HEADER    VIRAL PROTEIN                           08-JUL-20   6ZPB              
TITLE     CYANOPHAGE S-2L HD PHOSPHOHYDROLASE (DATZ) BOUND TO DA AND TWO        
TITLE    2 CATALYTIC CO2+ IONS                                                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DATZ;                                                      
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CYANOPHAGE S-2L;                                
SOURCE   3 ORGANISM_TAXID: 260586;                                              
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    S-2L, HD PHOSPHOHYDROLASE, DATZ, VIRAL PROTEIN                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.CZERNECKI,P.LEGRAND,M.DELARUE                                       
REVDAT   3   15-MAY-24 6ZPB    1       REMARK                                   
REVDAT   2   05-MAY-21 6ZPB    1       JRNL                                     
REVDAT   1   03-MAR-21 6ZPB    0                                                
JRNL        AUTH   D.CZERNECKI,P.LEGRAND,M.TEKPINAR,S.ROSARIO,P.A.KAMINSKI,     
JRNL        AUTH 2 M.DELARUE                                                    
JRNL        TITL   HOW CYANOPHAGE S-2L REJECTS ADENINE AND INCORPORATES         
JRNL        TITL 2 2-AMINOADENINE TO SATURATE HYDROGEN BONDING IN ITS DNA.      
JRNL        REF    NAT COMMUN                    V.  12  2420 2021              
JRNL        REFN                   ESSN 2041-1723                               
JRNL        PMID   33893297                                                     
JRNL        DOI    10.1038/S41467-021-22626-X                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.72 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.11.1_2575                                   
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : GEOSTD + MONOMER LIBRARY + CDL V1.2           
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.72                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 40.44                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.450                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 21599                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.147                           
REMARK   3   R VALUE            (WORKING SET) : 0.146                           
REMARK   3   FREE R VALUE                     : 0.170                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.875                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1053                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 40.4359 -  3.4413    1.00     2687   141  0.1433 0.1394        
REMARK   3     2  3.4413 -  2.7317    1.00     2630   138  0.1418 0.1850        
REMARK   3     3  2.7317 -  2.3864    1.00     2600   137  0.1426 0.1498        
REMARK   3     4  2.3864 -  2.1682    1.00     2589   136  0.1425 0.1595        
REMARK   3     5  2.1682 -  2.0128    1.00     2610   130  0.1371 0.1748        
REMARK   3     6  2.0128 -  1.8942    1.00     2582   125  0.1519 0.2176        
REMARK   3     7  1.8942 -  1.7993    0.97     2536   130  0.1621 0.2301        
REMARK   3     8  1.7993 -  1.7210    0.89     2312   116  0.1861 0.2497        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.166            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 16.990           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 14.09                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 17.51                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.011           1510                                  
REMARK   3   ANGLE     :  1.282           2065                                  
REMARK   3   CHIRALITY :  0.101            234                                  
REMARK   3   PLANARITY :  0.009            278                                  
REMARK   3   DIHEDRAL  : 18.167            582                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 6ZPB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 08-JUL-20.                  
REMARK 100 THE DEPOSITION ID IS D_1292109056.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 07-DEC-18                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SOLEIL                             
REMARK 200  BEAMLINE                       : PROXIMA 1                          
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.033202                           
REMARK 200  MONOCHROMATOR                  : SI 111                             
REMARK 200  OPTICS                         : KB MIRRORS                         
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS EIGER X 16M                
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 21613                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.720                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 40.440                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.4                               
REMARK 200  DATA REDUNDANCY                : 14.20                              
REMARK 200  R MERGE                    (I) : 0.08300                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 25.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.72                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.77                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 88.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.30700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD                          
REMARK 200 SOFTWARE USED: SHELXCD                                               
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.29                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.53                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1.5 M LISO4; 100 MM HEPES; 10 MM         
REMARK 280  COCL2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291.15K           
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       70.91350            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       40.94193            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       17.90833            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000       70.91350            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       40.94193            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       17.90833            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000       70.91350            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       40.94193            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       17.90833            
REMARK 290   SMTRY1  10 -0.500000  0.866025  0.000000       70.91350            
REMARK 290   SMTRY2  10  0.866025  0.500000  0.000000       40.94193            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       17.90833            
REMARK 290   SMTRY1  11  1.000000  0.000000  0.000000       70.91350            
REMARK 290   SMTRY2  11  0.000000 -1.000000  0.000000       40.94193            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       17.90833            
REMARK 290   SMTRY1  12 -0.500000 -0.866025  0.000000       70.91350            
REMARK 290   SMTRY2  12 -0.866025  0.500000  0.000000       40.94193            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       17.90833            
REMARK 290   SMTRY1  13  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       81.88386            
REMARK 290   SMTRY3  13  0.000000  0.000000  1.000000       35.81667            
REMARK 290   SMTRY1  14 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  14  0.866025 -0.500000  0.000000       81.88386            
REMARK 290   SMTRY3  14  0.000000  0.000000  1.000000       35.81667            
REMARK 290   SMTRY1  15 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  15 -0.866025 -0.500000  0.000000       81.88386            
REMARK 290   SMTRY3  15  0.000000  0.000000  1.000000       35.81667            
REMARK 290   SMTRY1  16 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  16  0.866025  0.500000  0.000000       81.88386            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000       35.81667            
REMARK 290   SMTRY1  17  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  17  0.000000 -1.000000  0.000000       81.88386            
REMARK 290   SMTRY3  17  0.000000  0.000000 -1.000000       35.81667            
REMARK 290   SMTRY1  18 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  18 -0.866025  0.500000  0.000000       81.88386            
REMARK 290   SMTRY3  18  0.000000  0.000000 -1.000000       35.81667            
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                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 22180 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 40160 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -234.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -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 350   BIOMT1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 350   BIOMT1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   5  0.000000  0.000000 -1.000000        0.00000            
REMARK 350   BIOMT1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   6  0.000000  0.000000 -1.000000        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A 382  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 445  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 491  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 497  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 508  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 511  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 523  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 555  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A    -5                                                      
REMARK 465     THR A    -4                                                      
REMARK 465     GLY A    -3                                                      
REMARK 465     ASP A    -2                                                      
REMARK 465     GLY A    -1                                                      
REMARK 465     SER A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     THR A     2                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   506     O    HOH A   506     4554     0.96            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ARG A  13        4.99    -69.92                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 560        DISTANCE =  5.99 ANGSTROMS                       
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CO A 202  CO                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  34   NE2                                                    
REMARK 620 2 HIS A  66   NE2 102.0                                              
REMARK 620 3 ASP A  67   OD2  89.5  83.0                                        
REMARK 620 4 ASP A 119   OD1  88.5  92.4 174.5                                  
REMARK 620 5 HOH A 322   O   168.8  88.6  95.6  87.3                            
REMARK 620 6 HOH A 447   O    87.5 170.3  99.0  86.0  81.8                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CO A 203  CO                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A  70   OE2                                                    
REMARK 620 2 ASP A  75   OD1  91.4                                              
REMARK 620 3 3D1 A 201   O5' 169.6  97.1                                        
REMARK 620 4 HOH A 303   O    86.4  93.3  99.0                                  
REMARK 620 5 HOH A 316   O    92.8  85.7  82.0 178.6                            
REMARK 620 6 HOH A 321   O    93.4 174.8  78.3  85.2  96.0                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CO A 204  CO                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A 163   OE1                                                    
REMARK 620 2 HOH A 319   O    64.0                                              
REMARK 620 3 HOH A 433   O   134.2 109.6                                        
REMARK 620 N                    1     2                                         
DBREF  6ZPB A   -5   175  PDB    6ZPB     6ZPB            -5    175             
SEQRES   1 A  181  GLY THR GLY ASP GLY SER MET THR LEU GLN ILE THR GLU          
SEQRES   2 A  181  THR TYR GLU ARG LEU ARG ALA SER HIS ILE SER ARG TRP          
SEQRES   3 A  181  GLY ILE VAL GLN THR THR TYR PRO GLN ASN ILE ALA GLU          
SEQRES   4 A  181  HIS MET TRP ARG VAL TRP LEU LEU CYS ARG ASP TRP GLY          
SEQRES   5 A  181  ALA ALA ALA GLY MET PRO GLN HIS THR VAL ARG GLN ALA          
SEQRES   6 A  181  CYS GLU PHE ALA LEU VAL HIS ASP LEU ALA GLU ILE ARG          
SEQRES   7 A  181  THR GLY ASP ALA PRO THR PRO HIS LYS THR PRO GLU LEU          
SEQRES   8 A  181  LYS GLU LEU LEU ALA GLY ILE GLU ALA GLN ILE VAL PRO          
SEQRES   9 A  181  GLU VAL ALA GLU LEU GLU ALA THR MET ALA PRO GLU ALA          
SEQRES  10 A  181  ARG GLU LEU TRP LYS PHE CYS ASP THR ALA GLU ALA VAL          
SEQRES  11 A  181  LEU PHE LEU LYS VAL ASN GLY LEU GLY ALA HIS ALA TYR          
SEQRES  12 A  181  ASP VAL GLN HIS LEU LEU MET GLU GLN MET LYS ARG ARG          
SEQRES  13 A  181  LEU MET ASP SER VAL LEU ASP VAL GLU VAL GLN ASP GLU          
SEQRES  14 A  181  LEU MET PHE GLN PHE GLU ARG THR ILE LYS LYS THR              
HET    3D1  A 201      18                                                       
HET     CO  A 202       1                                                       
HET     CO  A 203       1                                                       
HET     CO  A 204       1                                                       
HETNAM     3D1 (2R,3S,5R)-5-(6-AMINO-9H-PURIN-9-YL)-TETRAHYDRO-2-               
HETNAM   2 3D1  (HYDROXYMETHYL)FURAN-3-OL                                       
HETNAM      CO COBALT (II) ION                                                  
HETSYN     3D1 2'-DEOXYADENOSINE                                                
FORMUL   2  3D1    C10 H13 N5 O3                                                
FORMUL   3   CO    3(CO 2+)                                                     
FORMUL   6  HOH   *260(H2 O)                                                    
HELIX    1 AA1 GLU A    7  LEU A   12  1                                   6    
HELIX    2 AA2 ARG A   13  ILE A   17  5                                   5    
HELIX    3 AA3 ASN A   30  ALA A   49  1                                  20    
HELIX    4 AA4 PRO A   52  LEU A   64  1                                  13    
HELIX    5 AA5 ALA A   69  GLY A   74  1                                   6    
HELIX    6 AA6 PRO A   77  LYS A   81  5                                   5    
HELIX    7 AA7 THR A   82  VAL A   97  1                                  16    
HELIX    8 AA8 VAL A   97  MET A  107  1                                  11    
HELIX    9 AA9 ALA A  108  GLY A  131  1                                  24    
HELIX   10 AB1 GLY A  133  ASP A  153  1                                  21    
HELIX   11 AB2 ASP A  157  LYS A  174  1                                  18    
LINK         NE2 HIS A  34                CO    CO A 202     1555   1555  2.12  
LINK         NE2 HIS A  66                CO    CO A 202     1555   1555  2.12  
LINK         OD2 ASP A  67                CO    CO A 202     1555   1555  2.14  
LINK         OE2 GLU A  70                CO    CO A 203     1555   1555  2.10  
LINK         OD1 ASP A  75                CO    CO A 203     1555   1555  2.02  
LINK         OD1 ASP A 119                CO    CO A 202     1555   1555  2.16  
LINK         OE1 GLU A 163                CO    CO A 204     1555   1555  2.33  
LINK         O5' 3D1 A 201                CO    CO A 203     1555   1555  2.17  
LINK        CO    CO A 202                 O   HOH A 322     1555   1555  2.19  
LINK        CO    CO A 202                 O   HOH A 447     1555   1555  2.29  
LINK        CO    CO A 203                 O   HOH A 303     1555   1555  2.13  
LINK        CO    CO A 203                 O   HOH A 316     1555   1555  2.16  
LINK        CO    CO A 203                 O   HOH A 321     1555   1555  2.03  
LINK        CO    CO A 204                 O   HOH A 319     1555   1555  2.64  
LINK        CO    CO A 204                 O   HOH A 433     1555   4554  2.62  
CRYST1  141.827  141.827   53.725  90.00  90.00 120.00 H 3 2        18          
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      0.007051  0.004071  0.000000        0.00000                         
SCALE2      0.000000  0.008142  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.018613        0.00000