PDB Short entry for 3BP7
HEADER    IMMUNE SYSTEM                           18-DEC-07   3BP7              
TITLE     THE HIGH RESOLUTION CRYSTAL STRUCTURE OF HLA-B*2709 IN COMPLEX WITH A 
TITLE    2 CATHEPSIN A SIGNAL SEQUENCE PEPTIDE, PCATA                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, B-27 ALPHA CHAIN;  
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: HLA-B*2709 EXTRACELLULAR DOMAIN, UNP RESIDUES 25-300;      
COMPND   5 SYNONYM: MHC CLASS I ANTIGEN B*27, LEUKOCYTE ANTIGEN (HLA) B*2709;   
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: BETA-2-MICROGLOBULIN;                                      
COMPND   9 CHAIN: B;                                                            
COMPND  10 ENGINEERED: YES;                                                     
COMPND  11 MOL_ID: 3;                                                           
COMPND  12 MOLECULE: NONAMERIC PEPTIDE FROM LYSOSOMAL PROTECTIVE PROTEIN;       
COMPND  13 CHAIN: C;                                                            
COMPND  14 FRAGMENT: CATHEPSIN A SIGNAL SEQUENCE, UNP RESIDUES 2-10;            
COMPND  15 SYNONYM: CATHEPSIN A, CARBOXYPEPTIDASE C, PROTECTIVE PROTEIN FOR     
COMPND  16 BETA-GALACTOSIDASE;                                                  
COMPND  17 ENGINEERED: YES                                                      
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: 511693;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21;                                      
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PHN1;                                     
SOURCE  10 MOL_ID: 2;                                                           
SOURCE  11 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  12 ORGANISM_COMMON: HUMAN;                                              
SOURCE  13 ORGANISM_TAXID: 9606;                                                
SOURCE  14 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  15 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  16 EXPRESSION_SYSTEM_STRAIN: XA90;                                      
SOURCE  17 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  18 EXPRESSION_SYSTEM_PLASMID: PHN1;                                     
SOURCE  19 MOL_ID: 3;                                                           
SOURCE  20 SYNTHETIC: YES;                                                      
SOURCE  21 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  22 ORGANISM_COMMON: HUMAN;                                              
SOURCE  23 ORGANISM_TAXID: 9606;                                                
SOURCE  24 OTHER_DETAILS: CATHEPSIN A SIGNAL SEQUENCE PEPTIDE, PCATA,           
SOURCE  25 CHEMICALLY SYNTHESIZED, THIS SEQUENCE OCCURS NATURALLY IN HUMANS.    
KEYWDS    MAJOR HISTOCOMPATIBILITY COMPLEX, MHC, HUMAN LEUKOCYTE ANTIGEN, HLA,  
KEYWDS   2 HLA-B*2709, HLA-B2709, BETA-2-MICROGLOBULIN, B2M, CATHEPSIN A SIGNAL 
KEYWDS   3 SEQUENCE, PCATA, ANKYLOSING SPONDYLITIS, GLYCOPROTEIN, HOST-VIRUS    
KEYWDS   4 INTERACTION, IMMUNE RESPONSE, MEMBRANE, MHC I, TRANSMEMBRANE,        
KEYWDS   5 DISEASE MUTATION, GLYCATION, IMMUNOGLOBULIN DOMAIN, PYRROLIDONE      
KEYWDS   6 CARBOXYLIC ACID, SECRETED, CARBOXYPEPTIDASE, HYDROLASE, LYSOSOME,    
KEYWDS   7 PROTEASE, ZYMOGEN, IMMUNE SYSTEM                                     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    P.KUMAR,A.VAHEDI-FARIDI,W.SAENGER,B.UCHANSKA-ZIEGLER,A.ZIEGLER        
REVDAT   6   25-OCT-17 3BP7    1       REMARK                                   
REVDAT   5   22-JUL-15 3BP7    1       SOURCE                                   
REVDAT   4   13-JUL-11 3BP7    1       VERSN                                    
REVDAT   3   27-OCT-09 3BP7    1       JRNL                                     
REVDAT   2   18-AUG-09 3BP7    1       JRNL                                     
REVDAT   1   23-DEC-08 3BP7    0                                                
JRNL        AUTH   P.KUMAR,A.VAHEDI-FARIDI,W.SAENGER,E.MERINO,                  
JRNL        AUTH 2 J.A.LOPEZ DE CASTRO,B.UCHANSKA-ZIEGLER,A.ZIEGLER             
JRNL        TITL   STRUCTURAL BASIS FOR T CELL ALLOREACTIVITY AMONG THREE       
JRNL        TITL 2 HLA-B14 AND HLA-B27 ANTIGENS                                 
JRNL        REF    J.BIOL.CHEM.                  V. 284 29784 2009              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   19617632                                                     
JRNL        DOI    10.1074/JBC.M109.038497                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                               
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 46.08                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 92.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 41552                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.169                           
REMARK   3   R VALUE            (WORKING SET) : 0.167                           
REMARK   3   FREE R VALUE                     : 0.204                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2090                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.80                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.84                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2336                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2170                       
REMARK   3   BIN FREE R VALUE SET COUNT          : NULL                         
REMARK   3   BIN FREE R VALUE                    : 0.2600                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3161                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 6                                       
REMARK   3   SOLVENT ATOMS            : 513                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 19.90                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 14.03                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.05000                                              
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : -0.05000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.121         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.117         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.071         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.240         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.956                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.937                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3274 ; 0.017 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  2822 ; 0.002 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4453 ; 1.631 ; 1.924       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  6573 ; 1.128 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   386 ; 6.356 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   178 ;33.206 ;23.315       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   531 ;12.653 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    32 ;16.717 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   455 ; 0.107 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3675 ; 0.008 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   705 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   534 ; 0.215 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  2801 ; 0.204 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1850 ; 0.086 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   333 ; 0.149 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):     9 ; 0.104 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    52 ; 0.306 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    32 ; 0.142 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  2504 ; 1.506 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   775 ; 0.305 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  3131 ; 1.628 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1602 ; 2.815 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1320 ; 3.887 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3BP7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 20-DEC-07.                  
REMARK 100 THE DEPOSITION ID IS D_1000045794.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 18-JAN-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : BESSY                              
REMARK 200  BEAMLINE                       : 14.2                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.95373                            
REMARK 200  MONOCHROMATOR                  : SI-111 CRYSTAL                     
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO, HKL-2000                    
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 41600                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.790                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 93.3                               
REMARK 200  DATA REDUNDANCY                : 3.600                              
REMARK 200  R MERGE                    (I) : 0.05700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 19.4000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.79                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.85                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 84.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.33100                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.070                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1JGE                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 53.16                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.63                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 23.5% PEG 8000, 0.1M TRIS BUFFER PH      
REMARK 280  7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-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       25.59750            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       55.38950            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       41.50100            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       55.38950            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       25.59750            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       41.50100            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
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: 4810 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 18990 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.0 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: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   NZ   LYS B     6     O    HOH B   226              2.14            
REMARK 500   O    HOH B   153     O    HOH B   224              2.16            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    GLY A   1   N     GLY A   1   CA      0.096                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A 108   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ARG A 111   NE  -  CZ  -  NH1 ANGL. DEV. =   4.3 DEGREES          
REMARK 500    ARG A 111   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.7 DEGREES          
REMARK 500    ASP A 122   CB  -  CG  -  OD2 ANGL. DEV. =   6.2 DEGREES          
REMARK 500    ASP A 183   CB  -  CG  -  OD2 ANGL. DEV. =   5.8 DEGREES          
REMARK 500    ARG B   3   NE  -  CZ  -  NH1 ANGL. DEV. =   4.4 DEGREES          
REMARK 500    ARG B   3   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.3 DEGREES          
REMARK 500    ASP B  34   CB  -  CG  -  OD1 ANGL. DEV. =   6.5 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    ARG A  14       69.39   -151.59                                   
REMARK 500    ASP A  29     -125.55     49.76                                   
REMARK 500    TYR A 123      -73.28   -110.81                                   
REMARK 500    GLN A 224       37.87    -99.01                                   
REMARK 500    ARG A 239      -20.03     89.42                                   
REMARK 500    TRP B  60      -11.36     78.84                                   
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 GOL A 277                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3BP4   RELATED DB: PDB                                   
REMARK 900 LEUKOCYTE ANTIGEN (HLA) B*2705 IN COMPLEX WITH A CATHEPSIN A SIGNAL  
REMARK 900 SEQUENCE PEPTIDE PCATA                                               
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE 140TH RESIDUE IS HIS IN ALLELE B*2709.                           
DBREF  3BP7 A    1   276  UNP    P03989   1B27_HUMAN      25    300             
DBREF  3BP7 B    1    99  UNP    P61769   B2MG_HUMAN      21    119             
DBREF  3BP7 C    1     9  UNP    P10619   PPGB_HUMAN       2     10             
SEQADV 3BP7 HIS A  116  UNP  P03989    ASP   140 SEE REMARK 999                 
SEQADV 3BP7 MET B    0  UNP  P61769              INITIATING METHIONINE          
SEQRES   1 A  276  GLY SER HIS SER MET ARG TYR PHE HIS THR SER VAL SER          
SEQRES   2 A  276  ARG PRO GLY ARG GLY GLU PRO ARG PHE ILE THR VAL GLY          
SEQRES   3 A  276  TYR VAL ASP ASP THR LEU PHE VAL ARG PHE ASP SER ASP          
SEQRES   4 A  276  ALA ALA SER PRO ARG GLU GLU PRO ARG ALA PRO TRP ILE          
SEQRES   5 A  276  GLU GLN GLU GLY PRO GLU TYR TRP ASP ARG GLU THR GLN          
SEQRES   6 A  276  ILE CYS LYS ALA LYS ALA GLN THR ASP ARG GLU ASP LEU          
SEQRES   7 A  276  ARG THR LEU LEU ARG TYR TYR ASN GLN SER GLU ALA GLY          
SEQRES   8 A  276  SER HIS THR LEU GLN ASN MET TYR GLY CYS ASP VAL GLY          
SEQRES   9 A  276  PRO ASP GLY ARG LEU LEU ARG GLY TYR HIS GLN HIS ALA          
SEQRES  10 A  276  TYR ASP GLY LYS ASP TYR ILE ALA LEU ASN GLU ASP LEU          
SEQRES  11 A  276  SER SER TRP THR ALA ALA ASP THR ALA ALA GLN ILE THR          
SEQRES  12 A  276  GLN ARG LYS TRP GLU ALA ALA ARG VAL ALA GLU GLN LEU          
SEQRES  13 A  276  ARG ALA TYR LEU GLU GLY GLU CYS VAL GLU TRP LEU ARG          
SEQRES  14 A  276  ARG TYR LEU GLU ASN GLY LYS GLU THR LEU GLN ARG ALA          
SEQRES  15 A  276  ASP PRO PRO LYS THR HIS VAL THR HIS HIS PRO ILE SER          
SEQRES  16 A  276  ASP HIS GLU ALA THR LEU ARG CYS TRP ALA LEU GLY PHE          
SEQRES  17 A  276  TYR PRO ALA GLU ILE THR LEU THR TRP GLN ARG ASP GLY          
SEQRES  18 A  276  GLU ASP GLN THR GLN ASP THR GLU LEU VAL GLU THR ARG          
SEQRES  19 A  276  PRO ALA GLY ASP ARG THR PHE GLN LYS TRP ALA ALA VAL          
SEQRES  20 A  276  VAL VAL PRO SER GLY GLU GLU GLN ARG TYR THR CYS HIS          
SEQRES  21 A  276  VAL GLN HIS GLU GLY LEU PRO LYS PRO LEU THR LEU ARG          
SEQRES  22 A  276  TRP GLU PRO                                                  
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  ILE ARG ALA ALA PRO PRO PRO LEU PHE                          
HET    GOL  A 277       6                                                       
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   4  GOL    C3 H8 O3                                                     
FORMUL   5  HOH   *513(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 ARG 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 THR A  225  THR A  228  5                                   4    
HELIX    8   8 GLU A  253  GLN A  255  5                                   3    
SHEET    1   A 8 GLU A  46  PRO A  47  0                                        
SHEET    2   A 8 THR A  31  ASP A  37 -1  N  ARG A  35   O  GLU A  46           
SHEET    3   A 8 ARG A  21  VAL A  28 -1  N  GLY A  26   O  PHE A  33           
SHEET    4   A 8 HIS A   3  VAL A  12 -1  N  PHE A   8   O  VAL A  25           
SHEET    5   A 8 THR A  94  VAL A 103 -1  O  VAL A 103   N  HIS A   3           
SHEET    6   A 8 LEU A 109  TYR A 118 -1  O  LEU A 110   N  ASP A 102           
SHEET    7   A 8 LYS A 121  LEU A 126 -1  O  LEU A 126   N  HIS A 114           
SHEET    8   A 8 TRP A 133  ALA A 135 -1  O  THR A 134   N  ALA A 125           
SHEET    1   B 4 LYS A 186  SER A 195  0                                        
SHEET    2   B 4 GLU A 198  PHE A 208 -1  O  TRP A 204   N  HIS A 188           
SHEET    3   B 4 PHE A 241  PRO A 250 -1  O  ALA A 245   N  CYS A 203           
SHEET    4   B 4 GLU A 229  LEU A 230 -1  N  GLU A 229   O  ALA A 246           
SHEET    1   C 4 LYS A 186  SER A 195  0                                        
SHEET    2   C 4 GLU A 198  PHE A 208 -1  O  TRP A 204   N  HIS A 188           
SHEET    3   C 4 PHE A 241  PRO A 250 -1  O  ALA A 245   N  CYS A 203           
SHEET    4   C 4 ARG A 234  PRO A 235 -1  N  ARG A 234   O  GLN A 242           
SHEET    1   D 4 GLU A 222  ASP A 223  0                                        
SHEET    2   D 4 THR A 214  ARG A 219 -1  N  ARG A 219   O  GLU A 222           
SHEET    3   D 4 TYR A 257  GLN A 262 -1  O  HIS A 260   N  THR A 216           
SHEET    4   D 4 LEU A 270  LEU A 272 -1  O  LEU A 272   N  CYS A 259           
SHEET    1   E 4 LYS B   6  SER B  11  0                                        
SHEET    2   E 4 ASN B  21  PHE B  30 -1  O  ASN B  24   N  TYR B  10           
SHEET    3   E 4 PHE B  62  PHE B  70 -1  O  THR B  68   N  LEU B  23           
SHEET    4   E 4 GLU B  50  HIS B  51 -1  N  GLU B  50   O  TYR B  67           
SHEET    1   F 4 LYS B   6  SER B  11  0                                        
SHEET    2   F 4 ASN B  21  PHE B  30 -1  O  ASN B  24   N  TYR B  10           
SHEET    3   F 4 PHE B  62  PHE B  70 -1  O  THR B  68   N  LEU B  23           
SHEET    4   F 4 SER B  55  PHE B  56 -1  N  SER B  55   O  TYR B  63           
SHEET    1   G 4 GLU B  44  ARG B  45  0                                        
SHEET    2   G 4 GLU B  36  LYS B  41 -1  N  LYS B  41   O  GLU B  44           
SHEET    3   G 4 TYR B  78  ASN B  83 -1  O  ALA B  79   N  LEU B  40           
SHEET    4   G 4 LYS B  91  LYS B  94 -1  O  LYS B  91   N  VAL B  82           
SSBOND   1 CYS A  101    CYS A  164                          1555   1555  2.06  
SSBOND   2 CYS A  203    CYS A  259                          1555   1555  2.01  
SSBOND   3 CYS B   25    CYS B   80                          1555   1555  2.09  
CISPEP   1 TYR A  209    PRO A  210          0         1.01                     
CISPEP   2 HIS B   31    PRO B   32          0        -0.11                     
SITE     1 AC1  8 TYR A  27  ASP A  29  ASP A  30  HOH A 293                    
SITE     2 AC1  8 HOH A 426  HOH A 560  HOH A 582  TYR B  63                    
CRYST1   51.195   83.002  110.779  90.00  90.00  90.00 P 21 21 21    4          
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      0.019533  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012048  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009027        0.00000