PDB Short entry for 4IXD
HEADER    IMMUNE SYSTEM                           25-JAN-13   4IXD              
TITLE     X-RAY STRUCTURE OF LFA-1 I-DOMAIN IN COMPLEX WITH IBE-667 AT 1.8A     
TITLE    2 RESOLUTION                                                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: INTEGRIN ALPHA-L;                                          
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: I-DOMAIN, UNP RESIDUES 152-336;                            
COMPND   5 SYNONYM: CD11 ANTIGEN-LIKE FAMILY MEMBER A, LEUKOCYTE ADHESION       
COMPND   6 GLYCOPROTEIN LFA-1 ALPHA CHAIN, LFA-1A, LEUKOCYTE FUNCTION-ASSOCIATED
COMPND   7 MOLECULE 1 ALPHA CHAIN;                                              
COMPND   8 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: ITGAL, CD11A;                                                  
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 511693;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21 PLYSS;                                
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET17B                                    
KEYWDS    ROSSMAN-FOLD, I-DOMAIN, IMMUNE SYSTEM                                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.KALLEN                                                              
REVDAT   1   29-JAN-14 4IXD    0                                                
JRNL        AUTH   M.HINTERSTEINER,J.KALLEN,M.SCHMIED,T.JUNG,C.GRAF,G.MUDD,     
JRNL        AUTH 2 H.GSTACH,M.AUER                                              
JRNL        TITL   IDENTIFICATION AND X-RAY STRUCTURE BASED INVESTIGATION OF AN 
JRNL        TITL 2 ICAM-1 BINDING ENHANCING SMALL MOLECULE ACTIVATOR OF LFA-1   
JRNL        REF    TO BE PUBLISHED                            2013              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0063                                      
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) : 7.97                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 17608                          
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) : 0.173                           
REMARK   3   R VALUE            (WORKING SET) : 0.172                           
REMARK   3   FREE R VALUE                     : 0.199                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.200                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 961                             
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) : 1231                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.46                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1750                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 68                           
REMARK   3   BIN FREE R VALUE                    : 0.1990                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1468                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 33                                      
REMARK   3   SOLVENT ATOMS            : 299                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 15.01                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.00000                                              
REMARK   3    B22 (A**2) : 0.03000                                              
REMARK   3    B33 (A**2) : -0.04000                                             
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): 0.132         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.118         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.064         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.996         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.952                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.931                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1552 ; 0.007 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2097 ; 0.973 ; 1.988       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   187 ; 5.564 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    69 ;31.690 ;25.362       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   287 ;11.554 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     3 ;17.097 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   233 ; 0.070 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1155 ; 0.004 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
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):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
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):   915 ; 0.341 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ; 0.684 ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ; 1.211 ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ; 2.097 ;  NULL       
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 : 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 4IXD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-FEB-13.                  
REMARK 100 THE RCSB ID CODE IS RCSB077328.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 28-SEP-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 293                                
REMARK 200  PH                             : 4.6                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : BM1A                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.873                              
REMARK 200  MONOCHROMATOR                  : SI 111 CHANNEL                     
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MAR SCANNER 345 MM PLATE           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 18688                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 8.000                              
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.0                               
REMARK 200  DATA REDUNDANCY                : 4.300                              
REMARK 200  R MERGE                    (I) : 0.07200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 22.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.86                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.13400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 10.600                             
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: 1XDG                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 47.14                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.085M SODIUM ACETATE, PH4.6, 0.17M      
REMARK 280  AMMONIUM ACETATE, 15% GLYCEROL AND 25.5% (W/V) PEG4000 , VAPOR      
REMARK 280  DIFFUSION, TEMPERATURE 293.0K                                       
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X,Y,-Z                                                 
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z+1/2                                     
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        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       22.65000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       32.95000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       66.80000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       22.65000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       32.95000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       66.80000            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       22.65000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       32.95000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       66.80000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       22.65000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       32.95000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       66.80000            
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: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 2110 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 16810 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -26.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
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   BIOMT1   2 -1.000000  0.000000  0.000000       45.30000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000      131.80000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A 795  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 752  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A   124                                                      
REMARK 465     ALA A   125                                                      
REMARK 465     SER A   126                                                      
REMARK 465     LYS A   127                                                      
REMARK 465     GLU A   310                                                      
REMARK 465     GLY A   311                                                      
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    THR A 164     -165.39   -118.58                                   
REMARK 500    SER A 174     -104.51   -144.93                                   
REMARK 500    SER A 176     -163.61   -125.93                                   
REMARK 500    LEU A 204     -134.12   -124.78                                   
REMARK 500    LEU A 205     -155.79    -91.40                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 691        DISTANCE =  5.48 ANGSTROMS                       
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 401  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH A 509   O                                                      
REMARK 620 2 ASP A 239   OD1  85.5                                              
REMARK 620 3 SER A 141   OG  169.5  84.8                                        
REMARK 620 4 HOH A 507   O    98.8 174.8  91.1                                  
REMARK 620 5 HOH A 504   O    98.6  89.0  85.2  87.6                            
REMARK 620 6 SER A 139   OG   88.3  93.1  88.2  89.9 172.9                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 401                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 1HV A 402                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1XDG   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF LFA-1 I-DOMAIN IN COMPLEX WITH LFA878 AT          
REMARK 900 2.1A RESOLUTION                                                      
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE RESIDUE 189 IS TRP ACCORDING TO LARSON R.S. ET AL. [J. CELL      
REMARK 999 BIOL. 108:703-712(1989)] OR LOFTUS B.J. ET AL.[GENOMICS 60:295-      
REMARK 999 308(1999)]                                                           
DBREF  4IXD A  127   311  UNP    P20701   ITAL_HUMAN     152    336             
SEQADV 4IXD MET A  124  UNP  P20701              EXPRESSION TAG                 
SEQADV 4IXD ALA A  125  UNP  P20701              EXPRESSION TAG                 
SEQADV 4IXD SER A  126  UNP  P20701              EXPRESSION TAG                 
SEQADV 4IXD TRP A  189  UNP  P20701    ARG   214 SEE REMARK 999                 
SEQRES   1 A  188  MET ALA SER LYS GLY ASN VAL ASP LEU VAL PHE LEU PHE          
SEQRES   2 A  188  ASP GLY SER MET SER LEU GLN PRO ASP GLU PHE GLN LYS          
SEQRES   3 A  188  ILE LEU ASP PHE MET LYS ASP VAL MET LYS LYS LEU SER          
SEQRES   4 A  188  ASN THR SER TYR GLN PHE ALA ALA VAL GLN PHE SER THR          
SEQRES   5 A  188  SER TYR LYS THR GLU PHE ASP PHE SER ASP TYR VAL LYS          
SEQRES   6 A  188  TRP LYS ASP PRO ASP ALA LEU LEU LYS HIS VAL LYS HIS          
SEQRES   7 A  188  MET LEU LEU LEU THR ASN THR PHE GLY ALA ILE ASN TYR          
SEQRES   8 A  188  VAL ALA THR GLU VAL PHE ARG GLU GLU LEU GLY ALA ARG          
SEQRES   9 A  188  PRO ASP ALA THR LYS VAL LEU ILE ILE ILE THR ASP GLY          
SEQRES  10 A  188  GLU ALA THR ASP SER GLY ASN ILE ASP ALA ALA LYS ASP          
SEQRES  11 A  188  ILE ILE ARG TYR ILE ILE GLY ILE GLY LYS HIS PHE GLN          
SEQRES  12 A  188  THR LYS GLU SER GLN GLU THR LEU HIS LYS PHE ALA SER          
SEQRES  13 A  188  LYS PRO ALA SER GLU PHE VAL LYS ILE LEU ASP THR PHE          
SEQRES  14 A  188  GLU LYS LEU LYS ASP LEU PHE THR GLU LEU GLN LYS LYS          
SEQRES  15 A  188  ILE TYR VAL ILE GLU GLY                                      
HET     MG  A 401       1                                                       
HET    1HV  A 402      32                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     1HV 4-(3-{4-[(3-AMINOPROPYL)CARBAMOYL]PHENYL}-1H-INDAZOL-1-          
HETNAM   2 1HV  YL)-N-METHYLBENZAMIDE                                           
FORMUL   2   MG    MG 2+                                                        
FORMUL   3  1HV    C25 H25 N5 O2                                                
FORMUL   4  HOH   *299(H2 O)                                                    
HELIX    1   1 GLN A  143  LEU A  161  1                                  19    
HELIX    2   2 ASP A  182  LYS A  190  1                                   9    
HELIX    3   3 ASP A  191  LEU A  196  1                                   6    
HELIX    4   4 ASN A  207  VAL A  219  1                                  13    
HELIX    5   5 ARG A  221  GLY A  225  5                                   5    
HELIX    6   6 ILE A  248  LYS A  252  5                                   5    
HELIX    7   7 LYS A  263  GLN A  266  5                                   4    
HELIX    8   8 THR A  267  THR A  273  1                                   7    
HELIX    9   9 LEU A  274  ALA A  278  5                                   5    
HELIX   10  10 PRO A  281  PHE A  285  1                                   5    
HELIX   11  11 GLU A  293  LYS A  304  1                                  12    
SHEET    1   A 6 TYR A 177  PHE A 181  0                                        
SHEET    2   A 6 TYR A 166  PHE A 173 -1  N  GLN A 172   O  LYS A 178           
SHEET    3   A 6 VAL A 130  ASP A 137  1  N  PHE A 134   O  VAL A 171           
SHEET    4   A 6 THR A 231  THR A 238  1  O  ILE A 237   N  ASP A 137           
SHEET    5   A 6 ILE A 255  ILE A 261  1  O  ILE A 255   N  LEU A 234           
SHEET    6   A 6 VAL A 286  LEU A 289  1  O  LYS A 287   N  ILE A 258           
LINK        MG    MG A 401                 O   HOH A 509     1555   1555  2.02  
LINK         OD1 ASP A 239                MG    MG A 401     1555   1555  2.08  
LINK         OG  SER A 141                MG    MG A 401     1555   1555  2.08  
LINK        MG    MG A 401                 O   HOH A 507     1555   1555  2.10  
LINK        MG    MG A 401                 O   HOH A 504     1555   1555  2.13  
LINK         OG  SER A 139                MG    MG A 401     1555   1555  2.16  
CISPEP   1 LYS A  280    PRO A  281          0         2.14                     
SITE     1 AC1  6 SER A 139  SER A 141  ASP A 239  HOH A 504                    
SITE     2 AC1  6 HOH A 507  HOH A 509                                          
SITE     1 AC2  6 TYR A 166  TYR A 257  ILE A 259  GLU A 301                    
SITE     2 AC2  6 VAL A 308  HOH A 519                                          
CRYST1   45.300   65.900  133.600  90.00  90.00  90.00 I 2 2 2       8          
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      0.022075  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.015175  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007485        0.00000