PDB Short entry for 1L2B
HEADER    HYDROLASE/DNA                           20-FEB-02   1L2B              
TITLE     MUTM (FPG) DNA END-PRODUCT STRUCTURE                                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 5'-                                                        
COMPND   3 D(*AP*GP*GP*TP*AP*GP*AP*CP*CP*TP*GP*GP*AP*CP*GP*C)-3';               
COMPND   4 CHAIN: B;                                                            
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: 5'-D(*TP*GP*CP*GP*TP*CP*C*(AD2))-3';                       
COMPND   8 CHAIN: C;                                                            
COMPND   9 ENGINEERED: YES;                                                     
COMPND  10 MOL_ID: 3;                                                           
COMPND  11 MOLECULE: 5'-D(P*GP*TP*CP*TP*AP*CP*C)-3';                            
COMPND  12 CHAIN: D;                                                            
COMPND  13 ENGINEERED: YES;                                                     
COMPND  14 MOL_ID: 4;                                                           
COMPND  15 MOLECULE: MUTM;                                                      
COMPND  16 CHAIN: A;                                                            
COMPND  17 SYNONYM: FPG;                                                        
COMPND  18 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: GEOBACILLUS STEAROTHERMOPHILUS;                 
SOURCE   9 ORGANISM_TAXID: 1422;                                                
SOURCE  10 GENE: MUTM;                                                          
SOURCE  11 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  12 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    DNA REPAIR, DNA GLYCOSYLASE, ZINC FINGER, HYDROLASE/DNA               
KEYWDS   2 COMPLEX                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.C.FROMME,G.L.VERDINE                                                
REVDAT   3   24-FEB-09 1L2B    1       VERSN                                    
REVDAT   2   21-JUN-02 1L2B    1       JRNL                                     
REVDAT   1   14-JUN-02 1L2B    0                                                
JRNL        AUTH   J.C.FROMME,G.L.VERDINE                                       
JRNL        TITL   STRUCTURAL INSIGHTS INTO LESION RECOGNITION AND              
JRNL        TITL 2 REPAIR BY THE BACTERIAL 8-OXOGUANINE DNA                     
JRNL        TITL 3 GLYCOSYLASE MUTM.                                            
JRNL        REF    NAT.STRUCT.BIOL.              V.   9   544 2002              
JRNL        REFN                   ISSN 1072-8368                               
JRNL        PMID   12055620                                                     
REMARK   1                                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.40 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.0                                              
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) : 2.40                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 67.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 12356                          
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) : 0.209                           
REMARK   3   FREE R VALUE                     : 0.265                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 1266                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 10                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.40                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.49                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 45.80                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2236                       
REMARK   3   BIN FREE R VALUE                    : 0.2740                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.00                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 92                           
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1986                                    
REMARK   3   NUCLEIC ACID ATOMS       : 475                                     
REMARK   3   HETEROGEN ATOMS          : 1                                       
REMARK   3   SOLVENT ATOMS            : 123                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 41.70                          
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  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.29                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.24                            
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) : 0.37                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.28                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.25                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 23.01                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
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  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1L2B COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-MAR-02.                  
REMARK 100 THE RCSB ID CODE IS RCSB015575.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 26-JAN-02                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : CHESS                              
REMARK 200  BEAMLINE                       : A1                                 
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 210                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 12648                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.400                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 84.6                               
REMARK 200  DATA REDUNDANCY                : 2.000                              
REMARK 200  R MERGE                    (I) : 0.10100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 8.7000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.49                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 82.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.90                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.44500                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: 1L1T                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 57.94                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.76                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, MAGNESIUM ACETATE,             
REMARK 280  CACODYLATE, PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE      
REMARK 280  295K                                                                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-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       22.58950            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       52.50200            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       47.25900            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       52.50200            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       22.58950            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       47.25900            
REMARK 290   SMTRY3   4  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 APPLY THE FOLLOWING TO CHAINS: B, C, D, A                            
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465      DA B    -1                                                      
REMARK 465      DG B     0                                                      
REMARK 465      DG B    13                                                      
REMARK 465      DC B    14                                                      
REMARK 465      DT C    10                                                      
REMARK 465      DG C    11                                                      
REMARK 465      DC C    12                                                      
REMARK 465      DC D    25                                                      
REMARK 465     MET A     1                                                      
REMARK 465     THR A   224                                                      
REMARK 465     TYR A   225                                                      
REMARK 465     VAL A   226                                                      
REMARK 465     ASN A   227                                                      
REMARK 465     THR A   228                                                      
REMARK 465     GLN A   229                                                      
REMARK 465     GLY A   230                                                      
REMARK 465     GLU A   231                                                      
REMARK 465     ALA A   232                                                      
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     ARG A  12    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG A  38    CB   CG   CD   NE   CZ   NH1  NH2                   
REMARK 470     GLU A  41    CG   CD   OE1  OE2                                  
REMARK 470     ARG A  68    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG A  80    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU A 123    CG   CD   OE1  OE2                                  
REMARK 470     GLU A 124    CG   CD   OE1  OE2                                  
REMARK 470     ARG A 127    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU A 133    CG   CD   OE1  OE2                                  
REMARK 470     VAL A 147    CG1  CG2                                            
REMARK 470     GLU A 150    CG   CD   OE1  OE2                                  
REMARK 470     VAL A 153    CG1  CG2                                            
REMARK 470     LYS A 154    CG   CD   CE   NZ                                   
REMARK 470     LYS A 156    CB   CG   CD   CE   NZ                              
REMARK 470     SER A 197    OG                                                  
REMARK 470     LYS A 198    CG   CD   CE   NZ                                   
REMARK 470     GLU A 201    CG   CD   OE1  OE2                                  
REMARK 470     GLU A 205    CD   OE1  OE2                                       
REMARK 470     MET A 216    CG   SD   CE                                        
REMARK 470     LYS A 217    CD   CE   NZ                                        
REMARK 470     ARG A 223    CB   CG   CD   NE   CZ   NH1  NH2                   
REMARK 470     ASN A 247    ND2                                                 
REMARK 470     ARG A 274    CG   CD   NE   CZ   NH1  NH2                        
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  19   P      DG D  19   OP3    -0.081                       
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    GLU A   3     -167.72   -121.43                                   
REMARK 500    TRP A  30       80.85   -152.44                                   
REMARK 500    LEU A  66     -139.59    -99.52                                   
REMARK 500    ARG A  76     -125.05     50.68                                   
REMARK 500    ASP A 110      102.77   -164.60                                   
REMARK 500    LEU A 139       30.92    -94.60                                   
REMARK 500    LYS A 154       34.91   -140.63                                   
REMARK 500    ARG A 157      159.36    -44.18                                   
REMARK 500    THR A 259     -142.76   -119.86                                   
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                              ZN A 300  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 249   SG                                                     
REMARK 620 2 CYS A 269   SG  105.1                                              
REMARK 620 3 CYS A 272   SG  112.3 123.5                                        
REMARK 620 4 CYS A 252   SG  102.2  96.8 114.0                                  
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 ZN A 300                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1L1T   RELATED DB: PDB                                   
REMARK 900 1L1T IS MUTM (FPG) BOUND TO ABASIC-SITE CONTAINING DNA               
REMARK 900 RELATED ID: 1L1Z   RELATED DB: PDB                                   
REMARK 900 1L1Z IS MUTM (FPG) COVALENT-DNA INTERMEDIATE                         
REMARK 900 RELATED ID: 1L2C   RELATED DB: PDB                                   
REMARK 900 1L2C IS MUTM (FPG)-DNA ESTRANGED THYMINE MISMATCH                    
REMARK 900 RECOGNITION COMPLEX                                                  
REMARK 900 RELATED ID: 1L2D   RELATED DB: PDB                                   
REMARK 900 1L2D IS MUTM (FPG) - DNA ESTRANGED GUANINE MISMATCH                  
REMARK 900 RECOGNITION COMPLEX                                                  
DBREF  1L2B B   -1    14  PDB    1L2B     1L2B            -1     14             
DBREF  1L2B C   10    17  PDB    1L2B     1L2B            10     17             
DBREF  1L2B D   19    25  PDB    1L2B     1L2B            19     25             
DBREF  1L2B A    1   274  PDB    1L2B     1L2B             1    274             
SEQRES   1 B   16   DA  DG  DG  DT  DA  DG  DA  DC  DC  DT  DG  DG  DA          
SEQRES   2 B   16   DC  DG  DC                                                  
SEQRES   1 C    8   DT  DG  DC  DG  DT  DC  DC AD2                              
SEQRES   1 D    7   DG  DT  DC  DT  DA  DC  DC                                  
SEQRES   1 A  274  MET PRO GLU LEU PRO GLU VAL GLU THR ILE ARG ARG THR          
SEQRES   2 A  274  LEU LEU PRO LEU ILE VAL GLY LYS THR ILE GLU ASP VAL          
SEQRES   3 A  274  ARG ILE PHE TRP PRO ASN ILE ILE ARG HIS PRO ARG ASP          
SEQRES   4 A  274  SER GLU ALA PHE ALA ALA ARG MET ILE GLY GLN THR VAL          
SEQRES   5 A  274  ARG GLY LEU GLU ARG ARG GLY LYS PHE LEU LYS PHE LEU          
SEQRES   6 A  274  LEU ASP ARG ASP ALA LEU ILE SER HIS LEU ARG MET GLU          
SEQRES   7 A  274  GLY ARG TYR ALA VAL ALA SER ALA LEU GLU PRO LEU GLU          
SEQRES   8 A  274  PRO HIS THR HIS VAL VAL PHE CYS PHE THR ASP GLY SER          
SEQRES   9 A  274  GLU LEU ARG TYR ARG ASP VAL ARG LYS PHE GLY THR MET          
SEQRES  10 A  274  HIS VAL TYR ALA LYS GLU GLU ALA ASP ARG ARG PRO PRO          
SEQRES  11 A  274  LEU ALA GLU LEU GLY PRO GLU PRO LEU SER PRO ALA PHE          
SEQRES  12 A  274  SER PRO ALA VAL LEU ALA GLU ARG ALA VAL LYS THR LYS          
SEQRES  13 A  274  ARG SER VAL LYS ALA LEU LEU LEU ASP GLN THR VAL VAL          
SEQRES  14 A  274  ALA GLY PHE GLY ASN ILE TYR VAL ASP GLU SER LEU PHE          
SEQRES  15 A  274  ARG ALA GLY ILE LEU PRO GLY ARG PRO ALA ALA SER LEU          
SEQRES  16 A  274  SER SER LYS GLU ILE GLU ARG LEU HIS GLU GLU MET VAL          
SEQRES  17 A  274  ALA THR ILE GLY GLU ALA VAL MET LYS GLY GLY SER THR          
SEQRES  18 A  274  VAL ARG THR TYR VAL ASN THR GLN GLY GLU ALA GLY THR          
SEQRES  19 A  274  PHE GLN HIS HIS LEU TYR VAL TYR GLY ARG GLN GLY ASN          
SEQRES  20 A  274  PRO CYS LYS ARG CYS GLY THR PRO ILE GLU LYS THR VAL          
SEQRES  21 A  274  VAL ALA GLY ARG GLY THR HIS TYR CYS PRO ARG CYS GLN          
SEQRES  22 A  274  ARG                                                          
MODRES 1L2B AD2 C   17   DA  2'-DEOXY-ADENOSINE-3'-5'-DIPHOSPHATE               
HET    AD2  C  17      25                                                       
HET     ZN  A 300       1                                                       
HETNAM     AD2 2'-DEOXY-ADENOSINE-3'-5'-DIPHOSPHATE                             
HETNAM      ZN ZINC ION                                                         
FORMUL   2  AD2    C10 H15 N5 O9 P2                                             
FORMUL   5   ZN    ZN 2+                                                        
FORMUL   6  HOH   *123(H2 O)                                                    
HELIX    1   1 GLU A    3  VAL A   19  1                                  17    
HELIX    2   2 TRP A   30  ASN A   32  5                                   3    
HELIX    3   3 ASP A   39  ILE A   48  1                                  10    
HELIX    4   6 SER A  158  ASP A  165  1                                   8    
HELIX    5   7 GLY A  173  ALA A  184  1                                  12    
HELIX    6   8 PRO A  191  LEU A  195  5                                   5    
HELIX    7  10 THR A  234  LEU A  239  5                                   6    
SHEET    1   A 4 ILE A  23  ILE A  28  0                                        
SHEET    2   A 4 THR A  94  PHE A 100 -1  O  VAL A  97   N  ARG A  27           
SHEET    3   A 4 SER A 104  ARG A 109 -1  O  TYR A 108   N  VAL A  96           
SHEET    1   B 5 ILE A  34  HIS A  36  0                                        
SHEET    2   B 5 THR A 116  ALA A 121  1  O  MET A 117   N  HIS A  36           
SHEET    3   B 5 ASP A  69  HIS A  74 -1  N  ILE A  72   O  HIS A 118           
SHEET    4   B 5 PHE A  61  LEU A  65 -1  N  LEU A  62   O  SER A  73           
SHEET    5   B 5 GLY A  54  ARG A  58 -1  N  GLU A  56   O  LYS A  63           
SHEET    1   C 2 GLU A 257  VAL A 261  0                                        
SHEET    2   C 2 ARG A 264  TYR A 268 -1  O  TYR A 268   N  GLU A 257           
LINK         P1  AD2 C  17                 O3'  DC C  16     1555   1555  1.61  
LINK        ZN    ZN A 300                 SG  CYS A 249     1555   1555  2.54  
LINK        ZN    ZN A 300                 SG  CYS A 269     1555   1555  2.39  
LINK        ZN    ZN A 300                 SG  CYS A 272     1555   1555  2.30  
LINK        ZN    ZN A 300                 SG  CYS A 252     1555   1555  2.38  
CISPEP   1 HIS A   36    PRO A   37          0        -0.42                     
CISPEP   2 PRO A  129    PRO A  130          0         0.09                     
SITE     1 AC1  4 CYS A 249  CYS A 252  CYS A 269  CYS A 272                    
CRYST1   45.179   94.518  105.004  90.00  90.00  90.00 P 21 21 21    4          
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      0.022134  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010580  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009523        0.00000