HEADER    TRANSFERASE/DNA                         18-DEC-13   4O3P              
TITLE     CRYSTAL STRUCTURE OF HUMAN POLYMERASE ETA INSERTING DCTP OPPOSITE AN  
TITLE    2 8-OXOG CONTAINING DNA TEMPLATE                                       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DNA POLYMERASE ETA;                                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: RAD30 HOMOLOG A, XERODERMA PIGMENTOSUM VARIANT TYPE PROTEIN;
COMPND   5 EC: 2.7.7.7;                                                         
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: DNA (5'-D(*CP*AP*TP*(8OG)P*AP*TP*GP*AP*CP*GP*CP*T)-3');    
COMPND   9 CHAIN: T;                                                            
COMPND  10 ENGINEERED: YES;                                                     
COMPND  11 OTHER_DETAILS: NUCLEIC ACIDS TEMPLATE: CAT (8OG)AT GAC GCT;          
COMPND  12 MOL_ID: 3;                                                           
COMPND  13 MOLECULE: DNA (5'-D(*AP*GP*CP*GP*TP*CP*AP*T)-3');                    
COMPND  14 CHAIN: P;                                                            
COMPND  15 ENGINEERED: YES;                                                     
COMPND  16 OTHER_DETAILS: NUCLEIC ACIDS PRIMAR: AGCGTCAT                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: POLH, RAD30, RAD30A, XPV;                                      
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 MOL_ID: 2;                                                           
SOURCE   9 SYNTHETIC: YES;                                                      
SOURCE  10 OTHER_DETAILS: CHEMICALLY SYNTHESIZED;                               
SOURCE  11 MOL_ID: 3;                                                           
SOURCE  12 SYNTHETIC: YES;                                                      
SOURCE  13 OTHER_DETAILS: CHEMICALLY SYNTHESIZED                                
KEYWDS    CATALYTIC DOMAIN, DNA, DNA DAMAGE, DNA-DIRECTED DNA POLYMERASE,       
KEYWDS   2 CYTOSINE TRIPHOSPHATE, Y-FAMILY POLYMERASE, TRANS-LESION SYNTHESIS   
KEYWDS   3 (TLS), DNA BINDING, 8-OXOG LESION BYPASS, TRANSFERASE-DNA COMPLEX    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.PATRA,M.EGLI                                                        
REVDAT   3   20-SEP-23 4O3P    1       REMARK SEQADV LINK                       
REVDAT   2   02-JUL-14 4O3P    1       JRNL                                     
REVDAT   1   30-APR-14 4O3P    0                                                
JRNL        AUTH   A.PATRA,L.D.NAGY,Q.ZHANG,Y.SU,L.MULLER,F.P.GUENGERICH,M.EGLI 
JRNL        TITL   KINETICS, STRUCTURE, AND MECHANISM OF                        
JRNL        TITL 2 8-OXO-7,8-DIHYDRO-2'-DEOXYGUANOSINE BYPASS BY HUMAN DNA      
JRNL        TITL 3 POLYMERASE ETA                                               
JRNL        REF    J.BIOL.CHEM.                  V. 289 16867 2014              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   24759104                                                     
JRNL        DOI    10.1074/JBC.M114.551820                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.72 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE: DEV_1551)                     
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 : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.72                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 42.52                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.340                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 47409                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.165                           
REMARK   3   R VALUE            (WORKING SET) : 0.163                           
REMARK   3   FREE R VALUE                     : 0.208                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.060                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2400                            
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 42.5340 -  4.4215    1.00     2682   165  0.1699 0.1962        
REMARK   3     2  4.4215 -  3.5100    1.00     2657   153  0.1386 0.1709        
REMARK   3     3  3.5100 -  3.0665    1.00     2674   131  0.1450 0.1758        
REMARK   3     4  3.0665 -  2.7862    1.00     2646   158  0.1678 0.2382        
REMARK   3     5  2.7862 -  2.5865    1.00     2645   133  0.1685 0.2200        
REMARK   3     6  2.5865 -  2.4340    1.00     2654   157  0.1808 0.2432        
REMARK   3     7  2.4340 -  2.3121    1.00     2659   127  0.1670 0.2259        
REMARK   3     8  2.3121 -  2.2115    1.00     2657   125  0.1643 0.2425        
REMARK   3     9  2.2115 -  2.1264    1.00     2634   114  0.1570 0.2003        
REMARK   3    10  2.1264 -  2.0530    1.00     2651   141  0.1537 0.1884        
REMARK   3    11  2.0530 -  1.9888    1.00     2651   141  0.1604 0.2112        
REMARK   3    12  1.9888 -  1.9319    1.00     2628   146  0.1623 0.2218        
REMARK   3    13  1.9319 -  1.8811    1.00     2622   153  0.1772 0.2345        
REMARK   3    14  1.8811 -  1.8352    1.00     2681   129  0.1768 0.2455        
REMARK   3    15  1.8352 -  1.7935    1.00     2590   133  0.1874 0.2500        
REMARK   3    16  1.7935 -  1.7553    1.00     2632   156  0.1981 0.2448        
REMARK   3    17  1.7553 -  1.7202    1.00     2646   138  0.2156 0.2702        
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)     : 0.200            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.440           
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      :  0.011           4039                                  
REMARK   3   ANGLE     :  1.387           5553                                  
REMARK   3   CHIRALITY :  0.059            616                                  
REMARK   3   PLANARITY :  0.006            643                                  
REMARK   3   DIHEDRAL  : 19.363           1600                                  
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 4O3P COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-JAN-14.                  
REMARK 100 THE DEPOSITION ID IS D_1000084002.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 21-JUL-13                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 21-ID-F                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97872                            
REMARK 200  MONOCHROMATOR                  : SI(111)                            
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 225 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 49366                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.720                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 7.300                              
REMARK 200  R MERGE                    (I) : 0.07000                            
REMARK 200  R SYM                      (I) : 0.07000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 26.5680                            
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) : 1.75                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.69800                            
REMARK 200  R SYM FOR SHELL            (I) : 0.69800                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.730                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER (MR)                                           
REMARK 200 STARTING MODEL: PDB ENTRY 4ECQ                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.70                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.07                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M MES PH 5.5, 5MM MAGNESIUM          
REMARK 280  CHLORIDE, 16% PEG 2000 MME, VAPOR DIFFUSION, HANGING DROP,          
REMARK 280  TEMPERATURE 291.0K                                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61                             
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+5/6                                            
REMARK 290       6555   X-Y,X,Z+1/6                                             
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       27.18367            
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       54.36733            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       40.77550            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       67.95917            
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       13.59183            
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: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 5780 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 21910 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -41.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, T, P                               
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     THR A   156                                                      
REMARK 465     ALA A   157                                                      
REMARK 465     GLU A   158                                                      
REMARK 465     GLU A   159                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470      DC T   1    O5'  C5'  C4'  O4'  C3'  C2'  C1'                   
REMARK 470      DC T   1    N1   C2   O2   N3   C4   N4   C5                    
REMARK 470      DC T   1    C6                                                  
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   O    HOH A   717     O    HOH A   935              1.94            
REMARK 500   NH2  ARG A   256     O    HOH A   626              1.95            
REMARK 500   O    HOH A   699     O    HOH A   852              1.99            
REMARK 500   O    HOH A   906     O    HOH P   118              2.01            
REMARK 500   O    HOH A   920     O    HOH A   946              2.05            
REMARK 500   O    HOH A   855     O    HOH A   900              2.07            
REMARK 500   O    HOH A   755     O    HOH A   882              2.09            
REMARK 500   O    HOH A   863     O    HOH A   864              2.09            
REMARK 500   OE1  GLU A    94     O    HOH A   924              2.10            
REMARK 500   O    HOH A   963     O    HOH A   964              2.11            
REMARK 500   O    HOH A   683     O    HOH A   953              2.12            
REMARK 500   O    HOH A   859     O    HOH A   905              2.13            
REMARK 500   O    HOH A   769     O    HOH A   891              2.13            
REMARK 500   OD2  ASP A   308     O    HOH A   947              2.14            
REMARK 500   O    HOH A   840     O    HOH A   931              2.14            
REMARK 500   NH2  ARG A   206     O    HOH A   899              2.15            
REMARK 500   O    HOH A   700     O    HOH A   852              2.15            
REMARK 500   O    HOH A   679     O    HOH A   930              2.15            
REMARK 500   O    HOH A   689     O    HOH A   886              2.15            
REMARK 500   O    HOH A   613     O    HOH A   857              2.16            
REMARK 500   O    HOH A   990     O    HOH A   997              2.16            
REMARK 500   NH2  ARG A   313     O    HOH A   901              2.16            
REMARK 500   NE2  GLN A   179     O    HOH A   993              2.16            
REMARK 500   O2    DT T     3     O    HOH T   129              2.19            
REMARK 500   OD2  ASP A    74     O    HOH A   889              2.19            
REMARK 500   O    HOH A   803     O    HOH A   965              2.19            
REMARK 500   O    HOH A   883     O    HOH A   968              2.19            
REMARK 500   OE1  GLU A   101     O    HOH A   882              2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500     DT T   6   O3'    DT T   6   C3'    -0.045                       
REMARK 500     DG T   7   O3'    DG T   7   C3'    -0.039                       
REMARK 500     DC T   9   O3'    DC T   9   C3'    -0.047                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500     DG T   7   O4' -  C1' -  N9  ANGL. DEV. =   1.9 DEGREES          
REMARK 500     DC T   9   O4' -  C1' -  N1  ANGL. DEV. =   3.0 DEGREES          
REMARK 500     DG P   2   O4' -  C1' -  N9  ANGL. DEV. =   2.0 DEGREES          
REMARK 500     DA P   7   O4' -  C4' -  C3' ANGL. DEV. =  -3.1 DEGREES          
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    CYS A  16       63.18     23.40                                   
REMARK 500    TYR A  39       80.51     68.54                                   
REMARK 500    SER A  62      -12.63     77.42                                   
REMARK 500    SER A 217     -158.26   -152.03                                   
REMARK 500    SER A 257      -12.71     92.11                                   
REMARK 500    LYS A 376      -12.48   -155.68                                   
REMARK 500    ASN A 407       94.53    -66.88                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 502  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  13   OD2                                                    
REMARK 620 2 MET A  14   O    83.3                                              
REMARK 620 3 ASP A 115   OD2  96.2  86.8                                        
REMARK 620 4 0KX A 501   O1G  86.4  96.0 176.4                                  
REMARK 620 5 0KX A 501   O1B 169.1  89.8  91.8  86.0                            
REMARK 620 6 0KX A 501   O2A 101.5 170.5  84.5  92.6  86.7                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 503  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  13   OD1                                                    
REMARK 620 2 ASP A 115   OD1  97.5                                              
REMARK 620 3 GLU A 116   OE1  87.6  95.5                                        
REMARK 620 4 0KX A 501   O2A  99.3  88.9 171.3                                  
REMARK 620 5 HOH A 601   O    85.7 168.8  95.4  80.0                            
REMARK 620 6  DT P   8   O3' 165.6  93.4  82.0  90.3  85.5                      
REMARK 620 7  DT P   8   O3' 166.9  86.5  79.5  93.3  92.9   7.7                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 0KX A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 502                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 503                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 504                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 505                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4O3N   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4O3O   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4O3Q   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4O3R   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4O3S   RELATED DB: PDB                                   
DBREF  4O3P A    1   432  UNP    Q9Y253   POLH_HUMAN       1    432             
DBREF  4O3P T    1    12  PDB    4O3P     4O3P             1     12             
DBREF  4O3P P    1     8  PDB    4O3P     4O3P             1      8             
SEQADV 4O3P GLY A   -2  UNP  Q9Y253              EXPRESSION TAG                 
SEQADV 4O3P PRO A   -1  UNP  Q9Y253              EXPRESSION TAG                 
SEQADV 4O3P HIS A    0  UNP  Q9Y253              EXPRESSION TAG                 
SEQRES   1 A  435  GLY PRO HIS MET ALA THR GLY GLN ASP ARG VAL VAL ALA          
SEQRES   2 A  435  LEU VAL ASP MET ASP CYS PHE PHE VAL GLN VAL GLU GLN          
SEQRES   3 A  435  ARG GLN ASN PRO HIS LEU ARG ASN LYS PRO CYS ALA VAL          
SEQRES   4 A  435  VAL GLN TYR LYS SER TRP LYS GLY GLY GLY ILE ILE ALA          
SEQRES   5 A  435  VAL SER TYR GLU ALA ARG ALA PHE GLY VAL THR ARG SER          
SEQRES   6 A  435  MET TRP ALA ASP ASP ALA LYS LYS LEU CYS PRO ASP LEU          
SEQRES   7 A  435  LEU LEU ALA GLN VAL ARG GLU SER ARG GLY LYS ALA ASN          
SEQRES   8 A  435  LEU THR LYS TYR ARG GLU ALA SER VAL GLU VAL MET GLU          
SEQRES   9 A  435  ILE MET SER ARG PHE ALA VAL ILE GLU ARG ALA SER ILE          
SEQRES  10 A  435  ASP GLU ALA TYR VAL ASP LEU THR SER ALA VAL GLN GLU          
SEQRES  11 A  435  ARG LEU GLN LYS LEU GLN GLY GLN PRO ILE SER ALA ASP          
SEQRES  12 A  435  LEU LEU PRO SER THR TYR ILE GLU GLY LEU PRO GLN GLY          
SEQRES  13 A  435  PRO THR THR ALA GLU GLU THR VAL GLN LYS GLU GLY MET          
SEQRES  14 A  435  ARG LYS GLN GLY LEU PHE GLN TRP LEU ASP SER LEU GLN          
SEQRES  15 A  435  ILE ASP ASN LEU THR SER PRO ASP LEU GLN LEU THR VAL          
SEQRES  16 A  435  GLY ALA VAL ILE VAL GLU GLU MET ARG ALA ALA ILE GLU          
SEQRES  17 A  435  ARG GLU THR GLY PHE GLN CYS SER ALA GLY ILE SER HIS          
SEQRES  18 A  435  ASN LYS VAL LEU ALA LYS LEU ALA CYS GLY LEU ASN LYS          
SEQRES  19 A  435  PRO ASN ARG GLN THR LEU VAL SER HIS GLY SER VAL PRO          
SEQRES  20 A  435  GLN LEU PHE SER GLN MET PRO ILE ARG LYS ILE ARG SER          
SEQRES  21 A  435  LEU GLY GLY LYS LEU GLY ALA SER VAL ILE GLU ILE LEU          
SEQRES  22 A  435  GLY ILE GLU TYR MET GLY GLU LEU THR GLN PHE THR GLU          
SEQRES  23 A  435  SER GLN LEU GLN SER HIS PHE GLY GLU LYS ASN GLY SER          
SEQRES  24 A  435  TRP LEU TYR ALA MET CYS ARG GLY ILE GLU HIS ASP PRO          
SEQRES  25 A  435  VAL LYS PRO ARG GLN LEU PRO LYS THR ILE GLY CYS SER          
SEQRES  26 A  435  LYS ASN PHE PRO GLY LYS THR ALA LEU ALA THR ARG GLU          
SEQRES  27 A  435  GLN VAL GLN TRP TRP LEU LEU GLN LEU ALA GLN GLU LEU          
SEQRES  28 A  435  GLU GLU ARG LEU THR LYS ASP ARG ASN ASP ASN ASP ARG          
SEQRES  29 A  435  VAL ALA THR GLN LEU VAL VAL SER ILE ARG VAL GLN GLY          
SEQRES  30 A  435  ASP LYS ARG LEU SER SER LEU ARG ARG CYS CYS ALA LEU          
SEQRES  31 A  435  THR ARG TYR ASP ALA HIS LYS MET SER HIS ASP ALA PHE          
SEQRES  32 A  435  THR VAL ILE LYS ASN CYS ASN THR SER GLY ILE GLN THR          
SEQRES  33 A  435  GLU TRP SER PRO PRO LEU THR MET LEU PHE LEU CYS ALA          
SEQRES  34 A  435  THR LYS PHE SER ALA SER                                      
SEQRES   1 T   12   DC  DA  DT 8OG  DA  DT  DG  DA  DC  DG  DC  DT              
SEQRES   1 P    8   DA  DG  DC  DG  DT  DC  DA  DT                              
MODRES 4O3P 8OG T    4   DG                                                     
HET    8OG  T   4      23                                                       
HET    0KX  A 501      28                                                       
HET     MG  A 502       1                                                       
HET     MG  A 503       1                                                       
HET    GOL  A 504       6                                                       
HET    GOL  A 505       6                                                       
HETNAM     8OG 8-OXO-2'-DEOXY-GUANOSINE-5'-MONOPHOSPHATE                        
HETNAM     0KX 2'-DEOXY-5'-O-[(R)-HYDROXY{[(R)-HYDROXY(PHOSPHONOOXY)            
HETNAM   2 0KX  PHOSPHORYL]AMINO}PHOSPHORYL]CYTIDINE                            
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     GOL GLYCEROL                                                         
HETSYN     8OG 8-OXO-7,8-DIHYDRO-2'-DEOXY-GUANOSINE-5'-MONOPHOSPHATE            
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   2  8OG    C10 H14 N5 O8 P                                              
FORMUL   4  0KX    C9 H17 N4 O12 P3                                             
FORMUL   5   MG    2(MG 2+)                                                     
FORMUL   7  GOL    2(C3 H8 O3)                                                  
FORMUL   9  HOH   *466(H2 O)                                                    
HELIX    1   1 CYS A   16  ASN A   26  1                                  11    
HELIX    2   2 PRO A   27  ARG A   30  5                                   4    
HELIX    3   3 SER A   51  ALA A   56  1                                   6    
HELIX    4   4 TRP A   64  CYS A   72  1                                   9    
HELIX    5   5 LEU A   89  ALA A  107  1                                  19    
HELIX    6   6 LEU A  121  LEU A  132  1                                  12    
HELIX    7   7 SER A  138  LEU A  142  5                                   5    
HELIX    8   8 GLN A  162  LEU A  178  1                                  17    
HELIX    9   9 SER A  185  GLY A  209  1                                  25    
HELIX   10  10 ASN A  219  ASN A  230  1                                  12    
HELIX   11  11 SER A  242  GLN A  249  1                                   8    
HELIX   12  12 MET A  250  ILE A  255  5                                   6    
HELIX   13  13 GLY A  260  GLY A  271  1                                  12    
HELIX   14  14 TYR A  274  PHE A  281  5                                   8    
HELIX   15  15 THR A  282  GLY A  291  1                                  10    
HELIX   16  16 GLY A  291  CYS A  302  1                                  12    
HELIX   17  17 PRO A  326  ALA A  330  5                                   5    
HELIX   18  18 ARG A  334  ASP A  360  1                                  27    
HELIX   19  19 ASP A  391  LYS A  404  1                                  14    
HELIX   20  20 ASN A  405  ASN A  407  5                                   3    
SHEET    1   A 6 ILE A 109  SER A 113  0                                        
SHEET    2   A 6 GLU A 116  ASP A 120 -1  O  GLU A 116   N  ALA A 112           
SHEET    3   A 6 VAL A   9  MET A  14 -1  N  VAL A  12   O  ALA A 117           
SHEET    4   A 6 CYS A 212  SER A 217 -1  O  SER A 217   N  VAL A   9           
SHEET    5   A 6 GLN A 235  LEU A 237  1  O  THR A 236   N  ILE A 216           
SHEET    6   A 6 THR A 145  ILE A 147  1  N  TYR A 146   O  LEU A 237           
SHEET    1   B 3 GLY A  46  VAL A  50  0                                        
SHEET    2   B 3 CYS A  34  GLN A  38 -1  N  VAL A  36   O  ILE A  48           
SHEET    3   B 3 LEU A  76  GLN A  79  1  O  ALA A  78   N  VAL A  37           
SHEET    1   C 2 GLU A  82  SER A  83  0                                        
SHEET    2   C 2 LYS A  86  ALA A  87 -1  O  LYS A  86   N  SER A  83           
SHEET    1   D 3 ILE A 319  ASN A 324  0                                        
SHEET    2   D 3 GLU A 414  ALA A 431 -1  O  ALA A 426   N  ILE A 319           
SHEET    3   D 3 LEU A 331  THR A 333 -1  N  ALA A 332   O  TRP A 415           
SHEET    1   E 4 ILE A 319  ASN A 324  0                                        
SHEET    2   E 4 GLU A 414  ALA A 431 -1  O  ALA A 426   N  ILE A 319           
SHEET    3   E 4 ARG A 361  VAL A 372 -1  N  VAL A 367   O  CYS A 425           
SHEET    4   E 4 LEU A 381  ALA A 386 -1  O  ARG A 383   N  VAL A 368           
LINK         O3'  DT T   3                 P   8OG T   4     1555   1555  1.61  
LINK         O3' 8OG T   4                 P    DA T   5     1555   1555  1.61  
LINK         OD2 ASP A  13                MG    MG A 502     1555   1555  2.04  
LINK         OD1 ASP A  13                MG    MG A 503     1555   1555  2.06  
LINK         O   MET A  14                MG    MG A 502     1555   1555  2.13  
LINK         OD2 ASP A 115                MG    MG A 502     1555   1555  2.12  
LINK         OD1 ASP A 115                MG    MG A 503     1555   1555  2.07  
LINK         OE1 GLU A 116                MG    MG A 503     1555   1555  2.08  
LINK         O1G 0KX A 501                MG    MG A 502     1555   1555  2.08  
LINK         O1B 0KX A 501                MG    MG A 502     1555   1555  2.09  
LINK         O2A 0KX A 501                MG    MG A 502     1555   1555  2.21  
LINK         O2A 0KX A 501                MG    MG A 503     1555   1555  2.18  
LINK        MG    MG A 503                 O   HOH A 601     1555   1555  2.18  
LINK        MG    MG A 503                 O3'B DT P   8     1555   1555  2.19  
LINK        MG    MG A 503                 O3'A DT P   8     1555   1555  2.33  
CISPEP   1 LEU A  150    PRO A  151          0         2.29                     
CISPEP   2 LYS A  231    PRO A  232          0         0.86                     
CISPEP   3 SER A  416    PRO A  417          0        -4.86                     
SITE     1 AC1 26 ASP A  13  MET A  14  ASP A  15  CYS A  16                    
SITE     2 AC1 26 PHE A  17  PHE A  18  ILE A  48  ALA A  49                    
SITE     3 AC1 26 TYR A  52  ARG A  55  ARG A  61  ASP A 115                    
SITE     4 AC1 26 LYS A 231   MG A 502   MG A 503  HOH A 601                    
SITE     5 AC1 26 HOH A 602  HOH A 603  HOH A 604  HOH A 607                    
SITE     6 AC1 26 HOH A 669  HOH A 670  HOH A 893   DT P   8                    
SITE     7 AC1 26 HOH P 102  8OG T   4                                          
SITE     1 AC2  5 ASP A  13  MET A  14  ASP A 115  0KX A 501                    
SITE     2 AC2  5  MG A 503                                                     
SITE     1 AC3  7 ASP A  13  ASP A 115  GLU A 116  0KX A 501                    
SITE     2 AC3  7  MG A 502  HOH A 601   DT P   8                               
SITE     1 AC4 10 ARG A  24  PRO A 244  PHE A 247  SER A 248                    
SITE     2 AC4 10 GLY A 276  GLU A 277  HOH A 694  HOH A 695                    
SITE     3 AC4 10 HOH A 735  HOH A 818                                          
SITE     1 AC5  5 GLN A  20  ARG A  30  GLY A 209  GLN A 245                    
SITE     2 AC5  5 HOH A 704                                                     
CRYST1   98.198   98.198   81.551  90.00  90.00 120.00 P 61          6          
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      0.010184  0.005879  0.000000        0.00000                         
SCALE2      0.000000  0.011759  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012262        0.00000