PDB Short entry for 4NLK
HEADER    TRANSFERASE, LYASE/DNA                  14-NOV-13   4NLK              
TITLE     STRUCTURE OF HUMAN DNA POLYMERASE BETA COMPLEXED WITH 8BRG IN THE     
TITLE    2 TEMPLATE BASE-PAIRED WITH INCOMING NON-HYDROLYZABLE CTP              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 5'-D(*CP*CP*GP*AP*CP*(BGM)P*TP*CP*GP*CP*AP*TP*CP*AP*GP*C)- 
COMPND   3 3';                                                                  
COMPND   4 CHAIN: T;                                                            
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 OTHER_DETAILS: TEMPLATE;                                             
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: 5'-D(*GP*CP*TP*GP*AP*TP*GP*CP*GP*A)-3';                    
COMPND   9 CHAIN: P;                                                            
COMPND  10 ENGINEERED: YES;                                                     
COMPND  11 OTHER_DETAILS: UP PRIMER;                                            
COMPND  12 MOL_ID: 3;                                                           
COMPND  13 MOLECULE: 5'-D(P*GP*TP*CP*GP*G)-3';                                  
COMPND  14 CHAIN: D;                                                            
COMPND  15 ENGINEERED: YES;                                                     
COMPND  16 OTHER_DETAILS: DOWN PRIMER;                                          
COMPND  17 MOL_ID: 4;                                                           
COMPND  18 MOLECULE: DNA POLYMERASE BETA;                                       
COMPND  19 CHAIN: A;                                                            
COMPND  20 EC: 2.7.7.7, 4.2.99.-;                                               
COMPND  21 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 MOL_ID: 2;                                                           
SOURCE   4 SYNTHETIC: YES;                                                      
SOURCE   5 MOL_ID: 3;                                                           
SOURCE   6 SYNTHETIC: YES;                                                      
SOURCE   7 MOL_ID: 4;                                                           
SOURCE   8 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   9 ORGANISM_COMMON: HUMAN;                                              
SOURCE  10 ORGANISM_TAXID: 9606;                                                
SOURCE  11 GENE: POLB;                                                          
SOURCE  12 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  13 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    DNA BINDING, HELIX-TURN-HELIX MOTIF, POLYMERASE FOLD, NUCLEOTIDYL     
KEYWDS   2 TRANSFERASE, NUCLEUS, TRANSFERASE, LYASE-DNA COMPLEX                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.-C.KOAG,K.MIN,A.F.MONZINGO,S.LEE                                    
REVDAT   3   19-MAR-14 4NLK    1       JRNL                                     
REVDAT   2   12-FEB-14 4NLK    1       JRNL                                     
REVDAT   1   22-JAN-14 4NLK    0                                                
JRNL        AUTH   M.C.KOAG,K.MIN,S.LEE                                         
JRNL        TITL   STRUCTURAL BASIS FOR PROMUTAGENICITY OF 8-HALOGENATED        
JRNL        TITL 2 GUANINE.                                                     
JRNL        REF    J.BIOL.CHEM.                  V. 289  6289 2014              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   24425881                                                     
JRNL        DOI    10.1074/JBC.M113.537803                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.49 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.6.0117                                      
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                               
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.49                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 53.01                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 95.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 14227                          
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 + TEST SET) : 0.197                           
REMARK   3   R VALUE            (WORKING SET) : 0.194                           
REMARK   3   FREE R VALUE                     : 0.270                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 715                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.49                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.56                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 743                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 74.20                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3070                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 48                           
REMARK   3   BIN FREE R VALUE                    : 0.3170                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2608                                    
REMARK   3   NUCLEIC ACID ATOMS       : 633                                     
REMARK   3   HETEROGEN ATOMS          : 32                                      
REMARK   3   SOLVENT ATOMS            : 66                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 34.00                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 1.54000                                              
REMARK   3    B22 (A**2) : -0.29000                                             
REMARK   3    B33 (A**2) : -0.61000                                             
REMARK   3    B12 (A**2) : -0.00000                                             
REMARK   3    B13 (A**2) : 1.03000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 2.304         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.345         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.242         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 11.054        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.938                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.864                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3394 ; 0.011 ; 0.018       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4707 ; 1.659 ; 1.854       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   325 ; 6.055 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   125 ;38.606 ;24.240       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   506 ;17.438 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    18 ;20.224 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   488 ; 0.099 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2325 ; 0.007 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN USED IF PRESENT IN    
REMARK   3  THE INPUT                                                           
REMARK   4                                                                      
REMARK   4 4NLK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-NOV-13.                  
REMARK 100 THE RCSB ID CODE IS RCSB083355.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 03-JUL-13                          
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                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : AREA DETECTOR                      
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV++                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 14564                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.494                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 53.010                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.49                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.05                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.28                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 14-23% PEG3400, 350 MM SODIUM ACETATE,   
REMARK 280  50 MM IMIDAZOLE, PH 7.5, VAPOR DIFFUSION, SITTING DROP              
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       39.85300            
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 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: 5710 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 19880 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -71.0 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     PRO A     7                                                      
REMARK 465     GLN A     8                                                      
REMARK 465     GLU A     9                                                      
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     LYS A 248    CG   CD   CE   NZ                                   
REMARK 470     VAL A 303    CG1  CG2                                            
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   N    LYS A   244     OE2  GLU A   247              1.48            
REMARK 500   CA   LYS A   244     OE2  GLU A   247              1.81            
REMARK 500   CB   LYS A   244     OE2  GLU A   247              1.90            
REMARK 500   CB   ASP A   160     O    HOH A   518              1.91            
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     DG D   1   P      DG D   1   OP3    -0.124                       
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     DC T  10   C3' -  O3' -  P   ANGL. DEV. =  11.1 DEGREES          
REMARK 500     DT T  12   C3' -  O3' -  P   ANGL. DEV. =   9.5 DEGREES          
REMARK 500     DG P   4   C3' -  O3' -  P   ANGL. DEV. =  11.5 DEGREES          
REMARK 500     DC P   8   C3' -  O3' -  P   ANGL. DEV. =   8.4 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    PRO A  50       37.29    -89.05                                   
REMARK 500    CYS A 178     -147.18   -116.34                                   
REMARK 500    ASP A 246      -11.35     79.30                                   
REMARK 500    ASN A 294     -166.58   -118.79                                   
REMARK 500    PRO A 310      123.63    -37.48                                   
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 401  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 0KX A 405   O2G                                                    
REMARK 620 2 ASP A 190   OD1  86.7                                              
REMARK 620 3 0KX A 405   O2A  96.1  97.9                                        
REMARK 620 4 0KX A 405   O1B  80.5 163.4  94.0                                  
REMARK 620 5 ASP A 192   OD2 163.1  94.9 100.4  94.3                            
REMARK 620 6 HOH A 502   O    81.3  77.9 175.1  89.6  82.6                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 402  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 190   OD2                                                    
REMARK 620 2 0KX A 405   O2A  99.7                                              
REMARK 620 3 ASP A 256   OD2  85.8 169.1                                        
REMARK 620 4 ASP A 192   OD1  96.9  88.4  81.6                                  
REMARK 620 5  DA P  10   O3' 152.0 108.2  66.3  81.3                            
REMARK 620 N                    1     2     3     4                             
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  DG P   9   OP1 171.1                                              
REMARK 620 3 ILE A 106   O    87.3  94.6                                        
REMARK 620 4 VAL A 103   O    80.8  91.2  76.0                                  
REMARK 620 5  DG P   9   OP2 136.2  52.6  88.0 139.4                            
REMARK 620 N                    1     2     3     4                             
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  DC D   3   OP1                                                    
REMARK 620 2 LYS A  60   O   164.0                                              
REMARK 620 3 VAL A  65   O    96.4  67.8                                        
REMARK 620 4 LEU A  62   O    91.3  91.4  90.5                                  
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 MG A 401                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG 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 0KX A 405                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1BPX   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3ISB   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4NLN   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4NLZ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4NM1   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4NM2   RELATED DB: PDB                                   
DBREF  4NLK A    7   335  UNP    P06746   DPOLB_HUMAN      7    335             
DBREF  4NLK T    1    16  PDB    4NLK     4NLK             1     16             
DBREF  4NLK P    1    10  PDB    4NLK     4NLK             1     10             
DBREF  4NLK D    1     5  PDB    4NLK     4NLK             1      5             
SEQRES   1 T   16   DC  DC  DG  DA  DC BGM  DT  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  DA                      
SEQRES   1 D    5   DG  DT  DC  DG  DG                                          
SEQRES   1 A  329  PRO GLN GLU THR LEU ASN GLY GLY ILE THR ASP MET LEU          
SEQRES   2 A  329  THR GLU LEU ALA ASN PHE GLU LYS ASN VAL SER GLN ALA          
SEQRES   3 A  329  ILE HIS LYS TYR ASN ALA TYR ARG LYS ALA ALA SER VAL          
SEQRES   4 A  329  ILE ALA LYS TYR PRO HIS LYS ILE LYS SER GLY ALA GLU          
SEQRES   5 A  329  ALA LYS LYS LEU PRO GLY VAL GLY THR LYS ILE ALA GLU          
SEQRES   6 A  329  LYS ILE ASP GLU PHE LEU ALA THR GLY LYS LEU ARG LYS          
SEQRES   7 A  329  LEU GLU LYS ILE ARG GLN ASP ASP THR SER SER SER ILE          
SEQRES   8 A  329  ASN PHE LEU THR ARG VAL SER GLY ILE GLY PRO SER ALA          
SEQRES   9 A  329  ALA ARG LYS PHE VAL ASP GLU GLY ILE LYS THR LEU GLU          
SEQRES  10 A  329  ASP LEU ARG LYS ASN GLU ASP LYS LEU ASN HIS HIS GLN          
SEQRES  11 A  329  ARG ILE GLY LEU LYS TYR PHE GLY ASP PHE GLU LYS ARG          
SEQRES  12 A  329  ILE PRO ARG GLU GLU MET LEU GLN MET GLN ASP ILE VAL          
SEQRES  13 A  329  LEU ASN GLU VAL LYS LYS VAL ASP SER GLU TYR ILE ALA          
SEQRES  14 A  329  THR VAL CYS GLY SER PHE ARG ARG GLY ALA GLU SER SER          
SEQRES  15 A  329  GLY ASP MET ASP VAL LEU LEU THR HIS PRO SER PHE THR          
SEQRES  16 A  329  SER GLU SER THR LYS GLN PRO LYS LEU LEU HIS GLN VAL          
SEQRES  17 A  329  VAL GLU GLN LEU GLN LYS VAL HIS PHE ILE THR ASP THR          
SEQRES  18 A  329  LEU SER LYS GLY GLU THR LYS PHE MET GLY VAL CYS GLN          
SEQRES  19 A  329  LEU PRO SER LYS ASN ASP GLU LYS GLU TYR PRO HIS ARG          
SEQRES  20 A  329  ARG ILE ASP ILE ARG LEU ILE PRO LYS ASP GLN TYR TYR          
SEQRES  21 A  329  CYS GLY VAL LEU TYR PHE THR GLY SER ASP ILE PHE ASN          
SEQRES  22 A  329  LYS ASN MET ARG ALA HIS ALA LEU GLU LYS GLY PHE THR          
SEQRES  23 A  329  ILE ASN GLU TYR THR ILE ARG PRO LEU GLY VAL THR GLY          
SEQRES  24 A  329  VAL ALA GLY GLU PRO LEU PRO VAL ASP SER GLU LYS ASP          
SEQRES  25 A  329  ILE PHE ASP TYR ILE GLN TRP LYS TYR ARG GLU PRO LYS          
SEQRES  26 A  329  ASP ARG SER GLU                                              
MODRES 4NLK BGM T    6   DG                                                     
HET    BGM  T   6      23                                                       
HET     MG  A 401       1                                                       
HET     MG  A 402       1                                                       
HET     NA  A 403       1                                                       
HET     NA  A 404       1                                                       
HET    0KX  A 405      28                                                       
HETNAM     BGM 8-BROMO-2'-DEOXYGUANOSINE-5'-MONOPHOSPHATE                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM      NA SODIUM ION                                                       
HETNAM     0KX 2'-DEOXY-5'-O-[(R)-HYDROXY{[(R)-HYDROXY(PHOSPHONOOXY)            
HETNAM   2 0KX  PHOSPHORYL]AMINO}PHOSPHORYL]CYTIDINE                            
FORMUL   1  BGM    C10 H13 BR N5 O7 P                                           
FORMUL   5   MG    2(MG 2+)                                                     
FORMUL   7   NA    2(NA 1+)                                                     
FORMUL   9  0KX    C9 H17 N4 O12 P3                                             
FORMUL  10  HOH   *66(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  ASP A   91  1                                  10    
HELIX    6   6 ASP A   91  ARG A  102  1                                  12    
HELIX    7   7 GLY A  107  GLU A  117  1                                  11    
HELIX    8   8 THR A  121  LYS A  127  1                                   7    
HELIX    9   9 ASN A  128  LEU A  132  5                                   5    
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  ARG A  183  1                                   6    
HELIX   14  14 LEU A  211  VAL A  221  1                                  11    
HELIX   15  15 PRO A  261  ASP A  263  5                                   3    
HELIX   16  16 GLN A  264  GLY A  274  1                                  11    
HELIX   17  17 SER A  275  LYS A  289  1                                  15    
HELIX   18  18 SER A  315  ILE A  323  1                                   9    
HELIX   19  19 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  PHE A 235   O  ILE A 257           
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         O3'  DC T   5                 P   BGM T   6     1555   1555  1.63  
LINK         O3' BGM T   6                 P    DT T   7     1555   1555  1.60  
LINK        MG    MG A 401                 O2G 0KX A 405     1555   1555  1.93  
LINK         OD1 ASP A 190                MG    MG A 401     1555   1555  1.95  
LINK        MG    MG A 401                 O2A 0KX A 405     1555   1555  1.95  
LINK        MG    MG A 401                 O1B 0KX A 405     1555   1555  1.96  
LINK         OD2 ASP A 190                MG    MG A 402     1555   1555  1.97  
LINK         OD2 ASP A 192                MG    MG A 401     1555   1555  2.03  
LINK         O   THR A 101                NA    NA A 403     1555   1555  2.16  
LINK        MG    MG A 402                 O2A 0KX A 405     1555   1555  2.16  
LINK         OD2 ASP A 256                MG    MG A 402     1555   1555  2.30  
LINK         OP1  DC D   3                NA    NA A 404     1555   1555  2.32  
LINK         OD1 ASP A 192                MG    MG A 402     1555   1555  2.37  
LINK         O   LYS A  60                NA    NA A 404     1555   1555  2.39  
LINK         OP1  DG P   9                NA    NA A 403     1555   1555  2.42  
LINK         O   ILE A 106                NA    NA A 403     1555   1555  2.45  
LINK         O3'  DA P  10                MG    MG A 402     1555   1555  2.61  
LINK         O   VAL A  65                NA    NA A 404     1555   1555  2.64  
LINK         O   LEU A  62                NA    NA A 404     1555   1555  2.77  
LINK         O   VAL A 103                NA    NA A 403     1555   1555  2.94  
LINK         OP2  DG P   9                NA    NA A 403     1555   1555  3.17  
LINK        MG    MG A 401                 O   HOH A 502     1555   1555  2.40  
CISPEP   1 GLY A  274    SER A  275          0        14.62                     
SITE     1 AC1  5 ASP A 190  ASP A 192   MG A 402  0KX A 405                    
SITE     2 AC1  5 HOH A 502                                                     
SITE     1 AC2  6 ASP A 190  ASP A 192  ASP A 256   MG A 401                    
SITE     2 AC2  6 0KX A 405   DA P  10                                          
SITE     1 AC3  4 THR A 101  VAL A 103  ILE A 106   DG P   9                    
SITE     1 AC4  4 LYS A  60  LEU A  62  VAL A  65   DC D   3                    
SITE     1 AC5 21 GLY A 179  SER A 180  ARG A 183  SER A 188                    
SITE     2 AC5 21 GLY A 189  ASP A 190  ASP A 192  TYR A 271                    
SITE     3 AC5 21 PHE A 272  THR A 273  GLY A 274  ASP A 276                    
SITE     4 AC5 21 ASN A 279   MG A 401   MG A 402  HOH A 502                    
SITE     5 AC5 21 HOH A 506  HOH A 522  HOH A 552   DA P  10                    
SITE     6 AC5 21 BGM T   6                                                     
CRYST1   50.807   79.706   55.683  90.00 107.83  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      0.019682  0.000000  0.006329        0.00000                         
SCALE2      0.000000  0.012546  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.018864        0.00000