HEADER    TRANSFERASE/DNA                         31-DEC-04   1YFH              
TITLE     WT HUMAN O6-ALKYLGUANINE-DNA ALKYLTRANSFERASE BOUND TO DNA CONTAINING 
TITLE    2 AN ALKYLATED CYTOSINE                                                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 5'-D(*GP*TP*GP*GP*AP*TP*GP*(XCY)P*GP*TP*GP*TP*AP*GP*GP*T)- 
COMPND   3 3';                                                                  
COMPND   4 CHAIN: D, F;                                                         
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: 5'-D(*CP*CP*TP*AP*CP*AP*CP*AP*CP*AP*TP*CP*CP*AP*CP*A)-3';  
COMPND   8 CHAIN: E, G;                                                         
COMPND   9 ENGINEERED: YES;                                                     
COMPND  10 MOL_ID: 3;                                                           
COMPND  11 MOLECULE: METHYLATED-DNA--PROTEIN-CYSTEINE METHYLTRANSFERASE;        
COMPND  12 CHAIN: A, B, C;                                                      
COMPND  13 SYNONYM: 6-O-METHYLGUANINE-DNA METHYLTRANSFERASE, MGMT, O-6-         
COMPND  14 METHYLGUANINE-DNA-ALKYLTRANSFERASE;                                  
COMPND  15 EC: 2.1.1.63;                                                        
COMPND  16 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 OTHER_DETAILS: OLIGONUCLEOTIDE SYNTHESIZED BY AUTOMATED              
SOURCE   4 PHOSPHORAMIDITE TECHNIQUE CONTAINING UNATURAL BASE;                  
SOURCE   5 MOL_ID: 2;                                                           
SOURCE   6 SYNTHETIC: YES;                                                      
SOURCE   7 OTHER_DETAILS: OLIGONUCLEOTIDE SYNTHESIZED BY AUTOMATED              
SOURCE   8 PHOSPHORAMIDITE TECHNIQUE;                                           
SOURCE   9 MOL_ID: 3;                                                           
SOURCE  10 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  11 ORGANISM_COMMON: HUMAN;                                              
SOURCE  12 ORGANISM_TAXID: 9606;                                                
SOURCE  13 GENE: MGMT;                                                          
SOURCE  14 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21;                            
SOURCE  15 EXPRESSION_SYSTEM_TAXID: 511693;                                     
SOURCE  16 EXPRESSION_SYSTEM_STRAIN: BL21;                                      
SOURCE  17 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  18 EXPRESSION_SYSTEM_PLASMID: PGEX-6P-2                                 
KEYWDS    PROTEIN-DNA COMPLEX, TRANSFERASE-DNA COMPLEX                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.M.DUGUID,P.A.RICE,C.HE                                              
REVDAT   3   23-AUG-23 1YFH    1       REMARK LINK                              
REVDAT   2   24-FEB-09 1YFH    1       VERSN                                    
REVDAT   1   13-DEC-05 1YFH    0                                                
JRNL        AUTH   E.M.DUGUID,P.A.RICE,C.HE                                     
JRNL        TITL   THE STRUCTURE OF THE HUMAN AGT PROTEIN BOUND TO DNA AND ITS  
JRNL        TITL 2 IMPLICATIONS FOR DAMAGE DETECTION.                           
JRNL        REF    J.MOL.BIOL.                   V. 350   657 2005              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   15964013                                                     
JRNL        DOI    10.1016/J.JMB.2005.05.028                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.01 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
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) : 3.01                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 29.17                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 628363.490                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 88.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 17404                          
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) : 0.246                           
REMARK   3   FREE R VALUE                     : 0.286                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.800                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 835                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.010                           
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) : 3.01                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 3.19                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 66.30                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2101                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.4150                       
REMARK   3   BIN FREE R VALUE                    : 0.4770                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 4.30                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 94                           
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.049                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3621                                    
REMARK   3   NUCLEIC ACID ATOMS       : 1316                                    
REMARK   3   HETEROGEN ATOMS          : 3                                       
REMARK   3   SOLVENT ATOMS            : 6                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 76.70                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 13.14000                                             
REMARK   3    B22 (A**2) : -33.90000                                            
REMARK   3    B33 (A**2) : 20.76000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 19.18000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.48                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.85                            
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) : 0.58                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.92                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.009                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.400                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 22.20                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.110                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : GROUP                                     
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 : FLAT MODEL                                           
REMARK   3   KSOL        : 0.31                                                 
REMARK   3   BSOL        : 26.73                                                
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  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  3  : DNA_CSTAR.PARAM                                
REMARK   3  PARAMETER FILE  4  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  3   : DNA_CSTAR.TOP                                  
REMARK   3  TOPOLOGY FILE  4   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1YFH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-JAN-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000031455.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 04-APR-04                          
REMARK 200  TEMPERATURE           (KELVIN) : 200                                
REMARK 200  PH                             : 5.7                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 14-BM-C                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : .900                               
REMARK 200  MONOCHROMATOR                  : BENT GE (111)                      
REMARK 200  OPTICS                         : BENT CONICAL SI-MIRROR (RH         
REMARK 200                                   COATING)                           
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 19448                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.4                               
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) : 3.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 3.09                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.2                               
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: EPMR                                                  
REMARK 200 STARTING MODEL: PDB ENTRY 1T38                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 66.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.64                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, SODIUM CHLORIDE, CITRATE,      
REMARK 280  MAGNESIUM CHLORIDE, PH 5.7, VAPOR DIFFUSION, HANGING DROP,          
REMARK 280  TEMPERATURE 277K                                                    
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       51.35500            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2, 3                                                 
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 DNA BOUND TO MONOMER B IS COMPLETED BY TWO FOLD AXIS -X  
REMARK 300 +1, Y +.5, -Z +2.                                                    
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC                          
REMARK 350 APPLY THE FOLLOWING TO CHAINS: D, E, C                               
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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC                          
REMARK 350 APPLY THE FOLLOWING TO CHAINS: F, G, 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 350                                                                      
REMARK 350 BIOMOLECULE: 3                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
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     ASP A     2                                                      
REMARK 465     LYS A     3                                                      
REMARK 465     ASP A     4                                                      
REMARK 465     LYS A    36                                                      
REMARK 465     GLY A    37                                                      
REMARK 465     THR A    38                                                      
REMARK 465     SER A    39                                                      
REMARK 465     ALA A    40                                                      
REMARK 465     ALA A    41                                                      
REMARK 465     ASP A    42                                                      
REMARK 465     ALA A    43                                                      
REMARK 465     VAL A    44                                                      
REMARK 465     GLU A    45                                                      
REMARK 465     MET B     1                                                      
REMARK 465     ASP B     2                                                      
REMARK 465     LYS B     3                                                      
REMARK 465     ASP B     4                                                      
REMARK 465     LYS B    36                                                      
REMARK 465     GLY B    37                                                      
REMARK 465     THR B    38                                                      
REMARK 465     SER B    39                                                      
REMARK 465     ALA B    40                                                      
REMARK 465     ALA B    41                                                      
REMARK 465     ASP B    42                                                      
REMARK 465     ALA B    43                                                      
REMARK 465     VAL B    44                                                      
REMARK 465     GLU B    45                                                      
REMARK 465     LEU B   176                                                      
REMARK 465     GLY B   177                                                      
REMARK 465     LYS B   178                                                      
REMARK 465     PRO B   179                                                      
REMARK 465     MET C     1                                                      
REMARK 465     ASP C     2                                                      
REMARK 465     LYS C     3                                                      
REMARK 465     ASP C     4                                                      
REMARK 465     LYS C    36                                                      
REMARK 465     GLY C    37                                                      
REMARK 465     THR C    38                                                      
REMARK 465     SER C    39                                                      
REMARK 465     ALA C    40                                                      
REMARK 465     ALA C    41                                                      
REMARK 465     ASP C    42                                                      
REMARK 465     ALA C    43                                                      
REMARK 465     VAL C    44                                                      
REMARK 465     GLU C    45                                                      
REMARK 465     VAL C    46                                                      
REMARK 465     PRO C    47                                                      
REMARK 465     ALA C    48                                                      
REMARK 465     PRO C    49                                                      
REMARK 465     ALA C    50                                                      
REMARK 465     ALA C    51                                                      
REMARK 465     VAL C    52                                                      
REMARK 465     LEU C    53                                                      
REMARK 465     GLY C    54                                                      
REMARK 465     GLY C   156                                                      
REMARK 465     ASN C   157                                                      
REMARK 465     TYR C   158                                                      
REMARK 465     SER C   159                                                      
REMARK 465     GLY C   160                                                      
REMARK 465     LYS C   178                                                      
REMARK 465     PRO C   179                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    CYS A  24     -150.85   -104.24                                   
REMARK 500    GLU A  30      141.98   -171.57                                   
REMARK 500    PRO A  56      164.55    -44.29                                   
REMARK 500    GLN A  72       41.70    174.03                                   
REMARK 500    PRO A  73      -11.98    -48.36                                   
REMARK 500    PRO A  87      -36.40    -39.05                                   
REMARK 500    VAL A 106       98.69    -67.06                                   
REMARK 500    ALA A 127      -47.32    -29.52                                   
REMARK 500    ILE A 141      -44.86     65.80                                   
REMARK 500    PRO A 144       77.89    -53.88                                   
REMARK 500    LEU A 162      -54.46    -25.21                                   
REMARK 500    LYS A 178       74.51   -111.28                                   
REMARK 500    GLU B   6      103.45    -45.78                                   
REMARK 500    CYS B  24     -150.95   -104.61                                   
REMARK 500    GLU B  30      145.03   -170.19                                   
REMARK 500    PRO B  47       68.23    -67.55                                   
REMARK 500    ALA B  48      138.86    -36.63                                   
REMARK 500    PRO B  49      157.10    -43.28                                   
REMARK 500    GLN B  72       36.85   -152.31                                   
REMARK 500    PRO B  73      -26.04    -39.22                                   
REMARK 500    PRO B  87      -35.82    -39.08                                   
REMARK 500    SER B  93      157.27    176.65                                   
REMARK 500    VAL B 105      -73.04    -83.71                                   
REMARK 500    VAL B 106       94.66    -56.69                                   
REMARK 500    ILE B 141      -47.14     69.06                                   
REMARK 500    PRO B 144       75.85    -56.46                                   
REMARK 500    SER B 152       35.74    -91.52                                   
REMARK 500    ASN B 157     -157.34   -102.97                                   
REMARK 500    TYR B 158      139.80    171.36                                   
REMARK 500    THR C  10      136.70   -179.07                                   
REMARK 500    CYS C  24     -147.83   -105.69                                   
REMARK 500    GLU C  30      144.07   -171.35                                   
REMARK 500    GLN C  72       39.65    170.35                                   
REMARK 500    PRO C  73       -3.20    -52.21                                   
REMARK 500    GLU C  77       -8.16    -58.35                                   
REMARK 500    PRO C  87      -30.72    -37.35                                   
REMARK 500    GLN C  91      144.60   -175.11                                   
REMARK 500    VAL C 105      -70.85    -80.82                                   
REMARK 500    VAL C 106       97.47    -64.83                                   
REMARK 500    ALA C 126       32.97    -98.86                                   
REMARK 500    ILE C 141      -47.84     72.09                                   
REMARK 500    PRO C 144       78.92    -54.19                                   
REMARK 500    SER C 151        7.50    -68.98                                   
REMARK 500    ALA C 154      157.87    -47.06                                   
REMARK 500    LEU C 176     -140.38    -97.43                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500     DC G  15         0.07    SIDE CHAIN                              
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 301  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  24   SG                                                     
REMARK 620 2 HIS A  29   NE2 136.4                                              
REMARK 620 3 HIS A  85   ND1  99.1 103.2                                        
REMARK 620 N                    1     2                                         
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B 303  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS B   5   SG                                                     
REMARK 620 2 HIS B  29   NE2  72.9                                              
REMARK 620 3 HIS B  85   ND1  89.9  87.6                                        
REMARK 620 N                    1     2                                         
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN C 302  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS C   5   SG                                                     
REMARK 620 2 CYS C  24   SG  145.1                                              
REMARK 620 3 HIS C  29   NE2  82.8 114.5                                        
REMARK 620 4 HIS C  85   ND1  97.9 113.8  82.2                                  
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 301                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN C 302                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 303                  
DBREF  1YFH A    1   179  UNP    P16455   MGMT_HUMAN       1    179             
DBREF  1YFH B    1   179  UNP    P16455   MGMT_HUMAN       1    179             
DBREF  1YFH C    1   179  UNP    P16455   MGMT_HUMAN       1    179             
DBREF  1YFH D    1    16  PDB    1YFH     1YFH             1     16             
DBREF  1YFH E   15    -1  PDB    1YFH     1YFH            15     -1             
DBREF  1YFH F    1    16  PDB    1YFH     1YFH             1     16             
DBREF  1YFH G   15    -1  PDB    1YFH     1YFH            15     -1             
SEQRES   1 D   16   DG  DT  DG  DG  DA  DT  DG XCY  DG  DT  DG  DT  DA          
SEQRES   2 D   16   DG  DG  DT                                                  
SEQRES   1 E   16   DC  DC  DT  DA  DC  DA  DC  DA  DC  DA  DT  DC  DC          
SEQRES   2 E   16   DA  DC  DA                                                  
SEQRES   1 F   16   DG  DT  DG  DG  DA  DT  DG XCY  DG  DT  DG  DT  DA          
SEQRES   2 F   16   DG  DG  DT                                                  
SEQRES   1 G   16   DC  DC  DT  DA  DC  DA  DC  DA  DC  DA  DT  DC  DC          
SEQRES   2 G   16   DA  DC  DA                                                  
SEQRES   1 A  179  MET ASP LYS ASP CYS GLU MET LYS ARG THR THR LEU ASP          
SEQRES   2 A  179  SER PRO LEU GLY LYS LEU GLU LEU SER GLY CYS GLU GLN          
SEQRES   3 A  179  GLY LEU HIS GLU ILE LYS LEU LEU GLY LYS GLY THR SER          
SEQRES   4 A  179  ALA ALA ASP ALA VAL GLU VAL PRO ALA PRO ALA ALA VAL          
SEQRES   5 A  179  LEU GLY GLY PRO GLU PRO LEU MET GLN CYS THR ALA TRP          
SEQRES   6 A  179  LEU ASN ALA TYR PHE HIS GLN PRO GLU ALA ILE GLU GLU          
SEQRES   7 A  179  PHE PRO VAL PRO ALA LEU HIS HIS PRO VAL PHE GLN GLN          
SEQRES   8 A  179  GLU SER PHE THR ARG GLN VAL LEU TRP LYS LEU LEU LYS          
SEQRES   9 A  179  VAL VAL LYS PHE GLY GLU VAL ILE SER TYR GLN GLN LEU          
SEQRES  10 A  179  ALA ALA LEU ALA GLY ASN PRO LYS ALA ALA ARG ALA VAL          
SEQRES  11 A  179  GLY GLY ALA MET ARG GLY ASN PRO VAL PRO ILE LEU ILE          
SEQRES  12 A  179  PRO CYS HIS ARG VAL VAL CYS SER SER GLY ALA VAL GLY          
SEQRES  13 A  179  ASN TYR SER GLY GLY LEU ALA VAL LYS GLU TRP LEU LEU          
SEQRES  14 A  179  ALA HIS GLU GLY HIS ARG LEU GLY LYS PRO                      
SEQRES   1 B  179  MET ASP LYS ASP CYS GLU MET LYS ARG THR THR LEU ASP          
SEQRES   2 B  179  SER PRO LEU GLY LYS LEU GLU LEU SER GLY CYS GLU GLN          
SEQRES   3 B  179  GLY LEU HIS GLU ILE LYS LEU LEU GLY LYS GLY THR SER          
SEQRES   4 B  179  ALA ALA ASP ALA VAL GLU VAL PRO ALA PRO ALA ALA VAL          
SEQRES   5 B  179  LEU GLY GLY PRO GLU PRO LEU MET GLN CYS THR ALA TRP          
SEQRES   6 B  179  LEU ASN ALA TYR PHE HIS GLN PRO GLU ALA ILE GLU GLU          
SEQRES   7 B  179  PHE PRO VAL PRO ALA LEU HIS HIS PRO VAL PHE GLN GLN          
SEQRES   8 B  179  GLU SER PHE THR ARG GLN VAL LEU TRP LYS LEU LEU LYS          
SEQRES   9 B  179  VAL VAL LYS PHE GLY GLU VAL ILE SER TYR GLN GLN LEU          
SEQRES  10 B  179  ALA ALA LEU ALA GLY ASN PRO LYS ALA ALA ARG ALA VAL          
SEQRES  11 B  179  GLY GLY ALA MET ARG GLY ASN PRO VAL PRO ILE LEU ILE          
SEQRES  12 B  179  PRO CYS HIS ARG VAL VAL CYS SER SER GLY ALA VAL GLY          
SEQRES  13 B  179  ASN TYR SER GLY GLY LEU ALA VAL LYS GLU TRP LEU LEU          
SEQRES  14 B  179  ALA HIS GLU GLY HIS ARG LEU GLY LYS PRO                      
SEQRES   1 C  179  MET ASP LYS ASP CYS GLU MET LYS ARG THR THR LEU ASP          
SEQRES   2 C  179  SER PRO LEU GLY LYS LEU GLU LEU SER GLY CYS GLU GLN          
SEQRES   3 C  179  GLY LEU HIS GLU ILE LYS LEU LEU GLY LYS GLY THR SER          
SEQRES   4 C  179  ALA ALA ASP ALA VAL GLU VAL PRO ALA PRO ALA ALA VAL          
SEQRES   5 C  179  LEU GLY GLY PRO GLU PRO LEU MET GLN CYS THR ALA TRP          
SEQRES   6 C  179  LEU ASN ALA TYR PHE HIS GLN PRO GLU ALA ILE GLU GLU          
SEQRES   7 C  179  PHE PRO VAL PRO ALA LEU HIS HIS PRO VAL PHE GLN GLN          
SEQRES   8 C  179  GLU SER PHE THR ARG GLN VAL LEU TRP LYS LEU LEU LYS          
SEQRES   9 C  179  VAL VAL LYS PHE GLY GLU VAL ILE SER TYR GLN GLN LEU          
SEQRES  10 C  179  ALA ALA LEU ALA GLY ASN PRO LYS ALA ALA ARG ALA VAL          
SEQRES  11 C  179  GLY GLY ALA MET ARG GLY ASN PRO VAL PRO ILE LEU ILE          
SEQRES  12 C  179  PRO CYS HIS ARG VAL VAL CYS SER SER GLY ALA VAL GLY          
SEQRES  13 C  179  ASN TYR SER GLY GLY LEU ALA VAL LYS GLU TRP LEU LEU          
SEQRES  14 C  179  ALA HIS GLU GLY HIS ARG LEU GLY LYS PRO                      
MODRES 1YFH XCY D    8   DC                                                     
MODRES 1YFH XCY F    8   DC                                                     
HET    XCY  D   8      28                                                       
HET    XCY  F   8      28                                                       
HET     ZN  A 301       1                                                       
HET     ZN  B 303       1                                                       
HET     ZN  C 302       1                                                       
HETNAM     XCY {5-[4-{[4-(AMINOMETHYL)BENZYL]AMINO}-2-OXOPYRIMIDIN-             
HETNAM   2 XCY  1(2H)- YL]-3-HYDROXYTETRAHYDROFURAN-2-YL}METHYL                 
HETNAM   3 XCY  DIHYDROGEN PHOSPHATE                                            
HETNAM      ZN ZINC ION                                                         
FORMUL   1  XCY    2(C17 H23 N4 O7 P)                                           
FORMUL   8   ZN    3(ZN 2+)                                                     
FORMUL  11  HOH   *6(H2 O)                                                      
HELIX    1   1 PRO A   56  GLN A   72  1                                  17    
HELIX    2   2 GLU A   74  GLU A   78  5                                   5    
HELIX    3   3 HIS A   86  GLN A   91  1                                   6    
HELIX    4   4 SER A   93  VAL A  106  1                                  14    
HELIX    5   5 TYR A  114  GLY A  122  1                                   9    
HELIX    6   6 ALA A  126  GLY A  136  1                                  11    
HELIX    7   7 GLY A  161  GLU A  172  1                                  12    
HELIX    8   8 PRO B   56  GLN B   72  1                                  17    
HELIX    9   9 PRO B   73  ILE B   76  5                                   4    
HELIX   10  10 HIS B   86  GLN B   91  1                                   6    
HELIX   11  11 SER B   93  VAL B  105  1                                  13    
HELIX   12  12 TYR B  114  GLY B  122  1                                   9    
HELIX   13  13 ALA B  126  ASN B  137  1                                  12    
HELIX   14  14 GLY B  161  GLU B  172  1                                  12    
HELIX   15  15 PRO C   56  GLN C   72  1                                  17    
HELIX   16  16 GLU C   74  PHE C   79  5                                   6    
HELIX   17  17 HIS C   86  GLN C   91  5                                   6    
HELIX   18  18 SER C   93  VAL C  106  1                                  14    
HELIX   19  19 TYR C  114  GLY C  122  1                                   9    
HELIX   20  20 ALA C  126  ASN C  137  1                                  12    
HELIX   21  21 GLY C  161  GLU C  172  1                                  12    
SHEET    1   A 3 LYS A   8  SER A  14  0                                        
SHEET    2   A 3 GLY A  17  GLY A  23 -1  O  GLY A  17   N  SER A  14           
SHEET    3   A 3 LEU A  28  GLY A  35 -1  O  LYS A  32   N  GLU A  20           
SHEET    1   B 2 ILE A 112  SER A 113  0                                        
SHEET    2   B 2 VAL A 148  VAL A 149  1  O  VAL A 149   N  ILE A 112           
SHEET    1   C 4 LEU B  28  LEU B  33  0                                        
SHEET    2   C 4 GLY B  17  GLY B  23 -1  N  GLU B  20   O  LYS B  32           
SHEET    3   C 4 LYS B   8  SER B  14 -1  N  SER B  14   O  GLY B  17           
SHEET    4   C 4 ALA B  50  ALA B  51  1  O  ALA B  50   N  ARG B   9           
SHEET    1   D 2 ILE B 112  SER B 113  0                                        
SHEET    2   D 2 VAL B 148  VAL B 149  1  O  VAL B 149   N  ILE B 112           
SHEET    1   E 3 LYS C   8  SER C  14  0                                        
SHEET    2   E 3 GLY C  17  GLY C  23 -1  O  LEU C  21   N  THR C  10           
SHEET    3   E 3 LEU C  28  GLY C  35 -1  O  LYS C  32   N  GLU C  20           
SHEET    1   F 2 ILE C 112  SER C 113  0                                        
SHEET    2   F 2 VAL C 148  VAL C 149  1  O  VAL C 149   N  ILE C 112           
LINK         O3'  DG D   7                 P   XCY D   8     1555   1555  1.60  
LINK         O3' XCY D   8                 P    DG D   9     1555   1555  1.61  
LINK         O3'  DG F   7                 P   XCY F   8     1555   1555  1.60  
LINK         O3' XCY F   8                 P    DG F   9     1555   1555  1.61  
LINK         SG  CYS A  24                ZN    ZN A 301     1555   1555  2.41  
LINK         NE2 HIS A  29                ZN    ZN A 301     1555   1555  1.90  
LINK         ND1 HIS A  85                ZN    ZN A 301     1555   1555  1.95  
LINK         SG  CYS B   5                ZN    ZN B 303     1555   1555  2.57  
LINK         NE2 HIS B  29                ZN    ZN B 303     1555   1555  2.27  
LINK         ND1 HIS B  85                ZN    ZN B 303     1555   1555  1.97  
LINK         SG  CYS C   5                ZN    ZN C 302     1555   1555  2.19  
LINK         SG  CYS C  24                ZN    ZN C 302     1555   1555  2.09  
LINK         NE2 HIS C  29                ZN    ZN C 302     1555   1555  2.31  
LINK         ND1 HIS C  85                ZN    ZN C 302     1555   1555  1.89  
SITE     1 AC1  5 CYS A   5  MET A   7  CYS A  24  HIS A  29                    
SITE     2 AC1  5 HIS A  85                                                     
SITE     1 AC2  4 CYS C   5  CYS C  24  HIS C  29  HIS C  85                    
SITE     1 AC3  5 CYS B   5  MET B   7  CYS B  24  HIS B  29                    
SITE     2 AC3  5 HIS B  85                                                     
CRYST1   58.150  102.710   87.940  90.00 106.77  90.00 P 1 21 1      6          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.017197  0.000000  0.005182        0.00000                         
SCALE2      0.000000  0.009736  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011876        0.00000