PDB Short entry for 3ISB
HEADER    TRANSFERASE/DNA                         25-AUG-09   3ISB              
TITLE     BINARY COMPLEX OF HUMAN DNA POLYMERASE BETA WITH A GAPPED DNA         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DNA POLYMERASE BETA;                                       
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 2.7.7.7, 4.2.99.-;                                               
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: 5'-D(*CP*CP*GP*AP*CP*GP*GP*CP*GP*CP*AP*TP*CP*AP*GP*C)-3';  
COMPND   8 CHAIN: T;                                                            
COMPND   9 ENGINEERED: YES;                                                     
COMPND  10 MOL_ID: 3;                                                           
COMPND  11 MOLECULE: 5'-D(*GP*CP*TP*GP*AP*TP*GP*CP*GP*C)-3';                    
COMPND  12 CHAIN: P;                                                            
COMPND  13 ENGINEERED: YES;                                                     
COMPND  14 MOL_ID: 4;                                                           
COMPND  15 MOLECULE: 5'-D(P*GP*TP*CP*GP*G)-3';                                  
COMPND  16 CHAIN: D;                                                            
COMPND  17 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: POLB;                                                          
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: TAP56;                                     
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PWL11;                                    
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 SYNTHETIC: YES;                                                      
SOURCE  13 OTHER_DETAILS: CHEMICALLY SYTNTHESIZED OLIGONUCLEOTIDE;              
SOURCE  14 MOL_ID: 3;                                                           
SOURCE  15 SYNTHETIC: YES;                                                      
SOURCE  16 OTHER_DETAILS: CHEMICALLY SYTNTHESIZED OLIGONUCLEOTIDE;              
SOURCE  17 MOL_ID: 4;                                                           
SOURCE  18 SYNTHETIC: YES;                                                      
SOURCE  19 OTHER_DETAILS: CHEMICALLY SYTNTHESIZED OLIGONUCLEOTIDE               
KEYWDS    NUCLEOTIDYL TRANSFERASE, DNA POLYMERASE BETA, BINARY COMPLEX, GAPPED  
KEYWDS   2 DNA, DNA DAMAGE, DNA REPAIR, DNA REPLICATION, DNA SYNTHESIS, DNA-    
KEYWDS   3 BINDING, DNA-DIRECTED DNA POLYMERASE, LYASE, MAGNESIUM, METAL-       
KEYWDS   4 BINDING, METHYLATION, NUCLEOTIDYLTRANSFERASE, NUCLEUS, POLYMORPHISM, 
KEYWDS   5 SODIUM, TRANSFERASE, TRANSFERASE-DNA COMPLEX                         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    W.A.BEARD,D.D.SHOCK,V.K.BATRA,L.C.PEDERSEN,S.H.WILSON                 
REVDAT   4   06-SEP-23 3ISB    1       REMARK LINK                              
REVDAT   3   24-NOV-09 3ISB    1       JRNL                                     
REVDAT   2   22-SEP-09 3ISB    1       REMARK                                   
REVDAT   1   15-SEP-09 3ISB    0                                                
JRNL        AUTH   W.A.BEARD,D.D.SHOCK,V.K.BATRA,L.C.PEDERSEN,S.H.WILSON        
JRNL        TITL   DNA POLYMERASE BETA SUBSTRATE SPECIFICITY: SIDE CHAIN        
JRNL        TITL 2 MODULATION OF THE "A-RULE".                                  
JRNL        REF    J.BIOL.CHEM.                  V. 284 31680 2009              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   19759017                                                     
JRNL        DOI    10.1074/JBC.M109.029843                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 21.86                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 219186.200                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 89.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 27022                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.211                           
REMARK   3   FREE R VALUE                     : 0.271                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.100                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 2728                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.005                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.00                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.13                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 89.80                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 4054                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2700                       
REMARK   3   BIN FREE R VALUE                    : 0.3340                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.30                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 465                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.015                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2593                                    
REMARK   3   NUCLEIC ACID ATOMS       : 632                                     
REMARK   3   HETEROGEN ATOMS          : 9                                       
REMARK   3   SOLVENT ATOMS            : 554                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 5.20                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 24.00                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 1.90000                                              
REMARK   3    B22 (A**2) : -0.48000                                             
REMARK   3    B33 (A**2) : -1.42000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 1.48000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.24                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.22                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.33                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.29                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.005                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.100                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 24.30                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.960                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.420 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.250 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.040 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.930 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.32                                                 
REMARK   3   BSOL        : 48.77                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : AA.PARAM                                       
REMARK   3  PARAMETER FILE  2  : NULL                                           
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : DNA-RNA.TOP                                    
REMARK   3  TOPOLOGY FILE  3   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3ISB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-AUG-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000054803.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 29-MAY-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU MICROMAX-007 HF             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : VIRAMAX                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU SATURN 92                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 30271                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
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     (%) : 99.3                               
REMARK 200  DATA REDUNDANCY                : 1.900                              
REMARK 200  R MERGE                    (I) : 0.13000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 6.7000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.07                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 96.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.90                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.55700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: PDB ENTRY 1BPX                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.50                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 50 MM IMIDAZOLE PH 7.5, 350 MM SODIUM    
REMARK 280  ACETATE, 18% PEG 3350, VAPOR DIFFUSION, SITTING DROP,               
REMARK 280  TEMPERATURE 291K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       39.62000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 300 REMARK: THE BIOLOGICAL ASSEMBLY IS THE MONOMERIC COMPLEX             
REMARK 300 REPRESENTED BY THE ENTIRE CONTENTS OF THE ASYMMETRIC UNIT. THE       
REMARK 300 SOFTWARE-GENERATED WORD 'TETRAMERIC' IN REMARK 350 IS A POLYMERIC    
REMARK 300 COUNT.                                                               
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: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3570 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 21460 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -20.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, T, P, D                            
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     MET A     1                                                      
REMARK 465     SER A     2                                                      
REMARK 465     LYS A     3                                                      
REMARK 465     ARG A     4                                                      
REMARK 465     LYS A     5                                                      
REMARK 465     ALA A     6                                                      
REMARK 465     THR A   205                                                      
REMARK 465     LYS A   206                                                      
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     GLN A   8    CG   CD   OE1  NE2                                  
REMARK 470     GLU A   9    CG   CD   OE1  OE2                                  
REMARK 470     GLU A 203    CG   CD   OE1  OE2                                  
REMARK 470     GLN A 207    CG   CD   OE1  NE2                                  
REMARK 470     LYS A 244    CG   CD   CE   NZ                                   
REMARK 470     ASN A 245    CG   OD1  ND2                                       
REMARK 470     ASP A 246    CG   OD1  OD2                                       
REMARK 470     GLU A 247    CG   CD   OE1  OE2                                  
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     DG D   1   P      DG D   1   OP3    -0.085                       
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    GLN A   8      136.11    -39.80                                   
REMARK 500    PRO A  50       46.52    -87.32                                   
REMARK 500    ASN A 128       54.67   -119.56                                   
REMARK 500    ASP A 170      114.57   -161.48                                   
REMARK 500    CYS A 178     -144.92   -102.41                                   
REMARK 500    ASP A 190     -173.18   -171.99                                   
REMARK 500    LYS A 244       13.95    -59.68                                   
REMARK 500    ASN A 245      -29.46     78.74                                   
REMARK 500    SER A 275     -179.65    -68.44                                   
REMARK 500    GLU A 288        3.94    -63.70                                   
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                              NA A 402  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 LYS A  60   O                                                      
REMARK 620 2 LEU A  62   O    85.0                                              
REMARK 620 3 VAL A  65   O    95.8  91.9                                        
REMARK 620 4 HOH A 690   O    83.1  79.6 171.5                                  
REMARK 620 5  DC D   3   OP1 167.6  87.4  94.2  85.9                            
REMARK 620 6 HOH D   6   O   100.1 161.4 105.3  83.2  84.2                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA A 401  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 THR A 101   O                                                      
REMARK 620 2 VAL A 103   O    92.7                                              
REMARK 620 3 ILE A 106   O    95.5  85.5                                        
REMARK 620 4  DG P   9   OP1 167.6  95.7  94.2                                  
REMARK 620 5 HOH P  11   O    86.4  95.1 177.9  83.8                            
REMARK 620 6 HOH P  12   O    80.7 172.1  90.6  91.5  89.0                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA A 403  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 THR A 101   O                                                      
REMARK 620 2 HOH A 341   O   106.2                                              
REMARK 620 3 HOH A 566   O    83.1  80.4                                        
REMARK 620 4 HOH A 687   O   174.0  73.6 102.7                                  
REMARK 620 5 HOH P  11   O    80.3  89.7 157.5  93.7                            
REMARK 620 6 HOH P  12   O    75.0 178.6 100.6 105.1  89.7                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA A 404  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 SER A 171   OG                                                     
REMARK 620 2 HOH A 568   O    98.1                                              
REMARK 620 3 HOH A 722   O    98.9  90.6                                        
REMARK 620 N                    1     2                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 401                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 402                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 403                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 404                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 P 405                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1BPX   RELATED DB: PDB                                   
REMARK 900 DNA POLYMERASE BETA/DNA COMPLEX                                      
REMARK 900 RELATED ID: 3ISC   RELATED DB: PDB                                   
REMARK 900 BINARY COMPLEX OF HUMAN DNA POLYMERASE BETA WITH AN ABASIC SITE      
REMARK 900 (THF) IN THE GAPPED DNA                                              
REMARK 900 RELATED ID: 3ISD   RELATED DB: PDB                                   
REMARK 900 TERNARY COMPLEX OF HUMAN DNA POLYMERASE BETA WITH AN ABASIC SITE     
REMARK 900 (THF): DAPCPP MISMATCH                                               
DBREF  3ISB A    1   335  UNP    P06746   DPOLB_HUMAN      1    335             
DBREF  3ISB T    1    16  PDB    3ISB     3ISB             1     16             
DBREF  3ISB P    1    10  PDB    3ISB     3ISB             1     10             
DBREF  3ISB D    1     5  PDB    3ISB     3ISB             1      5             
SEQRES   1 A  335  MET SER LYS ARG LYS ALA PRO GLN GLU THR LEU ASN GLY          
SEQRES   2 A  335  GLY ILE THR ASP MET LEU THR GLU LEU ALA ASN PHE GLU          
SEQRES   3 A  335  LYS ASN VAL SER GLN ALA ILE HIS LYS TYR ASN ALA TYR          
SEQRES   4 A  335  ARG LYS ALA ALA SER VAL ILE ALA LYS TYR PRO HIS LYS          
SEQRES   5 A  335  ILE LYS SER GLY ALA GLU ALA LYS LYS LEU PRO GLY VAL          
SEQRES   6 A  335  GLY THR LYS ILE ALA GLU LYS ILE ASP GLU PHE LEU ALA          
SEQRES   7 A  335  THR GLY LYS LEU ARG LYS LEU GLU LYS ILE ARG GLN ASP          
SEQRES   8 A  335  ASP THR SER SER SER ILE ASN PHE LEU THR ARG VAL SER          
SEQRES   9 A  335  GLY ILE GLY PRO SER ALA ALA ARG LYS PHE VAL ASP GLU          
SEQRES  10 A  335  GLY ILE LYS THR LEU GLU ASP LEU ARG LYS ASN GLU ASP          
SEQRES  11 A  335  LYS LEU ASN HIS HIS GLN ARG ILE GLY LEU LYS TYR PHE          
SEQRES  12 A  335  GLY ASP PHE GLU LYS ARG ILE PRO ARG GLU GLU MET LEU          
SEQRES  13 A  335  GLN MET GLN ASP ILE VAL LEU ASN GLU VAL LYS LYS VAL          
SEQRES  14 A  335  ASP SER GLU TYR ILE ALA THR VAL CYS GLY SER PHE ARG          
SEQRES  15 A  335  ARG GLY ALA GLU SER SER GLY ASP MET ASP VAL LEU LEU          
SEQRES  16 A  335  THR HIS PRO SER PHE THR SER GLU SER THR LYS GLN PRO          
SEQRES  17 A  335  LYS LEU LEU HIS GLN VAL VAL GLU GLN LEU GLN LYS VAL          
SEQRES  18 A  335  HIS PHE ILE THR ASP THR LEU SER LYS GLY GLU THR LYS          
SEQRES  19 A  335  PHE MET GLY VAL CYS GLN LEU PRO SER LYS ASN ASP GLU          
SEQRES  20 A  335  LYS GLU TYR PRO HIS ARG ARG ILE ASP ILE ARG LEU ILE          
SEQRES  21 A  335  PRO LYS ASP GLN TYR TYR CYS GLY VAL LEU TYR PHE THR          
SEQRES  22 A  335  GLY SER ASP ILE PHE ASN LYS ASN MET ARG ALA HIS ALA          
SEQRES  23 A  335  LEU GLU LYS GLY PHE THR ILE ASN GLU TYR THR ILE ARG          
SEQRES  24 A  335  PRO LEU GLY VAL THR GLY VAL ALA GLY GLU PRO LEU PRO          
SEQRES  25 A  335  VAL ASP SER GLU LYS ASP ILE PHE ASP TYR ILE GLN TRP          
SEQRES  26 A  335  LYS TYR ARG GLU PRO LYS ASP ARG SER GLU                      
SEQRES   1 T   16   DC  DC  DG  DA  DC  DG  DG  DC  DG  DC  DA  DT  DC          
SEQRES   2 T   16   DA  DG  DC                                                  
SEQRES   1 P   10   DG  DC  DT  DG  DA  DT  DG  DC  DG  DC                      
SEQRES   1 D    5   DG  DT  DC  DG  DG                                          
HET     NA  A 401       1                                                       
HET     NA  A 402       1                                                       
HET     NA  A 403       1                                                       
HET     NA  A 404       1                                                       
HET    SO4  P 405       5                                                       
HETNAM      NA SODIUM ION                                                       
HETNAM     SO4 SULFATE ION                                                      
FORMUL   5   NA    4(NA 1+)                                                     
FORMUL   9  SO4    O4 S 2-                                                      
FORMUL  10  HOH   *554(H2 O)                                                    
HELIX    1   1 ASN A   12  VAL A   29  1                                  18    
HELIX    2   2 ALA A   32  LYS A   48  1                                  17    
HELIX    3   3 SER A   55  LYS A   61  1                                   7    
HELIX    4   4 GLY A   66  GLY A   80  1                                  15    
HELIX    5   5 LEU A   82  GLN A   90  1                                   9    
HELIX    6   6 ASP A   91  THR A  101  1                                  11    
HELIX    7   7 GLY A  107  GLU A  117  1                                  11    
HELIX    8   8 THR A  121  ASN A  128  1                                   8    
HELIX    9   9 GLU A  129  LEU A  132  5                                   4    
HELIX   10  10 ASN A  133  TYR A  142  1                                  10    
HELIX   11  11 TYR A  142  GLU A  147  1                                   6    
HELIX   12  12 ARG A  152  ASP A  170  1                                  19    
HELIX   13  13 CYS A  178  GLY A  184  1                                   7    
HELIX   14  14 LYS A  209  VAL A  221  1                                  13    
HELIX   15  15 PRO A  261  PHE A  272  1                                  12    
HELIX   16  16 SER A  275  GLU A  288  1                                  14    
HELIX   17  17 SER A  315  ILE A  323  1                                   9    
HELIX   18  18 GLU A  329  ARG A  333  5                                   5    
SHEET    1   A 2 ILE A 150  PRO A 151  0                                        
SHEET    2   A 2 SER A 187  SER A 188 -1  O  SER A 188   N  ILE A 150           
SHEET    1   B 5 ILE A 174  VAL A 177  0                                        
SHEET    2   B 5 MET A 191  THR A 196 -1  O  LEU A 194   N  THR A 176           
SHEET    3   B 5 ARG A 253  LEU A 259  1  O  ARG A 258   N  LEU A 195           
SHEET    4   B 5 LYS A 234  CYS A 239 -1  N  CYS A 239   O  ARG A 253           
SHEET    5   B 5 ILE A 224  LYS A 230 -1  N  LEU A 228   O  MET A 236           
SHEET    1   C 2 PHE A 291  ILE A 293  0                                        
SHEET    2   C 2 ILE A 298  PRO A 300 -1  O  ARG A 299   N  THR A 292           
LINK         O   LYS A  60                NA    NA A 402     1555   1555  2.26  
LINK         O   LEU A  62                NA    NA A 402     1555   1555  2.82  
LINK         O   VAL A  65                NA    NA A 402     1555   1555  2.12  
LINK         O   THR A 101                NA    NA A 401     1555   1555  2.28  
LINK         O   THR A 101                NA    NA A 403     1555   1555  2.60  
LINK         O   VAL A 103                NA    NA A 401     1555   1555  2.52  
LINK         O   ILE A 106                NA    NA A 401     1555   1555  2.42  
LINK         OG  SER A 171                NA    NA A 404     1555   1555  2.27  
LINK         O   HOH A 341                NA    NA A 403     1555   1555  2.67  
LINK        NA    NA A 401                 OP1  DG P   9     1555   1555  2.40  
LINK        NA    NA A 401                 O   HOH P  11     1555   1555  2.69  
LINK        NA    NA A 401                 O   HOH P  12     1555   1555  2.44  
LINK        NA    NA A 402                 O   HOH A 690     1555   1555  2.89  
LINK        NA    NA A 402                 OP1  DC D   3     1555   1555  2.68  
LINK        NA    NA A 402                 O   HOH D   6     1555   1555  2.20  
LINK        NA    NA A 403                 O   HOH A 566     1555   1555  2.49  
LINK        NA    NA A 403                 O   HOH A 687     1555   1555  2.62  
LINK        NA    NA A 403                 O   HOH P  11     1555   1555  2.69  
LINK        NA    NA A 403                 O   HOH P  12     1555   1555  2.41  
LINK        NA    NA A 404                 O   HOH A 568     1555   1555  2.15  
LINK        NA    NA A 404                 O   HOH A 722     1555   1555  2.13  
CISPEP   1 GLY A  274    SER A  275          0         0.47                     
SITE     1 AC1  7 THR A 101  VAL A 103  ILE A 106   NA A 403                    
SITE     2 AC1  7  DG P   9  HOH P  11  HOH P  12                               
SITE     1 AC2  6 LYS A  60  LEU A  62  VAL A  65  HOH A 690                    
SITE     2 AC2  6  DC D   3  HOH D   6                                          
SITE     1 AC3  7 THR A 101  HOH A 341   NA A 401  HOH A 566                    
SITE     2 AC3  7 HOH A 687  HOH P  11  HOH P  12                               
SITE     1 AC4  6 SER A  30  SER A 171  HOH A 568  HOH A 683                    
SITE     2 AC4  6 HOH A 722  HOH A 724                                          
SITE     1 AC5  9  DT P   6   DG P   7   DC P   8  HOH P  35                    
SITE     2 AC5  9 HOH P  64  HOH P 450   DC T   8   DG T   9                    
SITE     3 AC5  9 HOH T 390                                                     
CRYST1   54.380   79.240   54.880  90.00 105.49  90.00 P 1 21 1      2          
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      0.018389  0.000000  0.005096        0.00000                         
SCALE2      0.000000  0.012620  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.018908        0.00000