HEADER    VIRAL PROTEIN                           30-MAR-99   1QEX              
TITLE     BACTERIOPHAGE T4 GENE PRODUCT 9 (GP9), THE TRIGGER OF TAIL CONTRACTION
TITLE    2 AND THE LONG TAIL FIBERS CONNECTOR                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN (BACTERIOPHAGE T4 GENE PRODUCT 9 (GP9));           
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ENTEROBACTERIA PHAGE T4;                        
SOURCE   3 ORGANISM_TAXID: 10665;                                               
SOURCE   4 GENE: 9;                                                             
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PET-23D                                   
KEYWDS    BACTERIOPHAGE T4, BASEPLATE, GENE PRODUCT 9, OLIGOMERIZATION, VIRAL   
KEYWDS   2 PROTEIN                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    V.A.KOSTYUCHENKO,G.A.NAVRUZBEKOV,L.P.KUROCHKINA,S.V.STRELKOV,         
AUTHOR   2 V.V.MESYANZHINOV,M.G.ROSSMANN                                        
REVDAT   6   27-DEC-23 1QEX    1       REMARK                                   
REVDAT   5   20-NOV-19 1QEX    1       JRNL                                     
REVDAT   4   04-OCT-17 1QEX    1       REMARK                                   
REVDAT   3   13-JUL-11 1QEX    1       VERSN                                    
REVDAT   2   24-FEB-09 1QEX    1       VERSN                                    
REVDAT   1   05-OCT-99 1QEX    0                                                
JRNL        AUTH   V.A.KOSTYUCHENKO,G.A.NAVRUZBEKOV,L.P.KUROCHKINA,             
JRNL        AUTH 2 S.V.STRELKOV,V.V.MESYANZHINOV,M.G.ROSSMANN                   
JRNL        TITL   THE STRUCTURE OF BACTERIOPHAGE T4 GENE PRODUCT 9: THE        
JRNL        TITL 2 TRIGGER FOR TAIL CONTRACTION.                                
JRNL        REF    STRUCTURE FOLD.DES.           V.   7  1213 1999              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   10545330                                                     
JRNL        DOI    10.1016/S0969-2126(00)80055-6                                
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   S.V.STRELKOV,T.G.ZURABISHVILI,I.V.NEPLUEV,V.P.EFIMOV,        
REMARK   1  AUTH 2 M.N.ISUPOV,E.H.HARUTYUNYAN,V.V.MESYANZHINOV                  
REMARK   1  TITL   CRYSTALLIZATION AND PRELIMINARY CRYSTALLOGRAPHIC             
REMARK   1  TITL 2 CHARACTERIZATION OF BACTERIOPHAGE T4 BASEPLATE PROTEIN       
REMARK   1  TITL 3 ENCODED BY GENE 9.                                           
REMARK   1  REF    J.MOL.BIOL.                   V. 234   493 1993              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1  PMID   8230228                                                      
REMARK   1  DOI    10.1006/JMBI.1993.1601                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 0.5                                              
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 : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 97.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 33400                          
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) : 0.239                           
REMARK   3   FREE R VALUE                     : 0.277                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1637                            
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           : 8                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.40                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 96.70                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 3853                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2800                       
REMARK   3   BIN FREE R VALUE                    : 0.3040                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.50                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 223                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.020                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4350                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 30                                      
REMARK   3   SOLVENT ATOMS            : 292                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 31.70                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 34.50                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 2.86000                                              
REMARK   3    B22 (A**2) : 2.86000                                              
REMARK   3    B33 (A**2) : -5.72000                                             
REMARK   3    B12 (A**2) : 2.29000                                              
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) : 0.32                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.22                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 20.0                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.38                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.25                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.300                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 25.80                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.860                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : GROUP                                     
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.270 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.220 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.670 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.430 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.33                                                 
REMARK   3   BSOL        : 36.78                                                
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  : HEPES.PARAM                                    
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  3   : HEPES.TOP                                      
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS:                                           
REMARK   3  DISORDERED REGIONS WERE MODELLED STEREOCHEMICALLY AND               
REMARK   3  MARKED BY HIGH B-FACTORS                                            
REMARK   4                                                                      
REMARK   4 1QEX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-APR-99.                  
REMARK 100 THE DEPOSITION ID IS D_1000000781.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : JUN-97                             
REMARK 200  TEMPERATURE           (KELVIN) : 110                                
REMARK 200  PH                             : 7.5                                
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                  : NI FILTER                          
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU                             
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SNP                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 33400                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 40.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -2.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.5                               
REMARK 200  DATA REDUNDANCY                : 5.800                              
REMARK 200  R MERGE                    (I) : 0.07100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 15.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.40                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 96.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.60                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.17000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIRAS                        
REMARK 200 SOFTWARE USED: SNB, CCP4                                             
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 60.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.10                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 28% PEG-400 0.2M CACL2 HEPES-NA          
REMARK 280  BUFFER, PH 7.5                                                      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 2                            
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z                                               
REMARK 290       6555   -X,-X+Y,-Z                                              
REMARK 290       7555   X+2/3,Y+1/3,Z+1/3                                       
REMARK 290       8555   -Y+2/3,X-Y+1/3,Z+1/3                                    
REMARK 290       9555   -X+Y+2/3,-X+1/3,Z+1/3                                   
REMARK 290      10555   Y+2/3,X+1/3,-Z+1/3                                      
REMARK 290      11555   X-Y+2/3,-Y+1/3,-Z+1/3                                   
REMARK 290      12555   -X+2/3,-X+Y+1/3,-Z+1/3                                  
REMARK 290      13555   X+1/3,Y+2/3,Z+2/3                                       
REMARK 290      14555   -Y+1/3,X-Y+2/3,Z+2/3                                    
REMARK 290      15555   -X+Y+1/3,-X+2/3,Z+2/3                                   
REMARK 290      16555   Y+1/3,X+2/3,-Z+2/3                                      
REMARK 290      17555   X-Y+1/3,-Y+2/3,-Z+2/3                                   
REMARK 290      18555   -X+1/3,-X+Y+2/3,-Z+2/3                                  
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  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        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000       47.16500            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       27.23073            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000      146.98000            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000       47.16500            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       27.23073            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000      146.98000            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000       47.16500            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       27.23073            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000      146.98000            
REMARK 290   SMTRY1  10 -0.500000  0.866025  0.000000       47.16500            
REMARK 290   SMTRY2  10  0.866025  0.500000  0.000000       27.23073            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000      146.98000            
REMARK 290   SMTRY1  11  1.000000  0.000000  0.000000       47.16500            
REMARK 290   SMTRY2  11  0.000000 -1.000000  0.000000       27.23073            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000      146.98000            
REMARK 290   SMTRY1  12 -0.500000 -0.866025  0.000000       47.16500            
REMARK 290   SMTRY2  12 -0.866025  0.500000  0.000000       27.23073            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000      146.98000            
REMARK 290   SMTRY1  13  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       54.46145            
REMARK 290   SMTRY3  13  0.000000  0.000000  1.000000      293.96000            
REMARK 290   SMTRY1  14 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  14  0.866025 -0.500000  0.000000       54.46145            
REMARK 290   SMTRY3  14  0.000000  0.000000  1.000000      293.96000            
REMARK 290   SMTRY1  15 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  15 -0.866025 -0.500000  0.000000       54.46145            
REMARK 290   SMTRY3  15  0.000000  0.000000  1.000000      293.96000            
REMARK 290   SMTRY1  16 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  16  0.866025  0.500000  0.000000       54.46145            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000      293.96000            
REMARK 290   SMTRY1  17  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  17  0.000000 -1.000000  0.000000       54.46145            
REMARK 290   SMTRY3  17  0.000000  0.000000 -1.000000      293.96000            
REMARK 290   SMTRY1  18 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  18 -0.866025  0.500000  0.000000       54.46145            
REMARK 290   SMTRY3  18  0.000000  0.000000 -1.000000      293.96000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: HEXAMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC                  
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 44770 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 65280 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -239.0 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   BIOMT1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    GLU A  14     -128.56   -114.37                                   
REMARK 500    ILE A  15      -74.52     77.88                                   
REMARK 500    SER A  19     -166.55   -121.12                                   
REMARK 500    VAL A  50     -124.84   -100.22                                   
REMARK 500    ALA A  51       43.39    -81.05                                   
REMARK 500    ASP A  57       36.31    -94.43                                   
REMARK 500    PRO A  78      135.79    -39.55                                   
REMARK 500    LEU A 103      123.64    -38.48                                   
REMARK 500    ILE A 127      116.36    -37.40                                   
REMARK 500    ASP A 128      -83.92     97.91                                   
REMARK 500    SER A 152      129.20   -176.89                                   
REMARK 500    SER A 153      -69.62   -129.79                                   
REMARK 500    ASP A 154     -113.77     48.61                                   
REMARK 500    ASN A 155      -93.87    -94.29                                   
REMARK 500    THR A 157       59.78    -60.10                                   
REMARK 500    ALA A 175      137.85   -170.26                                   
REMARK 500    SER A 182      158.36    -48.63                                   
REMARK 500    GLU A 246     -164.20   -100.43                                   
REMARK 500    ILE A 249      -50.70     68.79                                   
REMARK 500    GLN B   4      161.28    -41.65                                   
REMARK 500    PRO B   6      164.83    -49.72                                   
REMARK 500    ASN B  17       94.57     44.38                                   
REMARK 500    THR B  20      -83.19     26.28                                   
REMARK 500    PRO B  78      135.64    -39.72                                   
REMARK 500    VAL B  92      149.10   -175.30                                   
REMARK 500    LEU B 103      119.12    -34.63                                   
REMARK 500    ILE B 127      116.90    -33.56                                   
REMARK 500    ASP B 128      -95.12     96.18                                   
REMARK 500    SER B 152      121.99   -178.72                                   
REMARK 500    SER B 153      -65.44   -131.26                                   
REMARK 500    ASP B 154      -93.21     51.93                                   
REMARK 500    ASN B 155     -111.80   -132.07                                   
REMARK 500    SER B 156        8.00    -61.07                                   
REMARK 500    ALA B 175      135.31   -173.41                                   
REMARK 500    SER B 182      161.89    -49.73                                   
REMARK 500    VAL B 240      -57.10   -122.37                                   
REMARK 500    ILE B 249      -43.07     79.40                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EPE A 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EPE B 302                 
DBREF  1QEX A    1   288  UNP    P10927   VG09_BPT4        1    288             
DBREF  1QEX B    1   288  UNP    P10927   VG09_BPT4        1    288             
SEQRES   1 A  288  MET PHE ILE GLN GLU PRO LYS LYS LEU ILE ASP THR GLY          
SEQRES   2 A  288  GLU ILE GLY ASN ALA SER THR GLY ASP ILE LEU PHE ASP          
SEQRES   3 A  288  GLY GLY ASN LYS ILE ASN SER ASP PHE ASN ALA ILE TYR          
SEQRES   4 A  288  ASN ALA PHE GLY ASP GLN ARG LYS MET ALA VAL ALA ASN          
SEQRES   5 A  288  GLY THR GLY ALA ASP GLY GLN ILE ILE HIS ALA THR GLY          
SEQRES   6 A  288  TYR TYR GLN LYS HIS SER ILE THR GLU TYR ALA THR PRO          
SEQRES   7 A  288  VAL LYS VAL GLY THR ARG HIS ASP ILE ASP THR SER THR          
SEQRES   8 A  288  VAL GLY VAL LYS VAL ILE ILE GLU ARG GLY GLU LEU GLY          
SEQRES   9 A  288  ASP CYS VAL GLU PHE ILE ASN SER ASN GLY SER ILE SER          
SEQRES  10 A  288  VAL THR ASN PRO LEU THR ILE GLN ALA ILE ASP SER ILE          
SEQRES  11 A  288  LYS GLY VAL SER GLY ASN LEU VAL VAL THR SER PRO TYR          
SEQRES  12 A  288  SER LYS VAL THR LEU ARG CYS ILE SER SER ASP ASN SER          
SEQRES  13 A  288  THR SER VAL TRP ASN TYR SER ILE GLU SER MET PHE GLY          
SEQRES  14 A  288  GLN LYS GLU SER PRO ALA GLU GLY THR TRP ASN ILE SER          
SEQRES  15 A  288  THR SER GLY SER VAL ASP ILE PRO LEU PHE HIS ARG THR          
SEQRES  16 A  288  GLU TYR ASN MET ALA LYS LEU LEU VAL THR CYS GLN SER          
SEQRES  17 A  288  VAL ASP GLY ARG LYS ILE LYS THR ALA GLU ILE ASN ILE          
SEQRES  18 A  288  LEU VAL ASP THR VAL ASN SER GLU VAL ILE SER SER GLU          
SEQRES  19 A  288  TYR ALA VAL MET ARG VAL GLY ASN GLU THR GLU GLU ASP          
SEQRES  20 A  288  GLU ILE ALA ASN ILE ALA PHE SER ILE LYS GLU ASN TYR          
SEQRES  21 A  288  VAL THR ALA THR ILE SER SER SER THR VAL GLY MET ARG          
SEQRES  22 A  288  ALA ALA VAL LYS VAL ILE ALA THR GLN LYS ILE GLY VAL          
SEQRES  23 A  288  ALA GLN                                                      
SEQRES   1 B  288  MET PHE ILE GLN GLU PRO LYS LYS LEU ILE ASP THR GLY          
SEQRES   2 B  288  GLU ILE GLY ASN ALA SER THR GLY ASP ILE LEU PHE ASP          
SEQRES   3 B  288  GLY GLY ASN LYS ILE ASN SER ASP PHE ASN ALA ILE TYR          
SEQRES   4 B  288  ASN ALA PHE GLY ASP GLN ARG LYS MET ALA VAL ALA ASN          
SEQRES   5 B  288  GLY THR GLY ALA ASP GLY GLN ILE ILE HIS ALA THR GLY          
SEQRES   6 B  288  TYR TYR GLN LYS HIS SER ILE THR GLU TYR ALA THR PRO          
SEQRES   7 B  288  VAL LYS VAL GLY THR ARG HIS ASP ILE ASP THR SER THR          
SEQRES   8 B  288  VAL GLY VAL LYS VAL ILE ILE GLU ARG GLY GLU LEU GLY          
SEQRES   9 B  288  ASP CYS VAL GLU PHE ILE ASN SER ASN GLY SER ILE SER          
SEQRES  10 B  288  VAL THR ASN PRO LEU THR ILE GLN ALA ILE ASP SER ILE          
SEQRES  11 B  288  LYS GLY VAL SER GLY ASN LEU VAL VAL THR SER PRO TYR          
SEQRES  12 B  288  SER LYS VAL THR LEU ARG CYS ILE SER SER ASP ASN SER          
SEQRES  13 B  288  THR SER VAL TRP ASN TYR SER ILE GLU SER MET PHE GLY          
SEQRES  14 B  288  GLN LYS GLU SER PRO ALA GLU GLY THR TRP ASN ILE SER          
SEQRES  15 B  288  THR SER GLY SER VAL ASP ILE PRO LEU PHE HIS ARG THR          
SEQRES  16 B  288  GLU TYR ASN MET ALA LYS LEU LEU VAL THR CYS GLN SER          
SEQRES  17 B  288  VAL ASP GLY ARG LYS ILE LYS THR ALA GLU ILE ASN ILE          
SEQRES  18 B  288  LEU VAL ASP THR VAL ASN SER GLU VAL ILE SER SER GLU          
SEQRES  19 B  288  TYR ALA VAL MET ARG VAL GLY ASN GLU THR GLU GLU ASP          
SEQRES  20 B  288  GLU ILE ALA ASN ILE ALA PHE SER ILE LYS GLU ASN TYR          
SEQRES  21 B  288  VAL THR ALA THR ILE SER SER SER THR VAL GLY MET ARG          
SEQRES  22 B  288  ALA ALA VAL LYS VAL ILE ALA THR GLN LYS ILE GLY VAL          
SEQRES  23 B  288  ALA GLN                                                      
HET    EPE  A 301      15                                                       
HET    EPE  B 302      15                                                       
HETNAM     EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID              
HETSYN     EPE HEPES                                                            
FORMUL   3  EPE    2(C8 H18 N2 O4 S)                                            
FORMUL   5  HOH   *292(H2 O)                                                    
HELIX    1   1 THR A   20  TYR A   39  1                                  20    
HELIX    2   2 GLN A   45  ALA A   49  5                                   5    
HELIX    3   3 GLU A   74  ALA A   76  5                                   3    
HELIX    4   4 THR B   20  PHE B   42  5                                  23    
HELIX    5   5 GLN B   45  ALA B   49  5                                   5    
HELIX    6   6 ALA B   51  GLY B   53  5                                   3    
HELIX    7   7 THR B   73  ALA B   76  5                                   4    
SHEET    1   A 4 ARG A  84  ASP A  86  0                                        
SHEET    2   A 4 CYS A 106  ILE A 110  1  N  GLU A 108   O  HIS A  85           
SHEET    3   A 4 SER A 144  SER A 152 -1  N  LEU A 148   O  VAL A 107           
SHEET    4   A 4 VAL A 159  SER A 166 -1  N  GLU A 165   O  LYS A 145           
SHEET    1   B 3 VAL A  94  ILE A  98  0                                        
SHEET    2   B 3 LEU A 122  ALA A 126  1  N  THR A 123   O  VAL A  94           
SHEET    3   B 3 LEU A 137  VAL A 139 -1  N  VAL A 139   O  LEU A 122           
SHEET    1   C 5 GLU A 176  ASN A 180  0                                        
SHEET    2   C 5 MET A 272  GLN A 282 -1  N  VAL A 276   O  GLY A 177           
SHEET    3   C 5 MET A 199  SER A 208 -1  N  GLN A 207   O  ARG A 273           
SHEET    4   C 5 ILE A 214  ASP A 224 -1  N  ILE A 221   O  ALA A 200           
SHEET    5   C 5 GLU A 229  TYR A 235 -1  N  TYR A 235   O  GLU A 218           
SHEET    1   D 3 ASN A 251  LYS A 257  0                                        
SHEET    2   D 3 TYR A 260  SER A 266 -1  N  SER A 266   O  ASN A 251           
SHEET    3   D 3 SER A 186  HIS A 193 -1  N  PHE A 192   O  VAL A 261           
SHEET    1   E 4 ARG B  84  ASP B  86  0                                        
SHEET    2   E 4 CYS B 106  ILE B 110  1  N  GLU B 108   O  HIS B  85           
SHEET    3   E 4 SER B 144  SER B 152 -1  N  LEU B 148   O  VAL B 107           
SHEET    4   E 4 VAL B 159  SER B 166 -1  N  GLU B 165   O  LYS B 145           
SHEET    1   F 3 VAL B  94  ILE B  98  0                                        
SHEET    2   F 3 LEU B 122  ALA B 126  1  N  THR B 123   O  VAL B  94           
SHEET    3   F 3 LEU B 137  VAL B 139 -1  N  VAL B 139   O  LEU B 122           
SHEET    1   G 5 GLU B 176  ASN B 180  0                                        
SHEET    2   G 5 MET B 272  GLN B 282 -1  N  VAL B 276   O  GLY B 177           
SHEET    3   G 5 MET B 199  SER B 208 -1  N  GLN B 207   O  ARG B 273           
SHEET    4   G 5 ILE B 214  ASP B 224 -1  N  ILE B 221   O  ALA B 200           
SHEET    5   G 5 GLU B 229  TYR B 235 -1  N  TYR B 235   O  GLU B 218           
SHEET    1   H 3 ASN B 251  LYS B 257  0                                        
SHEET    2   H 3 TYR B 260  SER B 266 -1  N  SER B 266   O  ASN B 251           
SHEET    3   H 3 SER B 186  HIS B 193 -1  N  PHE B 192   O  VAL B 261           
SITE     1 AC1  6 SER A 232  GLU A 234  MET A 238  ARG A 239                    
SITE     2 AC1  6 HOH A 409  HOH A 427                                          
SITE     1 AC2  8 SER B 232  SER B 233  GLU B 234  VAL B 237                    
SITE     2 AC2  8 MET B 238  ARG B 239  HOH B 434  HOH B 440                    
CRYST1   94.330   94.330  440.940  90.00  90.00 120.00 H 3 2        36          
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      0.010601  0.006120  0.000000        0.00000                         
SCALE2      0.000000  0.012241  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.002268        0.00000                         
MTRIX1   1 -0.499370  0.866390  0.000320        0.02251    1                    
MTRIX2   1  0.866390  0.499370 -0.000290       -0.00543    1                    
MTRIX3   1 -0.000410  0.000130 -1.000000      195.82069    1