HEADER    IMMUNE SYSTEM                           14-NOV-03   1RHH              
TITLE     CRYSTAL STRUCTURE OF THE BROADLY HIV-1 NEUTRALIZING FAB X5 AT 1.90    
TITLE    2 ANGSTROM RESOLUTION                                                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: FAB X5, LIGHT CHAIN;                                       
COMPND   3 CHAIN: A, C;                                                         
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE: FAB X5, HEAVY CHAIN;                                       
COMPND   7 CHAIN: B, D;                                                         
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 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: XL1-BLUE;                                  
SOURCE   8 MOL_ID: 2;                                                           
SOURCE   9 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  10 ORGANISM_COMMON: HUMAN;                                              
SOURCE  11 ORGANISM_TAXID: 9606;                                                
SOURCE  12 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  13 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  14 EXPRESSION_SYSTEM_STRAIN: XL1-BLUE                                   
KEYWDS    FAB, ANTIBODY, X5, HIV-1, BROADLY NEUTRALIZING, IMMUNE SYSTEM         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    R.DARBHA,S.PHOGAT,A.F.LABRIJN,Y.SHU,Y.GU,M.ANDRYKOVITCH,M.Y.ZHANG,    
AUTHOR   2 R.PANTOPHLET,L.MARTIN,C.VITA,D.R.BURTON,D.S.DIMITROV,X.JI            
REVDAT   7   20-NOV-24 1RHH    1       REMARK                                   
REVDAT   6   30-AUG-23 1RHH    1       AUTHOR JRNL                              
REVDAT   5   23-AUG-23 1RHH    1       REMARK                                   
REVDAT   4   24-FEB-09 1RHH    1       VERSN                                    
REVDAT   3   18-SEP-07 1RHH    1       SOURCE                                   
REVDAT   2   02-MAR-04 1RHH    1       SOURCE                                   
REVDAT   1   24-FEB-04 1RHH    0                                                
JRNL        AUTH   R.DARBHA,S.PHOGAT,A.F.LABRIJN,Y.SHU,Y.GU,M.ANDRYKOVITCH,     
JRNL        AUTH 2 M.Y.ZHANG,R.PANTOPHLET,L.MARTIN,C.VITA,D.R.BURTON,           
JRNL        AUTH 3 D.S.DIMITROV,X.JI                                            
JRNL        TITL   CRYSTAL STRUCTURE OF THE BROADLY CROSS-REACTIVE              
JRNL        TITL 2 HIV-1-NEUTRALIZING FAB X5 AND FINE MAPPING OF ITS EPITOPE    
JRNL        REF    BIOCHEMISTRY                  V.  43  1410 2004              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   14769016                                                     
JRNL        DOI    10.1021/BI035323X                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.0                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 29.41                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 5551019.290                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 99.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 93615                          
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 SET) : 0.224                           
REMARK   3   FREE R VALUE                     : 0.227                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 4699                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.003                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.02                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.70                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 14575                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2700                       
REMARK   3   BIN FREE R VALUE                    : 0.2850                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.00                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 767                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.010                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 6747                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 619                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 25.20                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 33.10                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 5.21000                                              
REMARK   3    B22 (A**2) : 5.21000                                              
REMARK   3    B33 (A**2) : -10.41000                                            
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 COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.25                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.18                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 30.0                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.26                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.19                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.005                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.500                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 27.30                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.890                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.34                                                 
REMARK   3   BSOL        : 42.29                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1RHH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-DEC-03.                  
REMARK 100 THE DEPOSITION ID IS D_1000020748.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 06-JUL-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X9B                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.009                              
REMARK 200  MONOCHROMATOR                  : SILICON                            
REMARK 200  OPTICS                         : MIRROR                             
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 93615                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 29.410                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.8                               
REMARK 200  DATA REDUNDANCY                : 13.80                              
REMARK 200  R MERGE                    (I) : 0.06600                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 39.7000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.97                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.04980                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.200                              
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 3FCT                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 59.12                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.01                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG400, HEPES, 1,2-PROPANEDIOL, PH       
REMARK 280  7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 291K                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 4 21 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   -Y+1/2,X+1/2,Z                                          
REMARK 290       4555   Y+1/2,-X+1/2,Z                                          
REMARK 290       5555   -X+1/2,Y+1/2,-Z                                         
REMARK 290       6555   X+1/2,-Y+1/2,-Z                                         
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-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        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       69.80000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       69.80000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       69.80000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       69.80000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       69.80000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       69.80000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       69.80000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       69.80000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  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 300 REMARK: THE BIOLOGICAL UNIT CONSISTS OF A LIGHT CHAIN AND A HEAVY    
REMARK 300 CHAIN. THE BIOLOGICAL UNIT IS HALF OF THE ASYMMETRIC UNIT            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3640 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 20120 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -29.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3650 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 20180 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -27.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D                                  
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 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     GLU B     1                                                      
REMARK 465     VAL B     2                                                      
REMARK 465     ASP B   217                                                      
REMARK 465     LYS B   218                                                      
REMARK 465     THR B   219                                                      
REMARK 465     SER B   220                                                      
REMARK 465     GLU D     1                                                      
REMARK 465     VAL D     2                                                      
REMARK 465     GLN D     3                                                      
REMARK 465     ASP D   217                                                      
REMARK 465     LYS D   218                                                      
REMARK 465     THR D   219                                                      
REMARK 465     SER D   220                                                      
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    ALA A  51      -36.25     67.79                                   
REMARK 500    ALA A  84     -179.12    175.17                                   
REMARK 500    TYR A 139      -76.49    -97.86                                   
REMARK 500    SER B  31     -137.49     54.16                                   
REMARK 500    HIS B  43     -166.45   -125.95                                   
REMARK 500    GLU B 100A      10.16    101.17                                   
REMARK 500    ASP B 100D     113.97   -168.73                                   
REMARK 500    SER B 100E      15.17   -158.35                                   
REMARK 500    TYR B 100F    -159.38   -175.55                                   
REMARK 500    ASP B 100G     -30.14     53.68                                   
REMARK 500    ARG B 100K      38.72    -89.41                                   
REMARK 500    ALA C  51      -34.64     67.18                                   
REMARK 500    ALA C  84     -179.60    177.61                                   
REMARK 500    SER D  31     -132.40     53.93                                   
REMARK 500    HIS D  43     -166.30   -127.41                                   
REMARK 500    TRP D 100       61.68     67.18                                   
REMARK 500    ASP D 100B    -167.27   -163.11                                   
REMARK 500    ASP D 100D     116.34   -160.12                                   
REMARK 500    SER D 100E      16.42   -158.36                                   
REMARK 500    TYR D 100F    -158.71   -175.22                                   
REMARK 500    ASP D 100G     -29.45     51.82                                   
REMARK 500    ARG D 100K      40.59   -108.81                                   
REMARK 500    SER D 156       12.96     50.74                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1G9N   RELATED DB: PDB                                   
REMARK 900 THE CRYSTAL STRUCTURE OF GP120-CD4-FAB17B COMPLEX (YU2 SPECIES)      
REMARK 900 RELATED ID: 1G9M   RELATED DB: PDB                                   
REMARK 900 THE CRYSTAL STRUCTURE OF GP120-CD4-FAB17B COMPLEX (HXBCII SPECIES)   
REMARK 900 RELATED ID: 1HZH   RELATED DB: PDB                                   
REMARK 900 THE CRYSTAL STRUCTURE OF THE BROADLY HIV-1 NEUTRALIZING IGG1, B12    
REMARK 900 RELATED ID: 3FCT   RELATED DB: PDB                                   
REMARK 900 THE CRYSTAL STRUCTURE OF A METAL CHELATASE CATALYTIC ANTIBODY THAT   
REMARK 900 WAS USED AS MODEL                                                    
DBREF  1RHH A    3   213  UNP    Q6GMV9   Q6GMV9_HUMAN    23    235             
DBREF  1RHH B    7   219  UNP    Q6PJF1   Q6PJF1_HUMAN    25    256             
DBREF  1RHH C    3   213  UNP    Q6GMV9   Q6GMV9_HUMAN    23    235             
DBREF  1RHH D    7   219  UNP    Q6PJF1   Q6PJF1_HUMAN    25    256             
SEQRES   1 A  215  GLU LEU VAL LEU THR GLN SER PRO GLY THR LEU SER LEU          
SEQRES   2 A  215  SER ALA GLY GLU ARG ALA THR LEU SER CYS ARG ALA SER          
SEQRES   3 A  215  GLN SER VAL SER SER GLY SER LEU ALA TRP TYR GLN GLN          
SEQRES   4 A  215  LYS PRO GLY GLN ALA PRO ARG LEU LEU ILE TYR GLY ALA          
SEQRES   5 A  215  SER THR ARG ALA THR GLY ILE PRO ASP ARG PHE SER GLY          
SEQRES   6 A  215  SER GLY SER GLY THR ASP PHE THR LEU THR ILE GLY ARG          
SEQRES   7 A  215  LEU GLU PRO GLU ASP LEU ALA VAL TYR TYR CYS GLN GLN          
SEQRES   8 A  215  TYR GLY THR SER PRO TYR THR PHE GLY GLN GLY THR LYS          
SEQRES   9 A  215  LEU GLU ILE LYS ARG THR VAL ALA ALA PRO SER VAL PHE          
SEQRES  10 A  215  ILE PHE PRO PRO SER ASP GLU GLN LEU LYS SER GLY THR          
SEQRES  11 A  215  ALA SER VAL VAL CYS LEU LEU ASN ASN PHE TYR PRO ARG          
SEQRES  12 A  215  GLU ALA LYS VAL GLN TRP LYS VAL ASP ASN ALA LEU GLN          
SEQRES  13 A  215  SER GLY ASN SER GLN GLU SER VAL THR GLU GLN ASP SER          
SEQRES  14 A  215  ARG ASP SER THR TYR SER LEU GLY SER THR LEU THR LEU          
SEQRES  15 A  215  SER LYS ALA ASP TYR GLU LYS HIS LYS VAL TYR ALA CYS          
SEQRES  16 A  215  GLU VAL THR HIS GLN GLY LEU SER SER PRO VAL THR LYS          
SEQRES  17 A  215  SER PHE ASN ARG GLY GLU CYS                                  
SEQRES   1 B  239  GLU VAL GLN LEU LEU GLU GLN SER GLY ALA GLU VAL LYS          
SEQRES   2 B  239  LYS PRO GLY SER SER VAL GLN VAL SER CYS LYS ALA SER          
SEQRES   3 B  239  GLY GLY THR PHE SER MET TYR GLY PHE ASN TRP VAL ARG          
SEQRES   4 B  239  GLN ALA PRO GLY HIS GLY LEU GLU TRP MET GLY GLY ILE          
SEQRES   5 B  239  ILE PRO ILE PHE GLY THR SER ASN TYR ALA GLN LYS PHE          
SEQRES   6 B  239  ARG GLY ARG VAL THR PHE THR ALA ASP GLN ALA THR SER          
SEQRES   7 B  239  THR ALA TYR MET GLU LEU THR ASN LEU ARG SER ASP ASP          
SEQRES   8 B  239  THR ALA VAL TYR TYR CYS ALA ARG ASP PHE GLY PRO ASP          
SEQRES   9 B  239  TRP GLU ASP GLY ASP SER TYR ASP GLY SER GLY ARG GLY          
SEQRES  10 B  239  PHE PHE ASP PHE TRP GLY GLN GLY THR LEU VAL THR VAL          
SEQRES  11 B  239  SER SER ALA SER THR LYS GLY PRO SER VAL PHE PRO LEU          
SEQRES  12 B  239  ALA PRO SER SER LYS SER THR SER GLY GLY THR ALA ALA          
SEQRES  13 B  239  LEU GLY CYS LEU VAL LYS ASP TYR PHE PRO GLU PRO VAL          
SEQRES  14 B  239  THR VAL SER TRP ASN SER GLY ALA LEU THR SER GLY VAL          
SEQRES  15 B  239  HIS THR PHE PRO ALA VAL LEU GLN SER SER GLY LEU TYR          
SEQRES  16 B  239  SER LEU SER SER VAL VAL THR VAL PRO SER SER SER LEU          
SEQRES  17 B  239  GLY THR GLN THR TYR ILE CYS ASN VAL ASN HIS LYS PRO          
SEQRES  18 B  239  SER ASN THR LYS VAL ASP LYS LYS VAL GLU PRO LYS SER          
SEQRES  19 B  239  CYS ASP LYS THR SER                                          
SEQRES   1 C  215  GLU LEU VAL LEU THR GLN SER PRO GLY THR LEU SER LEU          
SEQRES   2 C  215  SER ALA GLY GLU ARG ALA THR LEU SER CYS ARG ALA SER          
SEQRES   3 C  215  GLN SER VAL SER SER GLY SER LEU ALA TRP TYR GLN GLN          
SEQRES   4 C  215  LYS PRO GLY GLN ALA PRO ARG LEU LEU ILE TYR GLY ALA          
SEQRES   5 C  215  SER THR ARG ALA THR GLY ILE PRO ASP ARG PHE SER GLY          
SEQRES   6 C  215  SER GLY SER GLY THR ASP PHE THR LEU THR ILE GLY ARG          
SEQRES   7 C  215  LEU GLU PRO GLU ASP LEU ALA VAL TYR TYR CYS GLN GLN          
SEQRES   8 C  215  TYR GLY THR SER PRO TYR THR PHE GLY GLN GLY THR LYS          
SEQRES   9 C  215  LEU GLU ILE LYS ARG THR VAL ALA ALA PRO SER VAL PHE          
SEQRES  10 C  215  ILE PHE PRO PRO SER ASP GLU GLN LEU LYS SER GLY THR          
SEQRES  11 C  215  ALA SER VAL VAL CYS LEU LEU ASN ASN PHE TYR PRO ARG          
SEQRES  12 C  215  GLU ALA LYS VAL GLN TRP LYS VAL ASP ASN ALA LEU GLN          
SEQRES  13 C  215  SER GLY ASN SER GLN GLU SER VAL THR GLU GLN ASP SER          
SEQRES  14 C  215  ARG ASP SER THR TYR SER LEU GLY SER THR LEU THR LEU          
SEQRES  15 C  215  SER LYS ALA ASP TYR GLU LYS HIS LYS VAL TYR ALA CYS          
SEQRES  16 C  215  GLU VAL THR HIS GLN GLY LEU SER SER PRO VAL THR LYS          
SEQRES  17 C  215  SER PHE ASN ARG GLY GLU CYS                                  
SEQRES   1 D  239  GLU VAL GLN LEU LEU GLU GLN SER GLY ALA GLU VAL LYS          
SEQRES   2 D  239  LYS PRO GLY SER SER VAL GLN VAL SER CYS LYS ALA SER          
SEQRES   3 D  239  GLY GLY THR PHE SER MET TYR GLY PHE ASN TRP VAL ARG          
SEQRES   4 D  239  GLN ALA PRO GLY HIS GLY LEU GLU TRP MET GLY GLY ILE          
SEQRES   5 D  239  ILE PRO ILE PHE GLY THR SER ASN TYR ALA GLN LYS PHE          
SEQRES   6 D  239  ARG GLY ARG VAL THR PHE THR ALA ASP GLN ALA THR SER          
SEQRES   7 D  239  THR ALA TYR MET GLU LEU THR ASN LEU ARG SER ASP ASP          
SEQRES   8 D  239  THR ALA VAL TYR TYR CYS ALA ARG ASP PHE GLY PRO ASP          
SEQRES   9 D  239  TRP GLU ASP GLY ASP SER TYR ASP GLY SER GLY ARG GLY          
SEQRES  10 D  239  PHE PHE ASP PHE TRP GLY GLN GLY THR LEU VAL THR VAL          
SEQRES  11 D  239  SER SER ALA SER THR LYS GLY PRO SER VAL PHE PRO LEU          
SEQRES  12 D  239  ALA PRO SER SER LYS SER THR SER GLY GLY THR ALA ALA          
SEQRES  13 D  239  LEU GLY CYS LEU VAL LYS ASP TYR PHE PRO GLU PRO VAL          
SEQRES  14 D  239  THR VAL SER TRP ASN SER GLY ALA LEU THR SER GLY VAL          
SEQRES  15 D  239  HIS THR PHE PRO ALA VAL LEU GLN SER SER GLY LEU TYR          
SEQRES  16 D  239  SER LEU SER SER VAL VAL THR VAL PRO SER SER SER LEU          
SEQRES  17 D  239  GLY THR GLN THR TYR ILE CYS ASN VAL ASN HIS LYS PRO          
SEQRES  18 D  239  SER ASN THR LYS VAL ASP LYS LYS VAL GLU PRO LYS SER          
SEQRES  19 D  239  CYS ASP LYS THR SER                                          
FORMUL   5  HOH   *619(H2 O)                                                    
HELIX    1   1 VAL A   28  GLY A   31  5                                   4    
HELIX    2   2 GLU A   79  LEU A   83  5                                   5    
HELIX    3   3 SER A  120  SER A  126  1                                   7    
HELIX    4   4 LYS A  182  LYS A  187  1                                   6    
HELIX    5   5 GLN B   61  ARG B   64  5                                   4    
HELIX    6   6 ARG B   83  THR B   87  5                                   5    
HELIX    7   7 SER B  127  LYS B  129  5                                   3    
HELIX    8   8 SER B  156  ALA B  158  5                                   3    
HELIX    9   9 SER B  187  LEU B  189  5                                   3    
HELIX   10  10 LYS B  201  ASN B  204  5                                   4    
HELIX   11  11 VAL C   28  GLY C   31  5                                   4    
HELIX   12  12 GLU C   79  LEU C   83  5                                   5    
HELIX   13  13 SER C  120  SER C  126  1                                   7    
HELIX   14  14 LYS C  182  LYS C  187  1                                   6    
HELIX   15  15 SER D   26  THR D   29  5                                   4    
HELIX   16  16 GLN D   61  ARG D   64  5                                   4    
HELIX   17  17 ARG D   83  THR D   87  5                                   5    
HELIX   18  18 SER D  156  ALA D  158  5                                   3    
HELIX   19  19 SER D  187  THR D  191  5                                   5    
HELIX   20  20 LYS D  201  ASN D  204  5                                   4    
SHEET    1   A 4 LEU A   4  SER A   7  0                                        
SHEET    2   A 4 ALA A  19  ALA A  25 -1  O  ARG A  24   N  THR A   5           
SHEET    3   A 4 ASP A  70  ILE A  75 -1  O  LEU A  73   N  LEU A  21           
SHEET    4   A 4 PHE A  62  SER A  67 -1  N  SER A  63   O  THR A  74           
SHEET    1   B 6 THR A  10  SER A  14  0                                        
SHEET    2   B 6 THR A 102  LYS A 106A 1  O  GLU A 105   N  LEU A  11           
SHEET    3   B 6 ALA A  84  GLN A  90 -1  N  ALA A  84   O  LEU A 104           
SHEET    4   B 6 LEU A  33  GLN A  38 -1  N  ALA A  34   O  GLN A  89           
SHEET    5   B 6 ARG A  45  TYR A  49 -1  O  LEU A  47   N  TRP A  35           
SHEET    6   B 6 THR A  53  ARG A  54 -1  O  THR A  53   N  TYR A  49           
SHEET    1   C 4 THR A  10  SER A  14  0                                        
SHEET    2   C 4 THR A 102  LYS A 106A 1  O  GLU A 105   N  LEU A  11           
SHEET    3   C 4 ALA A  84  GLN A  90 -1  N  ALA A  84   O  LEU A 104           
SHEET    4   C 4 THR A  97  PHE A  98 -1  O  THR A  97   N  GLN A  90           
SHEET    1   D 4 SER A 113  PHE A 117  0                                        
SHEET    2   D 4 THR A 128  PHE A 138 -1  O  LEU A 134   N  PHE A 115           
SHEET    3   D 4 TYR A 172  SER A 181 -1  O  TYR A 172   N  PHE A 138           
SHEET    4   D 4 SER A 158  VAL A 162 -1  N  GLN A 159   O  THR A 177           
SHEET    1   E 4 ALA A 152  LEU A 153  0                                        
SHEET    2   E 4 LYS A 144  VAL A 149 -1  N  VAL A 149   O  ALA A 152           
SHEET    3   E 4 VAL A 190  THR A 196 -1  O  ALA A 192   N  LYS A 148           
SHEET    4   E 4 VAL A 204  ASN A 209 -1  O  VAL A 204   N  VAL A 195           
SHEET    1   F 4 LEU B   5  GLN B   7  0                                        
SHEET    2   F 4 VAL B  19  ALA B  25 -1  O  LYS B  24   N  GLU B   6           
SHEET    3   F 4 THR B  77  LEU B  82 -1  O  ALA B  78   N  CYS B  23           
SHEET    4   F 4 VAL B  67  ASP B  72 -1  N  THR B  70   O  TYR B  79           
SHEET    1   G 4 GLU B  11  LYS B  13  0                                        
SHEET    2   G 4 THR B 107  VAL B 111  1  O  THR B 110   N  LYS B  13           
SHEET    3   G 4 ALA B  88  ASP B  95 -1  N  TYR B  90   O  THR B 107           
SHEET    4   G 4 PHE B 102  TRP B 103 -1  O  PHE B 102   N  ARG B  94           
SHEET    1   H10 GLU B  11  LYS B  13  0                                        
SHEET    2   H10 THR B 107  VAL B 111  1  O  THR B 110   N  LYS B  13           
SHEET    3   H10 ALA B  88  ASP B  95 -1  N  TYR B  90   O  THR B 107           
SHEET    4   H10 GLY B  34  GLN B  39 -1  N  GLY B  34   O  ASP B  95           
SHEET    5   H10 LEU B  45  ILE B  52 -1  O  ILE B  51   N  PHE B  35           
SHEET    6   H10 THR B  56  TYR B  59 -1  O  THR B  56   N  ILE B  52           
SHEET    7   H10 VAL C 204  ASN C 209 -1  O  THR C 205   N  SER B  57           
SHEET    8   H10 VAL C 190  HIS C 197 -1  N  VAL C 195   O  VAL C 204           
SHEET    9   H10 ALA C 143  VAL C 149 -1  N  LYS C 148   O  ALA C 192           
SHEET   10   H10 ALA C 152  LEU C 153 -1  O  ALA C 152   N  VAL C 149           
SHEET    1   I 4 SER B 120  LEU B 124  0                                        
SHEET    2   I 4 THR B 135  TYR B 145 -1  O  LEU B 141   N  PHE B 122           
SHEET    3   I 4 TYR B 176  PRO B 185 -1  O  LEU B 178   N  VAL B 142           
SHEET    4   I 4 HIS B 164  THR B 165 -1  N  HIS B 164   O  VAL B 181           
SHEET    1   J 4 THR B 131  SER B 132  0                                        
SHEET    2   J 4 THR B 135  TYR B 145 -1  O  THR B 135   N  SER B 132           
SHEET    3   J 4 TYR B 176  PRO B 185 -1  O  LEU B 178   N  VAL B 142           
SHEET    4   J 4 VAL B 169  LEU B 170 -1  N  VAL B 169   O  SER B 177           
SHEET    1   K 3 THR B 151  TRP B 154  0                                        
SHEET    2   K 3 ILE B 195  HIS B 200 -1  O  ASN B 197   N  SER B 153           
SHEET    3   K 3 THR B 205  LYS B 210 -1  O  VAL B 207   N  VAL B 198           
SHEET    1   L 4 LEU C   4  SER C   7  0                                        
SHEET    2   L 4 ALA C  19  ALA C  25 -1  O  ARG C  24   N  THR C   5           
SHEET    3   L 4 ASP C  70  ILE C  75 -1  O  LEU C  73   N  LEU C  21           
SHEET    4   L 4 PHE C  62  SER C  67 -1  N  SER C  63   O  THR C  74           
SHEET    1   M 6 THR C  10  SER C  14  0                                        
SHEET    2   M 6 THR C 102  LYS C 106A 1  O  LYS C 103   N  LEU C  11           
SHEET    3   M 6 ALA C  84  GLN C  90 -1  N  ALA C  84   O  LEU C 104           
SHEET    4   M 6 LEU C  33  GLN C  38 -1  N  ALA C  34   O  GLN C  89           
SHEET    5   M 6 ARG C  45  TYR C  49 -1  O  LEU C  47   N  TRP C  35           
SHEET    6   M 6 THR C  53  ARG C  54 -1  O  THR C  53   N  TYR C  49           
SHEET    1   N 4 THR C  10  SER C  14  0                                        
SHEET    2   N 4 THR C 102  LYS C 106A 1  O  LYS C 103   N  LEU C  11           
SHEET    3   N 4 ALA C  84  GLN C  90 -1  N  ALA C  84   O  LEU C 104           
SHEET    4   N 4 THR C  97  PHE C  98 -1  O  THR C  97   N  GLN C  90           
SHEET    1   O 4 SER C 113  PHE C 117  0                                        
SHEET    2   O 4 THR C 128  PHE C 138 -1  O  LEU C 134   N  PHE C 115           
SHEET    3   O 4 TYR C 172  SER C 181 -1  O  LEU C 178   N  VAL C 131           
SHEET    4   O 4 SER C 158  VAL C 162 -1  N  GLN C 159   O  THR C 177           
SHEET    1   P 4 GLU D   6  GLN D   7  0                                        
SHEET    2   P 4 VAL D  19  LYS D  24 -1  O  LYS D  24   N  GLU D   6           
SHEET    3   P 4 THR D  77  LEU D  82 -1  O  ALA D  78   N  CYS D  23           
SHEET    4   P 4 VAL D  67  ASP D  72 -1  N  THR D  70   O  TYR D  79           
SHEET    1   Q 6 GLU D  11  LYS D  13  0                                        
SHEET    2   Q 6 THR D 107  VAL D 111  1  O  THR D 110   N  LYS D  13           
SHEET    3   Q 6 ALA D  88  ASP D  95 -1  N  TYR D  90   O  THR D 107           
SHEET    4   Q 6 GLY D  34  GLN D  39 -1  N  VAL D  37   O  TYR D  91           
SHEET    5   Q 6 LEU D  45  ILE D  52 -1  O  MET D  48   N  TRP D  36           
SHEET    6   Q 6 THR D  56  TYR D  59 -1  O  THR D  56   N  ILE D  52           
SHEET    1   R 4 GLU D  11  LYS D  13  0                                        
SHEET    2   R 4 THR D 107  VAL D 111  1  O  THR D 110   N  LYS D  13           
SHEET    3   R 4 ALA D  88  ASP D  95 -1  N  TYR D  90   O  THR D 107           
SHEET    4   R 4 PHE D 102  TRP D 103 -1  O  PHE D 102   N  ARG D  94           
SHEET    1   S 4 SER D 120  LEU D 124  0                                        
SHEET    2   S 4 THR D 135  TYR D 145 -1  O  LEU D 141   N  PHE D 122           
SHEET    3   S 4 TYR D 176  PRO D 185 -1  O  VAL D 184   N  ALA D 136           
SHEET    4   S 4 VAL D 163  THR D 165 -1  N  HIS D 164   O  VAL D 181           
SHEET    1   T 4 THR D 131  SER D 132  0                                        
SHEET    2   T 4 THR D 135  TYR D 145 -1  O  THR D 135   N  SER D 132           
SHEET    3   T 4 TYR D 176  PRO D 185 -1  O  VAL D 184   N  ALA D 136           
SHEET    4   T 4 VAL D 169  LEU D 170 -1  N  VAL D 169   O  SER D 177           
SHEET    1   U 3 THR D 151  TRP D 154  0                                        
SHEET    2   U 3 ILE D 195  HIS D 200 -1  O  ASN D 197   N  SER D 153           
SHEET    3   U 3 THR D 205  LYS D 210 -1  O  THR D 205   N  HIS D 200           
SSBOND   1 CYS A   23    CYS A   88                          1555   1555  2.05  
SSBOND   2 CYS A  133    CYS A  193                          1555   1555  2.03  
SSBOND   3 CYS A  213    CYS B  216                          1555   1555  2.03  
SSBOND   4 CYS B   23    CYS B   92                          1555   1555  2.03  
SSBOND   5 CYS B  140    CYS B  196                          1555   1555  2.03  
SSBOND   6 CYS C   23    CYS C   88                          1555   1555  2.04  
SSBOND   7 CYS C  133    CYS C  193                          1555   1555  2.03  
SSBOND   8 CYS C  213    CYS D  216                          1555   1555  2.03  
SSBOND   9 CYS D   23    CYS D   92                          1555   1555  2.03  
SSBOND  10 CYS D  140    CYS D  196                          1555   1555  2.04  
CISPEP   1 SER A    7    PRO A    8          0        -0.26                     
CISPEP   2 SER A   94    PRO A   95          0         0.14                     
CISPEP   3 PHE B  146    PRO B  147          0        -0.18                     
CISPEP   4 GLU B  148    PRO B  149          0         0.43                     
CISPEP   5 SER C    7    PRO C    8          0         0.11                     
CISPEP   6 SER C   94    PRO C   95          0         0.72                     
CISPEP   7 TYR C  139    PRO C  140          0         0.06                     
CISPEP   8 PHE D  146    PRO D  147          0        -0.51                     
CISPEP   9 GLU D  148    PRO D  149          0        -0.49                     
CRYST1  139.600  139.600  120.340  90.00  90.00  90.00 P 4 21 2     16          
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      0.007163  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.007163  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008310        0.00000