HEADER    REPLICATION                             09-APR-19   6RB4              
TITLE     CRYSTAL STRUCTURE OF THE PRI1 SUBUNIT OF HUMAN PRIMASE                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DNA PRIMASE SMALL SUBUNIT;                                 
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: DNA PRIMASE 49 KDA SUBUNIT,P49;                             
COMPND   5 EC: 2.7.7.-;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: PRIM1;                                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_VARIANT: ROSETTA2                                  
KEYWDS    PRIMASE, DNA-DEPENDENT RNA POLYMERASE, ATP, PRIMING, REPLICATION      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.L.KILKENNY,L.PELLEGRINI                                             
REVDAT   3   24-JAN-24 6RB4    1       REMARK                                   
REVDAT   2   02-OCT-19 6RB4    1       JRNL                                     
REVDAT   1   11-SEP-19 6RB4    0                                                
JRNL        AUTH   S.HOLZER,N.J.RZECHORZEK,I.R.SHORT,M.JENKYN-BEDFORD,          
JRNL        AUTH 2 L.PELLEGRINI,M.L.KILKENNY                                    
JRNL        TITL   STRUCTURAL BASIS FOR INHIBITION OF HUMAN PRIMASE BY          
JRNL        TITL 2 ARABINOFURANOSYL NUCLEOSIDE ANALOGUES FLUDARABINE AND        
JRNL        TITL 3 VIDARABINE.                                                  
JRNL        REF    ACS CHEM.BIOL.                V.  14  1904 2019              
JRNL        REFN                   ESSN 1554-8937                               
JRNL        PMID   31479243                                                     
JRNL        DOI    10.1021/ACSCHEMBIO.9B00367                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (1.14_3260: ???)                              
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 : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 44.50                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.340                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 75090                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.194                           
REMARK   3   R VALUE            (WORKING SET) : 0.193                           
REMARK   3   FREE R VALUE                     : 0.215                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.040                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3785                            
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 44.5175 -  4.4985    1.00     2914   149  0.1781 0.1575        
REMARK   3     2  4.4985 -  3.5711    1.00     2740   145  0.1445 0.1615        
REMARK   3     3  3.5711 -  3.1198    1.00     2718   152  0.1673 0.1983        
REMARK   3     4  3.1198 -  2.8346    1.00     2686   144  0.1745 0.2029        
REMARK   3     5  2.8346 -  2.6315    1.00     2669   143  0.1769 0.2170        
REMARK   3     6  2.6315 -  2.4763    1.00     2617   166  0.1772 0.2047        
REMARK   3     7  2.4763 -  2.3523    1.00     2679   139  0.1834 0.2003        
REMARK   3     8  2.3523 -  2.2499    1.00     2629   143  0.1838 0.2047        
REMARK   3     9  2.2499 -  2.1633    1.00     2658   127  0.1972 0.2457        
REMARK   3    10  2.1633 -  2.0887    1.00     2642   138  0.1990 0.2383        
REMARK   3    11  2.0887 -  2.0234    1.00     2622   135  0.2015 0.2360        
REMARK   3    12  2.0234 -  1.9655    1.00     2624   136  0.2151 0.2567        
REMARK   3    13  1.9655 -  1.9138    1.00     2612   150  0.2326 0.2597        
REMARK   3    14  1.9138 -  1.8671    1.00     2620   137  0.2333 0.2979        
REMARK   3    15  1.8671 -  1.8246    1.00     2632   139  0.2452 0.2534        
REMARK   3    16  1.8246 -  1.7858    1.00     2603   143  0.2384 0.2975        
REMARK   3    17  1.7858 -  1.7501    1.00     2623   123  0.2467 0.2488        
REMARK   3    18  1.7501 -  1.7171    1.00     2611   155  0.2594 0.2851        
REMARK   3    19  1.7171 -  1.6864    1.00     2611   135  0.2590 0.3211        
REMARK   3    20  1.6864 -  1.6578    1.00     2624   134  0.2711 0.2805        
REMARK   3    21  1.6578 -  1.6311    1.00     2596   137  0.2721 0.2749        
REMARK   3    22  1.6311 -  1.6060    1.00     2598   143  0.2841 0.3526        
REMARK   3    23  1.6060 -  1.5824    1.00     2606   151  0.2884 0.2942        
REMARK   3    24  1.5824 -  1.5601    1.00     2617   118  0.3126 0.3262        
REMARK   3    25  1.5601 -  1.5390    1.00     2604   120  0.3285 0.3959        
REMARK   3    26  1.5390 -  1.5190    1.00     2592   131  0.3648 0.3724        
REMARK   3    27  1.5190 -  1.5000    0.98     2558   152  0.3717 0.4178        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : NULL                                          
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)     : 0.200            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.960           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
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      :  0.010           3485                                  
REMARK   3   ANGLE     :  0.844           4717                                  
REMARK   3   CHIRALITY :  0.055            492                                  
REMARK   3   PLANARITY :  0.007            608                                  
REMARK   3   DIHEDRAL  : 12.962           2111                                  
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 6RB4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 09-APR-19.                  
REMARK 100 THE DEPOSITION ID IS D_1292101747.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 13-APR-13                          
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) : 0.980110                           
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 6M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 75113                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 44.500                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 2.000                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 15.7600                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.55                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.54330                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.490                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: 4BPU                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 47.76                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.35                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM BIS TRIS PROPANE PH 6.5, 24 %      
REMARK 280  PEG 3350, 150 MM NAF, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE    
REMARK 280  292K                                                                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
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   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       74.16750            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       39.32950            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       39.32950            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000      111.25125            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       39.32950            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       39.32950            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       37.08375            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       39.32950            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       39.32950            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      111.25125            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       39.32950            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       39.32950            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       37.08375            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       74.16750            
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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 760 ANGSTROM**2                           
REMARK 350 SURFACE AREA OF THE COMPLEX: 18530 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 11.0 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 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     ILE A   360                                                      
REMARK 465     SER A   361                                                      
REMARK 465     THR A   362                                                      
REMARK 465     ASN A   363                                                      
REMARK 465     GLU A   364                                                      
REMARK 465     GLU A   365                                                      
REMARK 465     GLU A   366                                                      
REMARK 465     LYS A   367                                                      
REMARK 465     GLU A   368                                                      
REMARK 465     GLU A   369                                                      
REMARK 465     ASN A   370                                                      
REMARK 465     GLU A   371                                                      
REMARK 465     ALA A   372                                                      
REMARK 465     GLU A   373                                                      
REMARK 465     SER A   374                                                      
REMARK 465     ASP A   375                                                      
REMARK 465     VAL A   376                                                      
REMARK 465     LYS A   377                                                      
REMARK 465     HIS A   378                                                      
REMARK 465     ARG A   379                                                      
REMARK 465     THR A   380                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500  HE21  GLN A   337     O    HOH A   612              1.48            
REMARK 500  HE22  GLN A    58     O    HOH A   615              1.52            
REMARK 500  HH11  ARG A    19     O    HOH A   605              1.53            
REMARK 500   HZ1  LYS A    95     O    HOH A   608              1.53            
REMARK 500   OD1  ASN A    61    HH12  ARG A    87              1.58            
REMARK 500   O    HOH A   859     O    HOH A   974              1.78            
REMARK 500   O    HOH A   941     O    HOH A   954              1.84            
REMARK 500   O    HOH A   945     O    HOH A  1025              1.87            
REMARK 500   O    HOH A   815     O    HOH A  1032              1.90            
REMARK 500   O    LYS A   407     O    HOH A   601              1.92            
REMARK 500   O    HOH A   902     O    HOH A   984              1.95            
REMARK 500   O    ALA A   359     O    HOH A   602              1.99            
REMARK 500   O    HOH A   774     O    HOH A  1012              1.99            
REMARK 500   O    HOH A   629     O    HOH A   831              2.01            
REMARK 500   O    HOH A   940     O    HOH A   971              2.03            
REMARK 500   OD2  ASP A   403     O    HOH A   603              2.03            
REMARK 500   O    HOH A   840     O    HOH A   860              2.05            
REMARK 500   OE1  GLU A     2     O    HOH A   604              2.06            
REMARK 500   NH1  ARG A    19     O    HOH A   605              2.07            
REMARK 500   O    HOH A   911     O    HOH A  1014              2.07            
REMARK 500   O    HOH A   828     O    HOH A   970              2.07            
REMARK 500   OD2  ASP A   117     O    HOH A   606              2.08            
REMARK 500   O    HOH A   824     O    HOH A   879              2.09            
REMARK 500   O    HOH A   739     O    HOH A   950              2.10            
REMARK 500   O    HOH A   692     O    HOH A   852              2.15            
REMARK 500   O    HOH A   938     O    HOH A   987              2.16            
REMARK 500   O    HOH A   984     O    HOH A  1033              2.17            
REMARK 500   O    HOH A   795     O    HOH A   939              2.18            
REMARK 500   OD2  ASP A   117     O    HOH A   607              2.18            
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    LEU A  49     -163.78   -102.93                                   
REMARK 500    LYS A 104      148.43   -171.05                                   
REMARK 500    ARG A 162      -85.09   -147.65                                   
REMARK 500    VAL A 229      -63.18    -95.73                                   
REMARK 500    LYS A 284      -80.09    -61.74                                   
REMARK 500    SER A 331       80.10    -66.66                                   
REMARK 500    ASP A 358       73.71   -119.99                                   
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 A1065        DISTANCE =  5.98 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                              ZN A 505  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 121   SG                                                     
REMARK 620 2 CYS A 122   SG  116.4                                              
REMARK 620 3 CYS A 128   SG  106.8 101.0                                        
REMARK 620 4 CYS A 131   SG  106.1 112.7 113.9                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 502                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 503                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 504                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue ZN A 505                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 6R4S   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 6R5D   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 6R5E   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 6R4T   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 6R4U   RELATED DB: PDB                                   
DBREF  6RB4 A    1   407  UNP    P49642   PRI1_HUMAN       1    407             
SEQADV 6RB4 GLY A   -2  UNP  P49642              EXPRESSION TAG                 
SEQADV 6RB4 THR A   -1  UNP  P49642              EXPRESSION TAG                 
SEQADV 6RB4 SER A    0  UNP  P49642              EXPRESSION TAG                 
SEQRES   1 A  410  GLY THR SER MET GLU THR PHE ASP PRO THR GLU LEU PRO          
SEQRES   2 A  410  GLU LEU LEU LYS LEU TYR TYR ARG ARG LEU PHE PRO TYR          
SEQRES   3 A  410  SER GLN TYR TYR ARG TRP LEU ASN TYR GLY GLY VAL ILE          
SEQRES   4 A  410  LYS ASN TYR PHE GLN HIS ARG GLU PHE SER PHE THR LEU          
SEQRES   5 A  410  LYS ASP ASP ILE TYR ILE ARG TYR GLN SER PHE ASN ASN          
SEQRES   6 A  410  GLN SER ASP LEU GLU LYS GLU MET GLN LYS MET ASN PRO          
SEQRES   7 A  410  TYR LYS ILE ASP ILE GLY ALA VAL TYR SER HIS ARG PRO          
SEQRES   8 A  410  ASN GLN HIS ASN THR VAL LYS LEU GLY ALA PHE GLN ALA          
SEQRES   9 A  410  GLN GLU LYS GLU LEU VAL PHE ASP ILE ASP MET THR ASP          
SEQRES  10 A  410  TYR ASP ASP VAL ARG ARG CYS CYS SER SER ALA ASP ILE          
SEQRES  11 A  410  CYS PRO LYS CYS TRP THR LEU MET THR MET ALA ILE ARG          
SEQRES  12 A  410  ILE ILE ASP ARG ALA LEU LYS GLU ASP PHE GLY PHE LYS          
SEQRES  13 A  410  HIS ARG LEU TRP VAL TYR SER GLY ARG ARG GLY VAL HIS          
SEQRES  14 A  410  CYS TRP VAL CYS ASP GLU SER VAL ARG LYS LEU SER SER          
SEQRES  15 A  410  ALA VAL ARG SER GLY ILE VAL GLU TYR LEU SER LEU VAL          
SEQRES  16 A  410  LYS GLY GLY GLN ASP VAL LYS LYS LYS VAL HIS LEU SER          
SEQRES  17 A  410  GLU LYS ILE HIS PRO PHE ILE ARG LYS SER ILE ASN ILE          
SEQRES  18 A  410  ILE LYS LYS TYR PHE GLU GLU TYR ALA LEU VAL ASN GLN          
SEQRES  19 A  410  ASP ILE LEU GLU ASN LYS GLU SER TRP ASP LYS ILE LEU          
SEQRES  20 A  410  ALA LEU VAL PRO GLU THR ILE HIS ASP GLU LEU GLN GLN          
SEQRES  21 A  410  SER PHE GLN LYS SER HIS ASN SER LEU GLN ARG TRP GLU          
SEQRES  22 A  410  HIS LEU LYS LYS VAL ALA SER ARG TYR GLN ASN ASN ILE          
SEQRES  23 A  410  LYS ASN ASP LYS TYR GLY PRO TRP LEU GLU TRP GLU ILE          
SEQRES  24 A  410  MET LEU GLN TYR CYS PHE PRO ARG LEU ASP ILE ASN VAL          
SEQRES  25 A  410  SER LYS GLY ILE ASN HIS LEU LEU LYS SER PRO PHE SER          
SEQRES  26 A  410  VAL HIS PRO LYS THR GLY ARG ILE SER VAL PRO ILE ASP          
SEQRES  27 A  410  LEU GLN LYS VAL ASP GLN PHE ASP PRO PHE THR VAL PRO          
SEQRES  28 A  410  THR ILE SER PHE ILE CYS ARG GLU LEU ASP ALA ILE SER          
SEQRES  29 A  410  THR ASN GLU GLU GLU LYS GLU GLU ASN GLU ALA GLU SER          
SEQRES  30 A  410  ASP VAL LYS HIS ARG THR ARG ASP TYR LYS LYS THR SER          
SEQRES  31 A  410  LEU ALA PRO TYR VAL LYS VAL PHE GLU HIS PHE LEU GLU          
SEQRES  32 A  410  ASN LEU ASP LYS SER ARG LYS                                  
HET    EDO  A 501       4                                                       
HET    EDO  A 502       4                                                       
HET    EDO  A 503      10                                                       
HET    EDO  A 504      10                                                       
HET     ZN  A 505       1                                                       
HETNAM     EDO 1,2-ETHANEDIOL                                                   
HETNAM      ZN ZINC ION                                                         
HETSYN     EDO ETHYLENE GLYCOL                                                  
FORMUL   2  EDO    4(C2 H6 O2)                                                  
FORMUL   6   ZN    ZN 2+                                                        
FORMUL   7  HOH   *465(H2 O)                                                    
HELIX    1 AA1 ASP A    5  THR A    7  5                                   3    
HELIX    2 AA2 GLU A    8  LEU A   20  1                                  13    
HELIX    3 AA3 PRO A   22  TYR A   32  1                                  11    
HELIX    4 AA4 GLY A   33  VAL A   35  5                                   3    
HELIX    5 AA5 LYS A   50  ASP A   52  5                                   3    
HELIX    6 AA6 ASN A   62  ASN A   74  1                                  13    
HELIX    7 AA7 ARG A   87  VAL A   94  5                                   8    
HELIX    8 AA8 THR A  113  ARG A  119  5                                   7    
HELIX    9 AA9 CYS A  131  ASP A  149  1                                  19    
HELIX   10 AB1 ASP A  171  LYS A  176  1                                   6    
HELIX   11 AB2 SER A  178  SER A  190  1                                  13    
HELIX   12 AB3 HIS A  209  LEU A  228  1                                  20    
HELIX   13 AB4 ASN A  236  ALA A  245  1                                  10    
HELIX   14 AB5 LEU A  246  VAL A  247  5                                   2    
HELIX   15 AB6 PRO A  248  THR A  250  5                                   3    
HELIX   16 AB7 ILE A  251  SER A  262  1                                  12    
HELIX   17 AB8 ASN A  264  ARG A  278  1                                  15    
HELIX   18 AB9 PRO A  290  PHE A  302  1                                  13    
HELIX   19 AC1 ASP A  306  GLY A  312  1                                   7    
HELIX   20 AC2 ASP A  335  PHE A  342  5                                   8    
HELIX   21 AC3 ASP A  343  VAL A  347  5                                   5    
HELIX   22 AC4 THR A  349  ASP A  358  1                                  10    
HELIX   23 AC5 ASP A  382  THR A  386  5                                   5    
HELIX   24 AC6 LEU A  388  SER A  405  1                                  18    
SHEET    1 AA1 4 TYR A  54  GLN A  58  0                                        
SHEET    2 AA1 4 ARG A  43  THR A  48 -1  N  PHE A  45   O  GLN A  58           
SHEET    3 AA1 4 LYS A  77  TYR A  84 -1  O  GLY A  81   N  GLU A  44           
SHEET    4 AA1 4 ALA A 101  GLU A 103 -1  O  GLU A 103   N  VAL A  83           
SHEET    1 AA2 4 TYR A  54  GLN A  58  0                                        
SHEET    2 AA2 4 ARG A  43  THR A  48 -1  N  PHE A  45   O  GLN A  58           
SHEET    3 AA2 4 LYS A  77  TYR A  84 -1  O  GLY A  81   N  GLU A  44           
SHEET    4 AA2 4 LEU A 317  LYS A 318 -1  O  LEU A 317   N  ILE A  80           
SHEET    1 AA3 3 LEU A 106  ASP A 111  0                                        
SHEET    2 AA3 3 GLY A 164  VAL A 169 -1  O  VAL A 169   N  LEU A 106           
SHEET    3 AA3 3 ARG A 155  TYR A 159 -1  N  VAL A 158   O  HIS A 166           
LINK         SG  CYS A 121                ZN    ZN A 505     1555   1555  2.33  
LINK         SG  CYS A 122                ZN    ZN A 505     1555   1555  2.33  
LINK         SG  CYS A 128                ZN    ZN A 505     1555   1555  2.37  
LINK         SG  CYS A 131                ZN    ZN A 505     1555   1555  2.26  
SITE     1 AC1  7 PHE A 150  PHE A 152  SER A 173  ARG A 329                    
SITE     2 AC1  7 HOH A 633  HOH A 657  HOH A 728                               
SITE     1 AC2  5 LYS A 153  HIS A 154  ARG A 155  ASN A 401                    
SITE     2 AC2  5 HOH A 762                                                     
SITE     1 AC3  5 PHE A 150  PHE A 345  HOH A 633  HOH A 698                    
SITE     2 AC3  5 HOH A 732                                                     
SITE     1 AC4  5 GLU A 206  ASN A 281  ASN A 282  ASN A 285                    
SITE     2 AC4  5 HOH A 650                                                     
SITE     1 AC5  4 CYS A 121  CYS A 122  CYS A 128  CYS A 131                    
CRYST1   78.659   78.659  148.335  90.00  90.00  90.00 P 43 21 2     8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.012713  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012713  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006741        0.00000