HEADER    VIRAL PROTEIN                           18-NOV-02   1N7U              
TITLE     THE RECEPTOR-BINDING PROTEIN P2 OF BACTERIOPHAGE PRD1: CRYSTAL FORM I 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ADSORPTION PROTEIN P2;                                     
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: RECEPTOR-BINDING PROTEIN PRD1-P2;                           
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ENTEROBACTERIA PHAGE PRD1;                      
SOURCE   3 ORGANISM_TAXID: 10658;                                               
SOURCE   4 GENE: II;                                                            
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: HMS174;                                    
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PMG59                                     
KEYWDS    BACTERIOPHAGE PRD1, VIRAL RECEPTOR-BINDING, BETA-PROPELLER, PROLINE-  
KEYWDS   2 RICH, ANTIBIOTIC-RESISTANCE, VIRAL PROTEIN                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.XU,S.D.BENSON,S.J.BUTCHER,D.H.BAMFORD,R.M.BURNETT                   
REVDAT   5   06-NOV-24 1N7U    1       REMARK                                   
REVDAT   4   03-APR-24 1N7U    1       REMARK LINK                              
REVDAT   3   25-OCT-17 1N7U    1       REMARK                                   
REVDAT   2   24-FEB-09 1N7U    1       VERSN                                    
REVDAT   1   08-APR-03 1N7U    0                                                
JRNL        AUTH   L.XU,S.D.BENSON,S.J.BUTCHER,D.H.BAMFORD,R.M.BURNETT          
JRNL        TITL   THE RECEPTOR BINDING PROTEIN P2 OF PRD1, A VIRUS TARGETING   
JRNL        TITL 2 ANTIBIOTIC-RESISTANT BACTERIA, HAS A NOVEL FOLD SUGGESTING   
JRNL        TITL 3 MULTIPLE FUNCTIONS.                                          
JRNL        REF    STRUCTURE                     V.  11   309 2003              
JRNL        PUBL   0353                                                         
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   12623018                                                     
JRNL        DOI    10.1016/S0969-2126(03)00023-6                                
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   L.XU,S.J.BUTCHER,S.D.BENSON,D.H.BAMFORD,R.M.BURNETT          
REMARK   1  TITL   CRYSTALLIZATION AND PRELIMINARY X-RAY ANALYSIS OF            
REMARK   1  TITL 2 RECEPTOR-BINDING PROTEIN P2 OF BACTERIOPAHGE PRD1            
REMARK   1  REF    J.STRUCT.BIOL.                V. 131   159 2000              
REMARK   1  REFN                   ISSN 1047-8477                               
REMARK   1  DOI    10.1006/JSBI.2000.4275                                       
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   A.M.GRAHN,J.CALDENTEY,J.K.H.BAMFORD,D.H.BAMFORD              
REMARK   1  TITL   STABLE PACKING OF PHAGE PRD1 DNA REQUIRES ADSORPTION PROTEIN 
REMARK   1  TITL 2 P2, WHICH BINDS TO THE INCP PLASMID-ENCODED CONJUGATIVE      
REMARK   1  TITL 3 TRANSFER COMPLEX                                             
REMARK   1  REF    J.BACTERIOL.                  V. 181  6689 1999              
REMARK   1  REFN                   ISSN 0021-9193                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   D.H.BAMFORD,J.CALDENTEY,J.K.H.BAMFORD                        
REMARK   1  TITL   BACTERIOPHAGE PRD1: A BROAD HOST RANGE DSDNA TECTIVIRUS WITH 
REMARK   1  TITL 2 AN INTERNAL MEMBRANE                                         
REMARK   1  REF    ADV.VIRUS RES.                V.  45   281 1995              
REMARK   1  REFN                                                                
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   S.D.BENSON,J.K.H.BAMFORD,D.H.BAMFORD,R.M.BURNETT             
REMARK   1  TITL   VIRAL EVOLUTION REVEALED BY BACTERIOPHAGE PRD1 AND HUMAN     
REMARK   1  TITL 2 ADENOVIRUS COAT PROTEIN STRUCTURES                           
REMARK   1  REF    CELL(CAMBRIDGE,MASS.)         V.  98   825 1999              
REMARK   1  REFN                   ISSN 0092-8674                               
REMARK   1  DOI    10.1016/S0092-8674(00)81516-0                                
REMARK   1 REFERENCE 5                                                          
REMARK   1  AUTH   P.S.RYDMAN,J.CALDENTEY,S.J.BUTCHER,S.D.FULLER,T.RUTTEN,      
REMARK   1  AUTH 2 D.H.BAMFORD                                                  
REMARK   1  TITL   BACTERIOPHAGE PRD1 CONTAINS A LABILE RECEPTOR-BINDING        
REMARK   1  TITL 2 STRUCTURE AT EACH VERTEX                                     
REMARK   1  REF    J.MOL.BIOL.                   V. 291   575 1999              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1  DOI    10.1006/JMBI.1999.2978                                       
REMARK   1 REFERENCE 6                                                          
REMARK   1  AUTH   L.XU                                                         
REMARK   1  TITL   A TALE OF TWO VIRUSES WITH THERAPEUTIC POTENTIAL: STRUCTURAL 
REMARK   1  TITL 2 STUDIES ON CELO, AN AVIAN ADENOVIRUS AND THE BACTERIOPHAGE   
REMARK   1  TITL 3 PRD1                                                         
REMARK   1  REF    THESIS                                     2002              
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.40 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
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) : 2.40                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 43.22                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 83.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 29457                          
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                     : 0.248                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 3.700                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1102                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.007                           
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) : 2.40                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.55                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 61.50                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 3494                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3880                       
REMARK   3   BIN FREE R VALUE                    : 0.4280                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 1.60                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 56                           
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.057                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4199                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 13                                      
REMARK   3   SOLVENT ATOMS            : 229                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 26.20                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 46.00                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -25.23000                                            
REMARK   3    B22 (A**2) : 36.00000                                             
REMARK   3    B33 (A**2) : -10.76000                                            
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) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.39                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.44                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.006                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.400                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 26.40                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.970                           
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) : 1.310 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.200 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.770 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.530 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.29                                                 
REMARK   3   BSOL        : 32.42                                                
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  : ACY.PAR                                        
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  3   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  4   : ACY.TOP                                        
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1N7U COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-NOV-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000017627.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 13-DEC-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.6                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU200                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : YALE MIRRORS                       
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 32726                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.400                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 43.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 92.7                               
REMARK 200  DATA REDUNDANCY                : 9.000                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.07100                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.55                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 61.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.47700                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: SHARP                                                 
REMARK 200 STARTING MODEL: SE-MET P2                                            
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 65.30                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.57                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 30% MPD, 0.1 M SODIUM ACETATE, 20 MM     
REMARK 280  CACL2, PH 4.6, VAPOR DIFFUSION, HANGING DROP, MACROSEEDING,         
REMARK 280  TEMPERATURE 277K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 2 2 21                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-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       68.25000            
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       68.25000            
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                                                                      
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 300 REMARK: BIOCHEMICAL EVIDENCE (GEL FILTRATION, LOW ANGLE X-RAY        
REMARK 300 SCATTERING, RATE-ZONAL ULTRACENTRIFUGATION, AND DYNAMIC LIGHT        
REMARK 300 SCATTERING) INDICATE THAT P2 IS MONOMERIC, BUT A POTENTIAL DIMER     
REMARK 300 APPEARS IN 3 CRYSTAL WITH DIFFERENT SPACE GROUPS AND IS OBTAINED     
REMARK 300 FOR THIS CRYSTAL FORM BY THE FOLLOWING SYMMETRY OPERATION: X, -Y, -Z 
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 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        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 351                                                                      
REMARK 351 THE BIOMOLECULE IS MOST PROBABLY A MONOMER.                          
REMARK 351 NEVERTHELESS, IT IS NOTABLE THAT THE SAME                            
REMARK 351 DIMER APPEARS IN THE TWO CRYSTAL FORMS (1N7U                         
REMARK 351 AND 1N7V).  ALTHOUGH THE BURIED SURFACE PER                          
REMARK 351 SUBUNIT IN THE DIMER IS ~1,206 A**2, WHICH                           
REMARK 351 IS RELATIVELY SUBSTANTIAL, IT ONLY REPRESENTS                        
REMARK 351  ~5.5% OF THE SURFACE AREA OF THE P2 MONOMER.                        
REMARK 351 RATE ZONAL CENTRIFUGATION, GEL FILTRATION,                           
REMARK 351 CROSS-LINKING, SEDIMENTATION EQUILIBRIUM AND                         
REMARK 351 LOW ANGLE X-RAY SCATTERING STRONGLY SUGGEST THAT                     
REMARK 351 P2 IS A MONOMER IN SOLUTION. FURTHERMORE, DYNAMIC                    
REMARK 351 LIGHT SCATTERING MEASUREMENTS INDICATED A                            
REMARK 351 MONODISPERSE SOLUTION WITH AN APPARENT MOLECULAR                     
REMARK 351 WEIGHT OF 79 KDA, WHICH IS IN REASONABLE AGREEMENT                   
REMARK 351 WITH THAT FOR THE MONOMER (63.9 KDA).  NEVERTHELESS,                 
REMARK 351 P2 MAY FORM A LOOSELY ASSOCIATED DIMER WHEN                          
REMARK 351 BOUND TO THE VIRION.                                                 
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     GLU A  72    CG   CD   OE1  OE2                                  
REMARK 470     GLU A 166    CG   CD   OE1  OE2                                  
REMARK 470     ARG A 239    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU A 273    CG   CD   OE1  OE2                                  
REMARK 470     GLU A 486    CG   CD   OE1  OE2                                  
REMARK 470     ASP A 515    CG   OD1  OD2                                       
REMARK 470     GLU A 539    CG   CD   OE1  OE2                                  
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    ASN A  22       53.52   -107.41                                   
REMARK 500    ASP A 107      113.15   -173.79                                   
REMARK 500    TRP A 204      -91.49    -28.03                                   
REMARK 500    LYS A 262      175.16    177.49                                   
REMARK 500    ASN A 291       65.72    166.32                                   
REMARK 500    THR A 347      -82.60   -120.71                                   
REMARK 500    SER A 351     -171.07   -176.12                                   
REMARK 500    ASP A 385     -110.78     63.64                                   
REMARK 500    SER A 399        4.57    -61.90                                   
REMARK 500    THR A 427     -109.14   -119.17                                   
REMARK 500    ILE A 440      -31.13   -130.71                                   
REMARK 500    ALA A 472     -134.68     53.27                                   
REMARK 500    ALA A 479       51.26    116.88                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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                              CA A 601  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 425   OD1                                                    
REMARK 620 2 LYS A 426   O    96.6                                              
REMARK 620 3 SER A 462   O   142.8  83.8                                        
REMARK 620 4 HOH A 717   O    67.7 104.5  76.2                                  
REMARK 620 5 HOH A 718   O    96.0 167.3  85.2  78.9                            
REMARK 620 6 HOH A 719   O   125.3  84.0  91.8 164.2  90.1                      
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 ACT A 560                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 561                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 562                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 601                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1N7V   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH DIFFERENT SPACE GROUP                          
DBREF  1N7U A    2   555  UNP    P27378   VP02_BPPRD       1    554             
SEQRES   1 A  554  ALA ASN PHE ASN VAL PRO LYS LEU GLY VAL PHE PRO VAL          
SEQRES   2 A  554  ALA ALA VAL PHE ASP ILE ASP ASN VAL PRO GLU ASP SER          
SEQRES   3 A  554  SER ALA THR GLY SER ARG TRP LEU PRO SER ILE TYR GLN          
SEQRES   4 A  554  GLY GLY ASN TYR TRP GLY GLY GLY PRO GLN ALA LEU HIS          
SEQRES   5 A  554  ALA GLN VAL SER ASN PHE ASP SER SER ASN ARG LEU PRO          
SEQRES   6 A  554  TYR ASN PRO ARG THR GLU ASN ASN PRO ALA GLY ASN CYS          
SEQRES   7 A  554  ALA PHE ALA PHE ASN PRO PHE GLY GLN TYR ILE SER ASN          
SEQRES   8 A  554  ILE SER SER ALA GLN SER VAL HIS ARG ARG ILE TYR GLY          
SEQRES   9 A  554  ILE ASP LEU ASN ASP GLU PRO LEU PHE SER PRO ASN ALA          
SEQRES  10 A  554  ALA SER ILE THR ASN GLY GLY ASN PRO THR MET SER GLN          
SEQRES  11 A  554  ASP THR GLY TYR HIS ASN ILE GLY PRO ILE ASN THR ALA          
SEQRES  12 A  554  TYR LYS ALA GLU ILE PHE ARG PRO VAL ASN PRO LEU PRO          
SEQRES  13 A  554  MET SER ASP THR ALA PRO ASP PRO GLU THR LEU GLU PRO          
SEQRES  14 A  554  GLY GLN THR GLU PRO LEU ILE LYS SER ASP GLY VAL TYR          
SEQRES  15 A  554  SER ASN SER GLY ILE ALA SER PHE ILE PHE ASP ARG PRO          
SEQRES  16 A  554  VAL THR GLU PRO ASN PRO ASN TRP PRO PRO LEU PRO PRO          
SEQRES  17 A  554  PRO VAL ILE PRO ILE ILE TYR PRO THR PRO ALA LEU GLY          
SEQRES  18 A  554  ILE GLY ALA ALA ALA ALA TYR GLY PHE GLY TYR GLN VAL          
SEQRES  19 A  554  THR VAL TYR ARG TRP GLU GLU ILE PRO VAL GLU PHE ILE          
SEQRES  20 A  554  ALA ASP PRO GLU THR CYS PRO ALA GLN PRO THR THR ASP          
SEQRES  21 A  554  LYS VAL ILE ILE ARG THR THR ASP LEU ASN PRO GLU GLY          
SEQRES  22 A  554  SER PRO CYS ALA TYR GLU ALA GLY ILE ILE LEU VAL ARG          
SEQRES  23 A  554  GLN THR SER ASN PRO MET ASN ALA VAL ALA GLY ARG LEU          
SEQRES  24 A  554  VAL PRO TYR VAL GLU ASP ILE ALA VAL ASP ILE PHE LEU          
SEQRES  25 A  554  THR GLY LYS PHE PHE THR LEU ASN PRO PRO LEU ARG ILE          
SEQRES  26 A  554  THR ASN ASN TYR PHE ALA ASP ASP GLU VAL LYS GLU ASN          
SEQRES  27 A  554  THR VAL THR ILE GLY ASN TYR THR THR THR LEU SER SER          
SEQRES  28 A  554  ALA TYR TYR ALA VAL TYR LYS THR ASP GLY TYR GLY GLY          
SEQRES  29 A  554  ALA THR CYS PHE ILE ALA SER GLY GLY ALA GLY ILE SER          
SEQRES  30 A  554  ALA LEU VAL GLN LEU GLN ASP ASN SER VAL LEU ASP VAL          
SEQRES  31 A  554  LEU TYR TYR SER LEU PRO LEU SER LEU GLY GLY SER LYS          
SEQRES  32 A  554  ALA ALA ILE ASP GLU TRP VAL ALA ASN ASN CYS GLY LEU          
SEQRES  33 A  554  PHE PRO MET SER GLY GLY LEU ASP LYS THR THR LEU LEU          
SEQRES  34 A  554  GLU ILE PRO ARG ARG GLN LEU GLU ALA ILE ASN PRO GLN          
SEQRES  35 A  554  ASP GLY PRO GLY GLN TYR ASP LEU PHE ILE LEU ASP ASP          
SEQRES  36 A  554  SER GLY ALA TYR ALA SER PHE SER SER PHE ILE GLY TYR          
SEQRES  37 A  554  PRO GLU ALA ALA TYR TYR VAL ALA GLY ALA ALA THR PHE          
SEQRES  38 A  554  MET ASP VAL GLU ASN PRO ASP GLU ILE ILE PHE ILE LEU          
SEQRES  39 A  554  ARG ASN GLY ALA GLY TRP TYR ALA CYS GLU ILE GLY ASP          
SEQRES  40 A  554  ALA LEU LYS ILE ALA ASP ASP GLU PHE ASP SER VAL ASP          
SEQRES  41 A  554  TYR PHE ALA TYR ARG GLY GLY VAL MET PHE ILE GLY SER          
SEQRES  42 A  554  ALA ARG TYR THR GLU GLY GLY ASP PRO LEU PRO ILE LYS          
SEQRES  43 A  554  TYR ARG ALA ILE ILE PRO GLY LEU                              
HET    ACT  A 560       4                                                       
HET    ACT  A 561       4                                                       
HET    ACT  A 562       4                                                       
HET     CA  A 601       1                                                       
HETNAM     ACT ACETATE ION                                                      
HETNAM      CA CALCIUM ION                                                      
FORMUL   2  ACT    3(C2 H3 O2 1-)                                               
FORMUL   5   CA    CA 2+                                                        
FORMUL   6  HOH   *229(H2 O)                                                    
HELIX    1   1 GLN A   40  GLY A   42  5                                   3    
HELIX    2   2 ASN A   92  TYR A  104  1                                  13    
HELIX    3   3 ASN A  117  ASN A  123  1                                   7    
HELIX    4   4 GLY A  124  ASN A  126  5                                   3    
HELIX    5   5 THR A  218  LEU A  221  5                                   4    
HELIX    6   6 PRO A  397  GLY A  401  5                                   5    
HELIX    7   7 SER A  403  GLY A  416  1                                  14    
HELIX    8   8 PRO A  419  GLY A  423  5                                   5    
HELIX    9   9 ARG A  434  ALA A  439  1                                   6    
SHEET    1   A 4 ASN A   3  VAL A   6  0                                        
SHEET    2   A 4 LEU A 451  LEU A 454  1  O  LEU A 451   N  PHE A   4           
SHEET    3   A 4 LEU A 430  PRO A 433 -1  O  LEU A 430   N  LEU A 454           
SHEET    4   A 4 ASP A 425  LYS A 426 -1  O  ASP A 425   N  GLU A 431           
SHEET    1   B 5 LYS A   8  VAL A  11  0                                        
SHEET    2   B 5 TRP A 501  GLU A 505  1  O  TRP A 501   N  LEU A   9           
SHEET    3   B 5 GLU A 490  LEU A 495 -1  N  ILE A 491   O  CYS A 504           
SHEET    4   B 5 TYR A 474  ALA A 480 -1  N  TYR A 475   O  ILE A 494           
SHEET    5   B 5 ILE A 467  GLU A 471 -1  O  ILE A 467   N  GLY A 478           
SHEET    1   C 4 VAL A  14  ASP A  19  0                                        
SHEET    2   C 4 LYS A 547  PRO A 553 -1  O  ALA A 550   N  PHE A  18           
SHEET    3   C 4 VAL A 529  SER A 534 -1  N  MET A 530   O  ILE A 551           
SHEET    4   C 4 TYR A 522  ARG A 526 -1  O  TYR A 522   N  GLY A 533           
SHEET    1   D 5 TYR A  44  TRP A  45  0                                        
SHEET    2   D 5 TYR A 355  THR A 360  1  O  TYR A 358   N  TRP A  45           
SHEET    3   D 5 GLY A 365  ALA A 371 -1  N  THR A 367   O  LYS A 359           
SHEET    4   D 5 GLY A 376  GLN A 384 -1  N  ALA A 379   O  ILE A 370           
SHEET    5   D 5 SER A 387  LEU A 396 -1  O  SER A 387   N  GLN A 384           
SHEET    1   E 6 THR A 349  SER A 352  0                                        
SHEET    2   E 6 GLN A  50  SER A  57 -1  O  VAL A  56   N  LEU A 350           
SHEET    3   E 6 LEU A 324  ALA A 332 -1  O  ARG A 325   N  GLN A  55           
SHEET    4   E 6 GLU A 335  LYS A 337 -1  O  GLU A 335   N  ALA A 332           
SHEET    5   E 6 LEU A 324  ALA A 332 -1  O  TYR A 330   N  LYS A 337           
SHEET    6   E 6 THR A 340  ILE A 343 -1  O  VAL A 341   N  ILE A 326           
SHEET    1   F 8 LEU A 176  ILE A 177  0                                        
SHEET    2   F 8 ILE A 223  ILE A 243 -1  N  THR A 236   O  LEU A 176           
SHEET    3   F 8 ALA A 295  LEU A 320 -1  O  ALA A 297   N  ILE A 243           
SHEET    4   F 8 ARG A  64  PRO A  66 -1  N  LEU A  65   O  THR A 319           
SHEET    5   F 8 ALA A 295  LEU A 320 -1  O  THR A 319   N  LEU A  65           
SHEET    6   F 8 TYR A 145  PRO A 152 -1  N  LYS A 146   O  THR A 314           
SHEET    7   F 8 ALA A 295  LEU A 320 -1  O  ASP A 310   N  ARG A 151           
SHEET    8   F 8 SER A 130  GLN A 131 -1  N  SER A 130   O  PHE A 318           
SHEET    1   G 3 SER A 115  PRO A 116  0                                        
SHEET    2   G 3 PHE A  86  GLN A  88 -1  O  GLN A  88   N  SER A 115           
SHEET    3   G 3 ALA A 189  SER A 190 -1  N  ALA A 189   O  GLY A  87           
SHEET    1   H 2 HIS A 136  ILE A 138  0                                        
SHEET    2   H 2 ILE A 141  THR A 143 -1  O  ILE A 141   N  ILE A 138           
SHEET    1   I 2 SER A 159  PRO A 163  0                                        
SHEET    2   I 2 PRO A 170  THR A 173 -1  O  GLY A 171   N  THR A 161           
SHEET    1   J 2 VAL A 197  PRO A 200  0                                        
SHEET    2   J 2 VAL A 211  ILE A 215 -1  N  ILE A 212   O  GLU A 199           
SHEET    1   K 3 VAL A 245  ALA A 249  0                                        
SHEET    2   K 3 VAL A 263  THR A 267  1  O  VAL A 263   N  GLU A 246           
SHEET    3   K 3 SER A 275  PRO A 276 -1  O  SER A 275   N  ARG A 266           
SHEET    1   L 2 LYS A 511  ALA A 513  0                                        
SHEET    2   L 2 GLU A 516  PHE A 517 -1  O  GLU A 516   N  ILE A 512           
SSBOND   1 CYS A  254    CYS A  277                          1555   1555  2.03  
LINK         OD1 ASP A 425                CA    CA A 601     1555   1555  2.49  
LINK         O   LYS A 426                CA    CA A 601     1555   1555  2.44  
LINK         O   SER A 462                CA    CA A 601     1555   1555  2.34  
LINK        CA    CA A 601                 O   HOH A 717     1555   1555  2.55  
LINK        CA    CA A 601                 O   HOH A 718     1555   1555  2.45  
LINK        CA    CA A 601                 O   HOH A 719     1555   1555  2.59  
CISPEP   1 ASN A  126    PRO A  127          0        -0.25                     
CISPEP   2 PRO A  205    PRO A  206          0        -0.09                     
CISPEP   3 PRO A  208    PRO A  209          0         0.03                     
CISPEP   4 ASP A  250    PRO A  251          0         0.07                     
SITE     1 AC1  5 ASN A 185  GLY A 230  ASP A 455  ASP A 456                    
SITE     2 AC1  5 HOH A 757                                                     
SITE     1 AC2  2 ILE A 377  HOH A 610                                          
SITE     1 AC3  3 LEU A  52  HIS A  53  HOH A 709                               
SITE     1 AC4  6 ASP A 425  LYS A 426  SER A 462  HOH A 717                    
SITE     2 AC4  6 HOH A 718  HOH A 719                                          
CRYST1  138.200   46.500  136.500  90.00  90.00  90.00 P 2 2 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      0.007236  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.021505  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007326        0.00000