND HUMAN CLASS                          
REMARK 900   I MHC HLA-A2WITH THE MODIFIED HTLV-1                               
REMARK 900  TAX (Y5K-4-[3-INDOLYL]-BUTYRICACID) PEPTIDE                         
REMARK 900 RELATED ID: 1EFX   RELATED DB: PDB                                   
REMARK 900  STRUCTURE OF A COMPLEX BETWEEN THE HUMAN                            
REMARK 900  NATURAL KILLER CELL RECEPTOR KIR2DL2 AND A                          
REMARK 900  CLASS I MHC LIGAND HLA-CW3                                          
REMARK 900 RELATED ID: 1QLF   RELATED DB: PDB                                   
REMARK 900  MHC CLASS I H-2DB COMPLEXED WITH                                    
REMARK 900  GLYCOPEPTIDE K3G                                                    
REMARK 900 RELATED ID: 2AV1   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HTLV-1 TAX PEPTIDE                             
REMARK 900  BOUND TO HUMANCLASS I MHC HLA-A2 WITH                               
REMARK 900  THE E63Q AND K66A MUTATIONS IN THEHEAVY                             
REMARK 900  CHAIN.                                                              
REMARK 900 RELATED ID: 1TMC   RELATED DB: PDB                                   
REMARK 900  TRUNCATED HUMAN CLASS I HISTOCOMPATIBILITY                          
REMARK 900  ANTIGEN HLA-AW68 COMPLEXED WITH A DECAMERIC                         
REMARK 900   PEPTIDE (EVAPPEYHRK)                                               
REMARK 900 RELATED ID: 1QSF   RELATED DB: PDB                                   
REMARK 900  STRUCTURE OF A6-TCR BOUND TO HLA-A2                                 
REMARK 900  COMPLEXED WITH ALTERED HTLV-1 TAX PEPTIDE                           
REMARK 900  Y8A                                                                 
REMARK 900 RELATED ID: 1DUY   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-A0201/OCTAMERIC TAX                        
REMARK 900   PEPTIDE COMPLEX                                                    
REMARK 900 RELATED ID: 1KPR   RELATED DB: PDB                                   
REMARK 900  THE HUMAN NON-CLASSICAL MAJOR                                       
REMARK 900  HISTOCOMPATIBILITY COMPLEXMOLECULE HLA-E                            
REMARK 900 RELATED ID: 1JGE   RELATED DB: PDB                                   
REMARK 900  HLA-B*2705 BOUND TO NONA-PEPTIDE M9                                 
REMARK 900 RELATED ID: 2HJL   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-B5703 AND HIV-1                            
REMARK 900  PEPTIDE                                                             
REMARK 900 RELATED ID: 1QEW   RELATED DB: PDB                                   
REMARK 900  HUMAN CLASS I HISTOCOMPATIBILITY ANTIGEN (HLA                       
REMARK 900  -A 0201)COMPLEX WITH A NONAMERIC PEPTIDE                            
REMARK 900  FROM MELANOMA-ASSOCIATEDANTIGEN 3 (RESIDUES                         
REMARK 900  271-279)                                                            
REMARK 900 RELATED ID: 1W0V   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-B*2705 COMPLEXED                           
REMARK 900  WITH THE SELF-PEPTIDE TIS FROM EGF-                                 
REMARK 900  RESPONSE FACTOR 1                                                   
REMARK 900 RELATED ID: 1K5N   RELATED DB: PDB                                   
REMARK 900  HLA-B*2709 BOUND TO NONA-PEPTIDE M9                                 
REMARK 900 RELATED ID: 1AO7   RELATED DB: PDB                                   
REMARK 900  COMPLEX BETWEEN HUMAN T-CELL RECEPTOR, VIRAL                        
REMARK 900   PEPTIDE (TAX), AND HLA-A 0201                                      
REMARK 900 RELATED ID: 2BNR   RELATED DB: PDB                                   
REMARK 900  STRUCTURAL AND KINETIC BASIS FOR HIGHTENED                          
REMARK 900  IMMUNOGENICITY OF T CELL VACCINES                                   
REMARK 900 RELATED ID: 1XH3   RELATED DB: PDB                                   
REMARK 900  CONFORMATIONAL RESTRAINTS AND FLEXIBILITY OF                        
REMARK 900  14-MERICPEPTIDES IN COMPLEX WITH HLA-B*                             
REMARK 900  3501                                                                
REMARK 900 RELATED ID: 2BST   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURES AND KIR3DL1 RECOGNITION OF                       
REMARK 900   THREE IMMUNODOMINANT VIRAL PEPTIDES COMPLEXED                      
REMARK 900   TO HLA-B2705                                                       
REMARK 900 RELATED ID: 1MI5   RELATED DB: PDB                                   
REMARK 900  THE CRYSTAL STRUCTURE OF LC13 TCR IN                                
REMARK 900  COMPLEX WITH HLAB8-EBVPEPTIDE COMPLEX                               
REMARK 900 RELATED ID: 2H26   RELATED DB: PDB                                   
REMARK 900  HUMAN CD1B IN COMPLEX WITH ENDOGENOUS                               
REMARK 900  PHOSPHATIDYLCHOLINEAND SPACER                                       
REMARK 900 RELATED ID: 1S9Y   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE ANALYSIS OF NY-ESO-1                              
REMARK 900  EPITOPE ANALOGUE,SLLMWITQS, IN COMPLEX WITH                         
REMARK 900  HLA-A2                                                              
REMARK 900 RELATED ID: 1A1O   RELATED DB: PDB                                   
REMARK 900  MHC CLASS I MOLECULE B5301 COMPLEXED WITH                           
REMARK 900  PEPTIDE LS6 (KPIVQYDNF) FROM THE MALARIA                            
REMARK 900  PARASITE P. FALCIPARUM                                              
REMARK 900 RELATED ID: 2A83   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-B*2705 COMPLEXED                           
REMARK 900  WITH THE GLUCAGONRECEPTOR (GR) PEPTIDE (                            
REMARK 900  RESIDUES 412-420)                                                   
REMARK 900 RELATED ID: 1AGF   RELATED DB: PDB                                   
REMARK 900  ANTAGONIST HIV-1 GAG PEPTIDES INDUCE                                
REMARK 900  STRUCTURAL CHANGES IN HLA B8 - HIV-1 GAG                            
REMARK 900  PEPTIDE (GGKKRYKL - 5R MUTATION)                                    
REMARK 900 RELATED ID: 1OGA   RELATED DB: PDB                                   
REMARK 900  A STRUCTURAL BASIS FOR IMMUNODOMINANT HUMAN                         
REMARK 900  T-CELL RECEPTOR RECOGNITION.                                        
REMARK 900 RELATED ID: 2F8O   RELATED DB: PDB                                   
REMARK 900  A NATIVE TO AMYLOIDOGENIC TRANSITION REGULATED                      
REMARK 900   BY ABACKBONE TRIGGER                                               
REMARK 900 RELATED ID: 2CII   RELATED DB: PDB                                   
REMARK 900  THE CRYSTAL STRUCTURE OF H-2DB COMPLEXED                            
REMARK 900  WITH A PARTIAL PEPTIDE EPITOPE SUGGESTS AN                          
REMARK 900  MHC CLASS I ASSEMBLY-INTERMEDIATE                                   
REMARK 900 RELATED ID: 1I7R   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF CLASS I MHC A2 IN                              
REMARK 900  COMPLEX WITH PEPTIDEP1058                                           
REMARK 900 RELATED ID: 1JF1   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-A2*0201 IN                                 
REMARK 900  COMPLEX WITH ADECAMERIC ALTERED PEPTIDE LIGAND                      
REMARK 900   FROM THE MART-1/MELAN-A                                            
REMARK 900 RELATED ID: 2C7U   RELATED DB: PDB                                   
REMARK 900  CONFLICTING SELECTIVE FORCES AFFECT CD8 T-                          
REMARK 900  CELL RECEPTOR CONTACT SITES IN AN HLA-A2                            
REMARK 900  IMMUNODOMINANT HIV EPITOPE.                                         
REMARK 900 RELATED ID: 2F74   RELATED DB: PDB                                   
REMARK 900  MURINE MHC CLASS I H-2DB IN COMPLEX WITH                            
REMARK 900   HUMAN B2-MICROGLOBULIN AND LCMV-DERIVED                            
REMARK 900  IMMUNODMINANT PEPTIDE GP33                                          
REMARK 900 RELATED ID: 1E27   RELATED DB: PDB                                   
REMARK 900  NONSTANDARD PEPTIDE BINDING OF HLA-B*5101                           
REMARK 900  COMPLEXED WITH HIV IMMUNODOMINANT EPITOPE KM1                       
REMARK 900  (LPPVVAKEI)                                                         
REMARK 900 RELATED ID: 1W0W   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-B*2709 COMPLEXED                           
REMARK 900  WITH THE SELF-PEPTIDE TIS FROM EGF-                                 
REMARK 900  RESPONSE FACTOR 1                                                   
REMARK 900 RELATED ID: 1GZQ   RELATED DB: PDB                                   
REMARK 900  CD1B IN COMPLEX WITH PHOPHATIDYLINOSITOL                            
REMARK 900 RELATED ID: 1UXS   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-B*2705 COMPLEXED                           
REMARK 900  WITH THE LATENT MEMBRANE PROTEIN 2 PEPTIDE                          
REMARK 900   (LMP2)OF EPSTEIN-BARR VIRUS                                        
REMARK 900 RELATED ID: 1AKJ   RELATED DB: PDB                                   
REMARK 900  COMPLEX OF THE HUMAN MHC CLASS I                                    
REMARK 900  GLYCOPROTEIN HLA-A2 ANDTHE T CELL CORECEPTOR                        
REMARK 900   CD8                                                                
REMARK 900 RELATED ID: 2HJK   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-B5703 AND HIV-1                            
REMARK 900  PEPTIDE                                                             
REMARK 900 RELATED ID: 2VB5   RELATED DB: PDB                                   
REMARK 900  SOLUTION STRUCTURE OF W60G MUTANT OF HUMAN                          
REMARK 900  BETA2-MICROGLOBULIN                                                 
REMARK 900 RELATED ID: 1AGD   RELATED DB: PDB                                   
REMARK 900  ANTAGONIST HIV-1 GAG PEPTIDES INDUCE                                
REMARK 900  STRUCTURAL CHANGES IN HLA B8 - HIV-1 GAG                            
REMARK 900  PEPTIDE (GGKKKYKL - INDEX PEPTIDE)                                  
REMARK 900 RELATED ID: 1R3H   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF T10                                            
REMARK 900 RELATED ID: 1EEY   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE DETERMINATION OF HLA A2                           
REMARK 900  COMPLEXED TOPEPTIDE GP2 WITH THE SUBSTITUTION                       
REMARK 900   (I2L/V5L/L9V)                                                      
REMARK 900 RELATED ID: 1I7T   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF CLASS I MHC A2 IN                              
REMARK 900  COMPLEX WITH PEPTIDEP1049-5V                                        
REMARK 900 RELATED ID: 1YDP   RELATED DB: PDB                                   
REMARK 900  1.9A CRYSTAL STRUCTURE OF HLA-G                                     
REMARK 900 RELATED ID: 1I4F   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-A*0201/MAGE-A4-                            
REMARK 900  PEPTIDE COMPLEX                                                     
REMARK 900 RELATED ID: 2VLL   RELATED DB: PDB                                   
REMARK 900  THE STRUCTURAL DYNAMICS AND ENERGETICS OF AN                        
REMARK 900   IMMUNODOMINANT T-CELL RECEPTOR ARE                                 
REMARK 900  PROGRAMMED BY ITS VBETA DOMAIN                                      
REMARK 900 RELATED ID: 2BSR   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURES AND KIR3DL1 RECOGNITION OF                       
REMARK 900   THREE IMMUNODOMINANT VIRAL PEPTIDES COMPLEXED                      
REMARK 900   TO HLA-B2705                                                       
REMARK 900 RELATED ID: 1OF2   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-B*2709 COMPLEXED                           
REMARK 900  WITH THE VASOACTIVE INTESTINAL PEPTIDE TYPE                         
REMARK 900  1 RECEPTOR (VPAC1) PEPTIDE (RESIDUES 400-408)                       
REMARK 900 RELATED ID: 1B0G   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HUMAN CLASS I MHC (                            
REMARK 900  HLA-A2.1) COMPLEXED WITH BETA 2-                                    
REMARK 900  MICROGLOBULIN AND HUMAN PEPTIDE P1049                               
REMARK 900 RELATED ID: 2VLJ   RELATED DB: PDB                                   
REMARK 900  THE STRUCTURAL DYNAMICS AND ENERGETICS OF AN                        
REMARK 900   IMMUNODOMINANT T-CELL RECEPTOR ARE                                 
REMARK 900  PROGRAMMED BY ITS VBETA DOMAIN                                      
REMARK 900 RELATED ID: 1B0R   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HLA-A0201 COMPLEXED                            
REMARK 900  WITH A PEPTIDE WITH THE CARBOXYL-TERMINAL                           
REMARK 900  GROUP SUBSTITUTED BY A METHYL GROUP                                 
REMARK 900 RELATED ID: 1HHI   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1QSE   RELATED DB: PDB                                   
REMARK 900  STRUCTURE OF HUMAN A6-TCR BOUND TO HLA-                             
REMARK 900  A2 COMPLEXED WITH ALTERED HTLV-1 TAX                                
REMARK 900  PEPTIDE V7R                                                         
REMARK 900 RELATED ID: 2AXG   RELATED DB: PDB                                   
REMARK 900  THE IMMUNOGENICITY OF A VIRAL CYTOTOXIC T                           
REMARK 900  CELL EPITOPE ISCONTROLLED BY ITS MHC-BOUND                          
REMARK 900  CONFORMATION                                                        
REMARK 900 RELATED ID: 1A9B   RELATED DB: PDB                                   
REMARK 900  DECAMER-LIKE CONFORMATION OF A NANO-PEPTIDE                         
REMARK 900   BOUND TO HLA-B 3501 DUE TO NONSTANDARD                             
REMARK 900  POSITIONING OF THE C-TERMINUS                                       
REMARK 900 RELATED ID: 2BVQ   RELATED DB: PDB                                   
REMARK 900  STRUCTURES OF THREE HIV-1 HLA-B5703-                                
REMARK 900  PEPTIDE COMPLEXES AND IDENTIFICATION OF                             
REMARK 900  RELATED HLAS POTENTIALLY ASSOCIATED WITH LONG                       
REMARK 900  -TERM NON-PROGRESSION                                               
REMARK 900 RELATED ID: 1AGC   RELATED DB: PDB                                   
REMARK 900  ANTAGONIST HIV-1 GAG PEPTIDES INDUCE                                
REMARK 900  STRUCTURAL CHANGES IN HLA B8 - HIV-1 GAG                            
REMARK 900  PEPTIDE (GGKKKYQL - 7Q MUTATION)                                    
REMARK 900 RELATED ID: 1QVO   RELATED DB: PDB                                   
REMARK 900  STRUCTURES OF HLA-A*1101 IN COMPLEX WITH                            
REMARK 900  IMMUNODOMINANTNONAMER AND DECAMER HIV-1                             
REMARK 900  EPITOPES CLEARLY REVEAL THEPRESENCE OF A                            
REMARK 900  MIDDLE ANCHOR RESIDUE                                               
REMARK 900 RELATED ID: 1HHJ   RELATED DB: PDB                                   
REMARK 900  HUMAN CLASS I HISTOCOMPATIBILITY ANTIGEN (HLA                       
REMARK 900  -A 0201) COMPLEX WITH A NONAMERIC PEPTIDE                           
REMARK 900  FROM HIV-1 REVERSE TRANSCRIPTASE (RESIDUES                          
REMARK 900  309-317)                                                            
REMARK 900 RELATED ID: 1S9W   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE ANALYSIS OF NY-ESO-1                              
REMARK 900  EPITOPE, SLLMWITQC,IN COMPLEX WITH HLA-A2                           
REMARK 900 RELATED ID: 1KTL   RELATED DB: PDB                                   
REMARK 900  THE HUMAN NON-CLASSICAL MAJOR                                       
REMARK 900  HISTOCOMPATIBILITY COMPLEXMOLECULE HLA-E                            
REMARK 900 RELATED ID: 1A6Z   RELATED DB: PDB                                   
REMARK 900  HFE (HUMAN) HEMOCHROMATOSIS PROTEIN                                 
REMARK 900 RELATED ID: 2CIK   RELATED DB: PDB                                   
REMARK 900  INSIGHTS INTO CROSSREACTIVITY IN HUMAN                              
REMARK 900  ALLORECOGNITION: THE STRUCTURE OF HLA-B35011                        
REMARK 900  PRESENTING AN EPITOPE DERIVED FROM CYTOCHROME                       
REMARK 900   P450.                                                              
REMARK 900 RELATED ID: 1I1F   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HUMAN CLASS I MHC (                            
REMARK 900  HLA-A2.1) COMPLEXED WITH BETA 2-                                    
REMARK 900  MICROGLOBULIN AND HIV-RT VARIANT PEPTIDE I1Y                        
REMARK 900 RELATED ID: 2UWE   RELATED DB: PDB                                   
REMARK 900  LARGE CDR3A LOOP ALTERATION AS A FUNCTION                           
REMARK 900  OF MHC MUTATION                                                     
REMARK 900 RELATED ID: 2AV7   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HTLV-1 TAX PEPTIDE                             
REMARK 900  BOUND TO HUMANCLASS I MHC HLA-A2 WITH                               
REMARK 900  THE K66A MUTATION IN THE HEAVYCHAIN.                                
REMARK 900 RELATED ID: 2X4P   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF MHC CLASS I HLA-A2.                            
REMARK 900  1 BOUND TO A PHOTOCLEAVABLE PEPTIDE                                 
REMARK 900 RELATED ID: 2X4U   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF MHC CLASS I HLA-A2.                            
REMARK 900  1 BOUND TO HIV-1 PEPTIDE RT468-476                                  
REMARK 900 RELATED ID: 2X4S   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF MHC CLASS I HLA-A2.                            
REMARK 900  1 BOUND TO A PEPTIDE REPRESENTING THE                               
REMARK 900  EPITOPE OF THE H5N1 (AVIAN FLU)                                     
REMARK 900  NUCLEOPROTEIN                                                       
REMARK 900 RELATED ID: 2X4T   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF MHC CLASS I HLA-A2.                            
REMARK 900  1 BOUND TO A PEIODATE-CLEAVABLE PEPTIDE                             
REMARK 900 RELATED ID: 2X4N   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF MHC CLASS I HLA-A2.                            
REMARK 900  1 BOUND TO RESIDUAL FRAGMENTS OF A                                  
REMARK 900  PHOTOCLEAVABLE PEPTIDE THAT IS CLEAVED UPON                         
REMARK 900  UV-LIGHT TREATMENT                                                  
REMARK 900 RELATED ID: 2X4M   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF MHC CLASS I HLA-A2.                            
REMARK 900  1 BOUND TO A PHOTOCLEAVABLE PEPTIDE                                 
REMARK 900 RELATED ID: 2X4R   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF MHC CLASS I HLA-A2.                            
REMARK 900  1 BOUND TO CYTOMEGALOVIRUS (CMV) PP65                               
REMARK 900  EPITOPE                                                             
REMARK 900 RELATED ID: 2X4Q   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF MHC CLASS I HLA-A2.                            
REMARK 900  1 BOUND TO A PHOTOCLEAVABLE PEPTIDE                                 
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 INITIALIZING METHIONINE (B0 AND E0) ADDED TO SEQUENCE                
DBREF  2X4O A    1   275  UNP    P01892   1A02_HUMAN      25    299             
DBREF  2X4O B    0     0  PDB    2X4O     2X4O             0      0             
DBREF  2X4O B    1    99  UNP    P61769   B2MG_HUMAN      21    119             
DBREF  2X4O C    1     9  UNP    P04583   ENV_HV1MA      120    128             
DBREF  2X4O D    1   275  UNP    P01892   1A02_HUMAN      25    299             
DBREF  2X4O E    0     0  PDB    2X4O     2X4O             0      0             
DBREF  2X4O E    1    99  UNP    P61769   B2MG_HUMAN      21    119             
DBREF  2X4O F    1     9  UNP    P04583   ENV_HV1MA      120    128             
SEQRES   1 A  275  GLY SER HIS SER MET ARG TYR PHE PHE THR SER VAL SER          
SEQRES   2 A  275  ARG PRO GLY ARG GLY GLU PRO ARG PHE ILE ALA VAL GLY          
SEQRES   3 A  275  TYR VAL ASP ASP THR GLN PHE VAL ARG PHE ASP SER ASP          
SEQRES   4 A  275  ALA ALA SER GLN ARG MET GLU PRO ARG ALA PRO TRP ILE          
SEQRES   5 A  275  GLU GLN GLU GLY PRO GLU TYR TRP ASP GLY GLU THR ARG          
SEQRES   6 A  275  LYS VAL LYS ALA HIS SER GLN THR HIS ARG VAL ASP LEU          
SEQRES   7 A  275  GLY THR LEU ARG GLY TYR TYR ASN GLN SER GLU ALA GLY          
SEQRES   8 A  275  SER HIS THR VAL GLN ARG MET TYR GLY CYS ASP VAL GLY          
SEQRES   9 A  275  SER ASP TRP ARG PHE LEU ARG GLY TYR HIS GLN TYR ALA          
SEQRES  10 A  275  TYR ASP GLY LYS ASP TYR ILE ALA LEU LYS GLU ASP LEU          
SEQRES  11 A  275  ARG SER TRP THR ALA ALA ASP MET ALA ALA GLN THR THR          
SEQRES  12 A  275  LYS HIS LYS TRP GLU ALA ALA HIS VAL ALA GLU GLN LEU          
SEQRES  13 A  275  ARG ALA TYR LEU GLU GLY THR CYS VAL GLU TRP LEU ARG          
SEQRES  14 A  275  ARG TYR LEU GLU ASN GLY LYS GLU THR LEU GLN ARG THR          
SEQRES  15 A  275  ASP ALA PRO LYS THR HIS MET THR HIS HIS ALA VAL SER          
SEQRES  16 A  275  ASP HIS GLU ALA THR LEU ARG CYS TRP ALA LEU SER PHE          
SEQRES  17 A  275  TYR PRO ALA GLU ILE THR LEU THR TRP GLN ARG ASP GLY          
SEQRES  18 A  275  GLU ASP GLN THR GLN ASP THR GLU LEU VAL GLU THR ARG          
SEQRES  19 A  275  PRO ALA GLY ASP GLY THR PHE GLN LYS TRP ALA ALA VAL          
SEQRES  20 A  275  VAL VAL PRO SER GLY GLN GLU GLN ARG TYR THR CYS HIS          
SEQRES  21 A  275  VAL GLN HIS GLU GLY LEU PRO LYS PRO LEU THR LEU ARG          
SEQRES  22 A  275  TRP GLU                                                      
SEQRES   1 B  100  MET ILE GLN ARG THR PRO LYS ILE GLN VAL TYR SER ARG          
SEQRES   2 B  100  HIS PRO ALA GLU ASN GLY LYS SER ASN PHE LEU ASN CYS          
SEQRES   3 B  100  TYR VAL SER GLY PHE HIS PRO SER ASP ILE GLU VAL ASP          
SEQRES   4 B  100  LEU LEU LYS ASN GLY GLU ARG ILE GLU LYS VAL GLU HIS          
SEQRES   5 B  100  SER ASP LEU SER PHE SER LYS ASP TRP SER PHE TYR LEU          
SEQRES   6 B  100  LEU TYR TYR THR GLU PHE THR PRO THR GLU LYS ASP GLU          
SEQRES   7 B  100  TYR ALA CYS ARG VAL ASN HIS VAL THR LEU SER GLN PRO          
SEQRES   8 B  100  LYS ILE VAL LYS TRP ASP ARG ASP MET                          
SEQRES   1 C    9  LYS LEU THR PRO LEU CYS VAL THR LEU                          
SEQRES   1 D  275  GLY SER HIS SER MET ARG TYR PHE PHE THR SER VAL SER          
SEQRES   2 D  275  ARG PRO GLY ARG GLY GLU PRO ARG PHE ILE ALA VAL GLY          
SEQRES   3 D  275  TYR VAL ASP ASP THR GLN PHE VAL ARG PHE ASP SER ASP          
SEQRES   4 D  275  ALA ALA SER GLN ARG MET GLU PRO ARG ALA PRO TRP ILE          
SEQRES   5 D  275  GLU GLN GLU GLY PRO GLU TYR TRP ASP GLY GLU THR ARG          
SEQRES   6 D  275  LYS VAL LYS ALA HIS SER GLN THR HIS ARG VAL ASP LEU          
SEQRES   7 D  275  GLY THR LEU ARG GLY TYR TYR ASN GLN SER GLU ALA GLY          
SEQRES   8 D  275  SER HIS THR VAL GLN ARG MET TYR GLY CYS ASP VAL GLY          
SEQRES   9 D  275  SER ASP TRP ARG PHE LEU ARG GLY TYR HIS GLN TYR ALA          
SEQRES  10 D  275  TYR ASP GLY LYS ASP TYR ILE ALA LEU LYS GLU ASP LEU          
SEQRES  11 D  275  ARG SER TRP THR ALA ALA ASP MET ALA ALA GLN THR THR          
SEQRES  12 D  275  LYS HIS LYS TRP GLU ALA ALA HIS VAL ALA GLU GLN LEU          
SEQRES  13 D  275  ARG ALA TYR LEU GLU GLY THR CYS VAL GLU TRP LEU ARG          
SEQRES  14 D  275  ARG TYR LEU GLU ASN GLY LYS GLU THR LEU GLN ARG THR          
SEQRES  15 D  275  ASP ALA PRO LYS THR HIS MET THR HIS HIS ALA VAL SER          
SEQRES  16 D  275  ASP HIS GLU ALA THR LEU ARG CYS TRP ALA LEU SER PHE          
SEQRES  17 D  275  TYR PRO ALA GLU ILE THR LEU THR TRP GLN ARG ASP GLY          
SEQRES  18 D  275  GLU ASP GLN THR GLN ASP THR GLU LEU VAL GLU THR ARG          
SEQRES  19 D  275  PRO ALA GLY ASP GLY THR PHE GLN LYS TRP ALA ALA VAL          
SEQRES  20 D  275  VAL VAL PRO SER GLY GLN GLU GLN ARG TYR THR CYS HIS          
SEQRES  21 D  275  VAL GLN HIS GLU GLY LEU PRO LYS PRO LEU THR LEU ARG          
SEQRES  22 D  275  TRP GLU                                                      
SEQRES   1 E  100  MET ILE GLN ARG THR PRO LYS ILE GLN VAL TYR SER ARG          
SEQRES   2 E  100  HIS PRO ALA GLU ASN GLY LYS SER ASN PHE LEU ASN CYS          
SEQRES   3 E  100  TYR VAL SER GLY PHE HIS PRO SER ASP ILE GLU VAL ASP          
SEQRES   4 E  100  LEU LEU LYS ASN GLY GLU ARG ILE GLU LYS VAL GLU HIS          
SEQRES   5 E  100  SER ASP LEU SER PHE SER LYS ASP TRP SER PHE TYR LEU          
SEQRES   6 E  100  LEU TYR TYR THR GLU PHE THR PRO THR GLU LYS ASP GLU          
SEQRES   7 E  100  TYR ALA CYS ARG VAL ASN HIS VAL THR LEU SER GLN PRO          
SEQRES   8 E  100  LYS ILE VAL LYS TRP ASP ARG ASP MET                          
SEQRES   1 F    9  LYS LEU THR PRO LEU CYS VAL THR LEU                          
HET    MES  D1276      12                                                       
HET    MES  E1100      12                                                       
HET    MES  B1100      12                                                       
HET    MES  D1277      12                                                       
HET    GOL  D1278       6                                                       
HET    GOL  E1101       6                                                       
HET    GOL  D1279       6                                                       
HET    GOL  A1276       6                                                       
HET    GOL  D1280       6                                                       
HET    GOL  E1102      12                                                       
HETNAM     GOL GLYCEROL                                                         
HETNAM     MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID                             
FORMUL   7  GOL    6(C3 H8 O3)                                                  
FORMUL   8  MES    4(C6 H13 N O4 S)                                             
FORMUL   9  HOH   *417(H2 O)                                                    
HELIX    1   1 ALA A   49  GLU A   53  5                                   5    
HELIX    2   2 GLY A   56  TYR A   85  1                                  30    
HELIX    3   3 ASP A  137  ALA A  150  1                                  14    
HELIX    4   4 HIS A  151  GLY A  162  1                                  12    
HELIX    5   5 GLY A  162  GLY A  175  1                                  14    
HELIX    6   6 GLY A  175  GLN A  180  1                                   6    
HELIX    7   7 GLN A  253  GLN A  255  5                                   3    
HELIX    8   8 ALA D   49  GLU D   53  5                                   5    
HELIX    9   9 GLY D   56  TYR D   85  1                                  30    
HELIX   10  10 ASP D  137  ALA D  150  1                                  14    
HELIX   11  11 HIS D  151  GLY D  162  1                                  12    
HELIX   12  12 GLY D  162  GLY D  175  1                                  14    
HELIX   13  13 GLY D  175  GLN D  180  1                                   6    
HELIX   14  14 THR D  225  THR D  228  5                                   4    
HELIX   15  15 GLN D  253  GLN D  255  5                                   3    
SHEET    1  AA 8 GLU A  46  PRO A  47  0                                        
SHEET    2  AA 8 THR A  31  ASP A  37 -1  O  ARG A  35   N  GLU A  46           
SHEET    3  AA 8 ARG A  21  VAL A  28 -1  O  ALA A  24   N  PHE A  36           
SHEET    4  AA 8 HIS A   3  VAL A  12 -1  O  ARG A   6   N  TYR A  27           
SHEET    5  AA 8 THR A  94  VAL A 103 -1  O  VAL A  95   N  SER A  11           
SHEET    6  AA 8 PHE A 109  TYR A 118 -1  N  LEU A 110   O  ASP A 102           
SHEET    7  AA 8 LYS A 121  LEU A 126 -1  O  LYS A 121   N  TYR A 118           
SHEET    8  AA 8 TRP A 133  ALA A 135 -1  O  THR A 134   N  ALA A 125           
SHEET    1  AB 4 LYS A 186  ALA A 193  0                                        
SHEET    2  AB 4 GLU A 198  PHE A 208 -1  O  THR A 200   N  HIS A 192           
SHEET    3  AB 4 PHE A 241  PRO A 250 -1  O  PHE A 241   N  PHE A 208           
SHEET    4  AB 4 ARG A 234  PRO A 235  1  O  ARG A 234   N  GLN A 242           
SHEET    1  AC 4 LYS A 186  ALA A 193  0                                        
SHEET    2  AC 4 GLU A 198  PHE A 208 -1  O  THR A 200   N  HIS A 192           
SHEET    3  AC 4 PHE A 241  PRO A 250 -1  O  PHE A 241   N  PHE A 208           
SHEET    4  AC 4 THR A 228  LEU A 230 -1  O  GLU A 229   N  ALA A 246           
SHEET    1  AD 2 ARG A 234  PRO A 235  0                                        
SHEET    2  AD 2 PHE A 241  PRO A 250  1  O  GLN A 242   N  ARG A 234           
SHEET    1  AE 4 GLU A 222  ASP A 223  0                                        
SHEET    2  AE 4 THR A 214  ARG A 219 -1  O  ARG A 219   N  GLU A 222           
SHEET    3  AE 4 TYR A 257  GLN A 262 -1  O  THR A 258   N  GLN A 218           
SHEET    4  AE 4 LEU A 270  ARG A 273 -1  O  LEU A 270   N  VAL A 261           
SHEET    1  BA 4 LYS B   6  SER B  11  0                                        
SHEET    2  BA 4 ASN B  21  PHE B  30 -1  O  ASN B  24   N  TYR B  10           
SHEET    3  BA 4 PHE B  62  PHE B  70 -1  O  PHE B  62   N  PHE B  30           
SHEET    4  BA 4 SER B  55  PHE B  56  1  O  SER B  55   N  TYR B  63           
SHEET    1  BB 4 LYS B   6  SER B  11  0                                        
SHEET    2  BB 4 ASN B  21  PHE B  30 -1  O  ASN B  24   N  TYR B  10           
SHEET    3  BB 4 PHE B  62  PHE B  70 -1  O  PHE B  62   N  PHE B  30           
SHEET    4  BB 4 GLU B  50  HIS B  51 -1  O  GLU B  50   N  TYR B  67           
SHEET    1  BC 2 SER B  55  PHE B  56  0                                        
SHEET    2  BC 2 PHE B  62  PHE B  70  1  O  TYR B  63   N  SER B  55           
SHEET    1  BD 4 GLU B  44  ARG B  45  0                                        
SHEET    2  BD 4 GLU B  36  LYS B  41 -1  O  LYS B  41   N  GLU B  44           
SHEET    3  BD 4 TYR B  78  ASN B  83 -1  O  ALA B  79   N  LEU B  40           
SHEET    4  BD 4 LYS B  91  LYS B  94 -1  O  LYS B  91   N  VAL B  82           
SHEET    1  DA 8 GLU D  46  PRO D  47  0                                        
SHEET    2  DA 8 THR D  31  ASP D  37 -1  O  ARG D  35   N  GLU D  46           
SHEET    3  DA 8 ARG D  21  VAL D  28 -1  O  ALA D  24   N  PHE D  36           
SHEET    4  DA 8 HIS D   3  VAL D  12 -1  O  ARG D   6   N  TYR D  27           
SHEET    5  DA 8 THR D  94  VAL D 103 -1  O  VAL D  95   N  SER D  11           
SHEET    6  DA 8 PHE D 109  TYR D 118 -1  N  LEU D 110   O  ASP D 102           
SHEET    7  DA 8 LYS D 121  LEU D 126 -1  O  LYS D 121   N  TYR D 118           
SHEET    8  DA 8 TRP D 133  ALA D 135 -1  O  THR D 134   N  ALA D 125           
SHEET    1  DB 4 LYS D 186  ALA D 193  0                                        
SHEET    2  DB 4 GLU D 198  PHE D 208 -1  O  THR D 200   N  HIS D 192           
SHEET    3  DB 4 PHE D 241  PRO D 250 -1  O  PHE D 241   N  PHE D 208           
SHEET    4  DB 4 ARG D 234  PRO D 235  1  O  ARG D 234   N  GLN D 242           
SHEET    1  DC 4 LYS D 186  ALA D 193  0                                        
SHEET    2  DC 4 GLU D 198  PHE D 208 -1  O  THR D 200   N  HIS D 192           
SHEET    3  DC 4 PHE D 241  PRO D 250 -1  O  PHE D 241   N  PHE D 208           
SHEET    4  DC 4 GLU D 229  LEU D 230 -1  O  GLU D 229   N  ALA D 246           
SHEET    1  DD 2 ARG D 234  PRO D 235  0                                        
SHEET    2  DD 2 PHE D 241  PRO D 250  1  O  GLN D 242   N  ARG D 234           
SHEET    1  DE 4 GLU D 222  ASP D 223  0                                        
SHEET    2  DE 4 THR D 214  ARG D 219 -1  O  ARG D 219   N  GLU D 222           
SHEET    3  DE 4 TYR D 257  GLN D 262 -1  O  THR D 258   N  GLN D 218           
SHEET    4  DE 4 LEU D 270  ARG D 273 -1  O  LEU D 270   N  VAL D 261           
SHEET    1  EA 4 LYS E   6  SER E  11  0                                        
SHEET    2  EA 4 ASN E  21  PHE E  30 -1  O  ASN E  24   N  TYR E  10           
SHEET    3  EA 4 PHE E  62  PHE E  70 -1  O  PHE E  62   N  PHE E  30           
SHEET    4  EA 4 SER E  55  PHE E  56  1  O  SER E  55   N  TYR E  63           
SHEET    1  EB 4 LYS E   6  SER E  11  0                                        
SHEET    2  EB 4 ASN E  21  PHE E  30 -1  O  ASN E  24   N  TYR E  10           
SHEET    3  EB 4 PHE E  62  PHE E  70 -1  O  PHE E  62   N  PHE E  30           
SHEET    4  EB 4 GLU E  50  HIS E  51 -1  O  GLU E  50   N  TYR E  67           
SHEET    1  EC 2 SER E  55  PHE E  56  0                                        
SHEET    2  EC 2 PHE E  62  PHE E  70  1  O  TYR E  63   N  SER E  55           
SHEET    1  ED 4 GLU E  44  ARG E  45  0                                        
SHEET    2  ED 4 GLU E  36  LYS E  41 -1  O  LYS E  41   N  GLU E  44           
SHEET    3  ED 4 TYR E  78  ASN E  83 -1  O  ALA E  79   N  LEU E  40           
SHEET    4  ED 4 LYS E  91  LYS E  94 -1  O  LYS E  91   N  VAL E  82           
SSBOND   1 CYS A  101    CYS A  164                          1555   1555  2.05  
SSBOND   2 CYS A  203    CYS A  259                          1555   1555  2.03  
SSBOND   3 CYS B   25    CYS B   80                          1555   1555  2.03  
SSBOND   4 CYS D  101    CYS D  164                          1555   1555  2.04  
SSBOND   5 CYS D  203    CYS D  259                          1555   1555  2.02  
SSBOND   6 CYS E   25    CYS E   80                          1555   1555  2.04  
CISPEP   1 TYR A  209    PRO A  210          0         1.07                     
CISPEP   2 HIS B   31    PRO B   32          0        -0.21                     
CISPEP   3 ASP B   98    MET B   99          0         2.94                     
CISPEP   4 TYR D  209    PRO D  210          0         3.38                     
CISPEP   5 HIS E   31    PRO E   32          0        -1.42                     
SITE     1 AC1  4 HIS D 192  ARG D 202  ASP E  96  ASP E  98                    
SITE     1 AC2  6 ALA D 211  PHE D 241  MES D1277  GOL D1279                    
SITE     2 AC2  6 SER E  57  LYS E  58                                          
SITE     1 AC3  5 PHE A 241  GOL A1276  SER B  57  LYS B  58                    
SITE     2 AC3  5 TYR B  63                                                     
SITE     1 AC4  4 GLU D 232  THR D 233  SER E  57  MES E1100                    
SITE     1 AC5  7 TRP D 204  LEU D 206  ARG D 234  GLN D 242                    
SITE     2 AC5  7 TYR E  10  SER E  11  PRO E  14                               
SITE     1 AC6  5 PHE D   8  GLN D 115  PHE E  56  SER E  57                    
SITE     2 AC6  5 LYS E  58                                                     
SITE     1 AC7  6 ARG D   6  PHE D   8  TYR D  27  ASP D  29                    
SITE     2 AC7  6 ASP D  30  MES E1100                                          
SITE     1 AC8 10 ARG A   6  PHE A   8  TYR A  27  ASP A  29                    
SITE     2 AC8 10 ASP A  30  HOH A2015  HOH A2020  HOH A2163                    
SITE     3 AC8 10 MES B1100  HOH B2054                                          
SITE     1 AC9  1 HOH D2106                                                     
SITE     1 BC1  8 PRO E   5  LYS E   6  ILE E   7  LEU E  87                    
SITE     2 BC1  8 LYS E  91  HOH E2060  HOH E2061  HOH E2062                    
CRYST1   61.988   81.904   79.748  90.00  90.87  90.00 P 1 21 1      6          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.016132  0.000000  0.000245        0.00000                         
SCALE2      0.000000  0.012209  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012541        0.00000