HEADER    OXIDOREDUCTASE/DNA                      20-MAY-11   3S57              
TITLE     ABH2 CROSS-LINKED WITH UNDAMAGED DSDNA-1 CONTAINING COFACTORS         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ALPHA-KETOGLUTARATE-DEPENDENT DIOXYGENASE ALKB HOMOLOG 2;  
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: DIOXYGENASE DOMAIN (UNP RESIDUES 56-258);                  
COMPND   5 SYNONYM: ALKYLATED DNA REPAIR PROTEIN ALKB HOMOLOG 2, OXY DC1;       
COMPND   6 EC: 1.14.11.-;                                                       
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES;                                                       
COMPND   9 MOL_ID: 2;                                                           
COMPND  10 MOLECULE: 5'-D(*CP*TP*GP*TP*CP*AP*TP*CP*AP*CP*TP*GP*CP*G)-3';        
COMPND  11 CHAIN: B;                                                            
COMPND  12 ENGINEERED: YES;                                                     
COMPND  13 MOL_ID: 3;                                                           
COMPND  14 MOLECULE: 5'-D(*TP*CP*GP*CP*AP*GP*TP*GP*AP*TP*GP*AP*CP*A)-3';        
COMPND  15 CHAIN: C;                                                            
COMPND  16 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: ABH2, ALKBH2;                                                  
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET28A;                                   
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 SYNTHETIC: YES;                                                      
SOURCE  13 MOL_ID: 3;                                                           
SOURCE  14 SYNTHETIC: YES                                                       
KEYWDS    PROTEIN-DNA COMPLEX, JELLY-ROLL FOLD, DIOXYGENASE, DSDNA BINDING,     
KEYWDS   2 PLASMA, OXIDOREDUCTASE-DNA COMPLEX                                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    C.YI,B.CHEN,B.QI,B.RAMIREZ,W.ZHANG,G.JIA,L.ZHANG,C.Q.LI,A.R.DINNER,   
AUTHOR   2 C.-G.YANG,C.HE                                                       
REVDAT   3   20-MAR-24 3S57    1       REMARK SEQADV LINK                       
REVDAT   2   03-JUL-13 3S57    1       JRNL                                     
REVDAT   1   06-JUN-12 3S57    0                                                
JRNL        AUTH   C.YI,B.CHEN,B.QI,W.ZHANG,G.JIA,L.ZHANG,C.J.LI,A.R.DINNER,    
JRNL        AUTH 2 C.G.YANG,C.HE                                                
JRNL        TITL   DUPLEX INTERROGATION BY A DIRECT DNA REPAIR PROTEIN IN       
JRNL        TITL 2 SEARCH OF BASE DAMAGE                                        
JRNL        REF    NAT.STRUCT.MOL.BIOL.          V.  19   671 2012              
JRNL        REFN                   ISSN 1545-9993                               
JRNL        PMID   22659876                                                     
JRNL        DOI    10.1038/NSMB.2320                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 3.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 97.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 43675                          
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) : 0.176                           
REMARK   3   R VALUE            (WORKING SET) : 0.175                           
REMARK   3   FREE R VALUE                     : 0.202                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2333                            
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) : 1.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.64                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 3158                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 95.70                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1600                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 160                          
REMARK   3   BIN FREE R VALUE                    : 0.2050                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1644                                    
REMARK   3   NUCLEIC ACID ATOMS       : 566                                     
REMARK   3   HETEROGEN ATOMS          : 27                                      
REMARK   3   SOLVENT ATOMS            : 338                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 25.20                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.85000                                              
REMARK   3    B22 (A**2) : -0.48000                                             
REMARK   3    B33 (A**2) : -0.38000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -0.04000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.082         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.045         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.708         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.963                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.952                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2431 ; 0.008 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3417 ; 1.464 ; 2.250       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   221 ; 6.163 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    84 ;33.611 ;21.786       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   296 ;12.927 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    18 ;17.561 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   367 ; 0.082 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1700 ; 0.007 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   975 ; 0.196 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1576 ; 0.302 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   312 ; 0.153 ; 0.200       
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):    28 ; 0.180 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    13 ; 0.364 ; 0.200       
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):  1097 ; 1.351 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1746 ; 2.162 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1700 ; 2.729 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1671 ; 3.815 ; 4.500       
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):  2797 ; 2.408 ; 3.000       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):   339 ; 4.227 ; 3.000       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  2310 ; 6.624 ; 3.000       
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 ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3S57 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 08-JUN-11.                  
REMARK 100 THE DEPOSITION ID IS D_1000065775.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 04-APR-11                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SSRF                               
REMARK 200  BEAMLINE                       : BL17U                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9795                             
REMARK 200  MONOCHROMATOR                  : SI(111)                            
REMARK 200  OPTICS                         : NULL                               
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          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 56467                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.490                              
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     (%) : 96.2                               
REMARK 200  DATA REDUNDANCY                : 7.700                              
REMARK 200  R MERGE                    (I) : 0.05300                            
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) : 1.49                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.54                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 89.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 7.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.35400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 6.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASES                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 57.04                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.86                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 16% PEG 5000, 0.1M SODIUM CHLORIDE,      
REMARK 280  0.025M MAGNESIUM CHLORIDE, 0.1M CACODYLATE, PH 6.5, VAPOR           
REMARK 280  DIFFUSION, HANGING DROP, 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       30.27200            
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: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4480 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 13750 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -32.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     GLU A   84   N    CA   C    O    CB   CG   CD                    
REMARK 480     GLU A   84   OE1  OE2                                            
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   N4    DC B   268     CA   XL3 B     1              1.47            
REMARK 500   ND2  ASN A   250     O    HOH A    16              1.71            
REMARK 500   SG   CYS A   169     SG   XL3 B     1              2.04            
REMARK 500   O    HOH B   239     O    HOH C    92              2.04            
REMARK 500   O    HOH B   198     O    HOH B   239              2.16            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   334     O    HOH A   336     2546     1.49            
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     DT B 260   O4' -  C1' -  N1  ANGL. DEV. =  -4.6 DEGREES          
REMARK 500     DC B 266   C5' -  C4' -  C3' ANGL. DEV. =   7.4 DEGREES          
REMARK 500     DC B 266   O4' -  C1' -  N1  ANGL. DEV. =  -4.8 DEGREES          
REMARK 500     DC B 266   C3' -  O3' -  P   ANGL. DEV. =   7.6 DEGREES          
REMARK 500     DA B 267   O4' -  C1' -  N9  ANGL. DEV. =   2.6 DEGREES          
REMARK 500     DT B 269   C4  -  C5  -  C7  ANGL. DEV. =   3.6 DEGREES          
REMARK 500     DG C 275   O4' -  C1' -  N9  ANGL. DEV. =   6.1 DEGREES          
REMARK 500     DC C 276   O4' -  C1' -  N1  ANGL. DEV. =  -4.3 DEGREES          
REMARK 500     DA C 277   O4' -  C1' -  N9  ANGL. DEV. =  -5.7 DEGREES          
REMARK 500     DT C 279   O4' -  C4' -  C3' ANGL. DEV. =  -4.7 DEGREES          
REMARK 500     DT C 282   C1' -  O4' -  C4' ANGL. DEV. =  -6.2 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    ARG A 110      152.71    175.96                                   
REMARK 500    SER A 125       60.48     30.35                                   
REMARK 500    ASP A 163     -169.95   -166.45                                   
REMARK 500    ARG A 210       51.95   -115.30                                   
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                              MN A   1  MN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 171   NE2                                                    
REMARK 620 2 ASP A 173   OD1  92.5                                              
REMARK 620 3 ASP A 173   OD1  98.4   7.9                                        
REMARK 620 4 HIS A 236   NE2  87.6  96.0 101.4                                  
REMARK 620 5 AKG A 259   O5   91.7 171.9 164.2  91.1                            
REMARK 620 6 AKG A 259   O1   90.9  96.6  91.3 167.4  76.3                      
REMARK 620 7 HOH A 327   O   177.1  89.6  83.9  90.2  86.5  90.8                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN A 1                    
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AKG A 259                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 260                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 2                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE XL3 B 1                   
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3BTY   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN BOUND TO DIFFERENT DSDNA                            
REMARK 900 RELATED ID: 3S5A   RELATED DB: PDB                                   
DBREF  3S57 A   56   258  UNP    Q6NS38   ALKB2_HUMAN     56    258             
DBREF  3S57 B  259   272  PDB    3S57     3S57           259    272             
DBREF  3S57 C  273   286  PDB    3S57     3S57           273    286             
SEQADV 3S57 MET A   55  UNP  Q6NS38              EXPRESSION TAG                 
SEQADV 3S57 SER A   67  UNP  Q6NS38    CYS    67 ENGINEERED MUTATION            
SEQADV 3S57 SER A  165  UNP  Q6NS38    CYS   165 ENGINEERED MUTATION            
SEQADV 3S57 CYS A  169  UNP  Q6NS38    GLY   169 ENGINEERED MUTATION            
SEQADV 3S57 SER A  192  UNP  Q6NS38    CYS   192 ENGINEERED MUTATION            
SEQRES   1 A  204  MET SER TRP ARG HIS ILE ARG ALA GLU GLY LEU ASP SER          
SEQRES   2 A  204  SER TYR THR VAL LEU PHE GLY LYS ALA GLU ALA ASP GLU          
SEQRES   3 A  204  ILE PHE GLN GLU LEU GLU LYS GLU VAL GLU TYR PHE THR          
SEQRES   4 A  204  GLY ALA LEU ALA ARG VAL GLN VAL PHE GLY LYS TRP HIS          
SEQRES   5 A  204  SER VAL PRO ARG LYS GLN ALA THR TYR GLY ASP ALA GLY          
SEQRES   6 A  204  LEU THR TYR THR PHE SER GLY LEU THR LEU SER PRO LYS          
SEQRES   7 A  204  PRO TRP ILE PRO VAL LEU GLU ARG ILE ARG ASP HIS VAL          
SEQRES   8 A  204  SER GLY VAL THR GLY GLN THR PHE ASN PHE VAL LEU ILE          
SEQRES   9 A  204  ASN ARG TYR LYS ASP GLY SER ASP HIS ILE CYS GLU HIS          
SEQRES  10 A  204  ARG ASP ASP GLU ARG GLU LEU ALA PRO GLY SER PRO ILE          
SEQRES  11 A  204  ALA SER VAL SER PHE GLY ALA SER ARG ASP PHE VAL PHE          
SEQRES  12 A  204  ARG HIS LYS ASP SER ARG GLY LYS SER PRO SER ARG ARG          
SEQRES  13 A  204  VAL ALA VAL VAL ARG LEU PRO LEU ALA HIS GLY SER LEU          
SEQRES  14 A  204  LEU MET MET ASN HIS PRO THR ASN THR HIS TRP TYR HIS          
SEQRES  15 A  204  SER LEU PRO VAL ARG LYS LYS VAL LEU ALA PRO ARG VAL          
SEQRES  16 A  204  ASN LEU THR PHE ARG LYS ILE LEU LEU                          
SEQRES   1 B   14   DC  DT  DG  DT  DC  DA  DT  DC  DA  DC  DT  DG  DC          
SEQRES   2 B   14   DG                                                          
SEQRES   1 C   14   DT  DC  DG  DC  DA  DG  DT  DG  DA  DT  DG  DA  DC          
SEQRES   2 C   14   DA                                                          
HET     MN  A   1       1                                                       
HET    AKG  A 259      10                                                       
HET    GOL  A 260       6                                                       
HET    GOL  A   2       6                                                       
HET    XL3  B   1       4                                                       
HETNAM      MN MANGANESE (II) ION                                               
HETNAM     AKG 2-OXOGLUTARIC ACID                                               
HETNAM     GOL GLYCEROL                                                         
HETNAM     XL3 PROPANE-1-THIOL                                                  
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   4   MN    MN 2+                                                        
FORMUL   5  AKG    C5 H6 O5                                                     
FORMUL   6  GOL    2(C3 H8 O3)                                                  
FORMUL   8  XL3    C3 H8 S                                                      
FORMUL   9  HOH   *338(H2 O)                                                    
HELIX    1   1 GLY A   74  VAL A   89  1                                  16    
HELIX    2   2 THR A   93  LEU A   96  5                                   4    
HELIX    3   3 ILE A  135  GLY A  150  1                                  16    
HELIX    4   4 ASP A  201  ARG A  203  5                                   3    
HELIX    5   5 PRO A  229  HIS A  233  1                                   5    
SHEET    1   A 8 ARG A  58  ALA A  62  0                                        
SHEET    2   A 8 LEU A  65  VAL A  71 -1  O  SER A  67   N  ILE A  60           
SHEET    3   A 8 SER A 222  ASN A 227 -1  O  MET A 225   N  SER A  68           
SHEET    4   A 8 ILE A 184  GLY A 190 -1  N  SER A 186   O  LEU A 224           
SHEET    5   A 8 ARG A 248  ARG A 254 -1  O  LEU A 251   N  VAL A 187           
SHEET    6   A 8 PHE A 155  TYR A 161 -1  N  ASN A 159   O  ASN A 250           
SHEET    7   A 8 LYS A 111  GLY A 116 -1  N  ALA A 113   O  ILE A 158           
SHEET    8   A 8 LYS A 132  PRO A 133  1  O  LYS A 132   N  THR A 114           
SHEET    1   B 2 ARG A  98  VAL A 101  0                                        
SHEET    2   B 2 LYS A 104  SER A 107 -1  O  LYS A 104   N  VAL A 101           
SHEET    1   C 2 TYR A 122  PHE A 124  0                                        
SHEET    2   C 2 LEU A 127  LEU A 129 -1  O  LEU A 129   N  TYR A 122           
SHEET    1   D 4 ILE A 168  HIS A 171  0                                        
SHEET    2   D 4 TRP A 234  LEU A 238 -1  O  HIS A 236   N  HIS A 171           
SHEET    3   D 4 ARG A 193  HIS A 199 -1  N  ARG A 198   O  TYR A 235           
SHEET    4   D 4 VAL A 214  LEU A 218 -1  O  VAL A 214   N  PHE A 197           
LINK        MN    MN A   1                 NE2 HIS A 171     1555   1555  2.20  
LINK        MN    MN A   1                 OD1AASP A 173     1555   1555  2.08  
LINK        MN    MN A   1                 OD1BASP A 173     1555   1555  2.12  
LINK        MN    MN A   1                 NE2 HIS A 236     1555   1555  2.22  
LINK        MN    MN A   1                 O5  AKG A 259     1555   1555  2.15  
LINK        MN    MN A   1                 O1  AKG A 259     1555   1555  2.15  
LINK        MN    MN A   1                 O   HOH A 327     1555   1555  2.27  
CISPEP   1 HIS A  228    PRO A  229          0         0.43                     
CISPEP   2 HIS A  228    PRO A  229          0         2.04                     
SITE     1 AC1  5 HIS A 171  ASP A 173  HIS A 236  AKG A 259                    
SITE     2 AC1  5 HOH A 327                                                     
SITE     1 AC2 15  MN A   1  HOH A   6  LEU A 157  ASN A 159                    
SITE     2 AC2 15 TYR A 161  ILE A 168  HIS A 171  ASP A 173                    
SITE     3 AC2 15 HIS A 236  ARG A 248  ASN A 250  ARG A 254                    
SITE     4 AC2 15 HOH A 303  HOH A 327  HOH A 446                               
SITE     1 AC3  6 HOH A  18  VAL A 108  LYS A 162  ASP A 166                    
SITE     2 AC3  6 HOH A 298  HOH A 379                                          
SITE     1 AC4  7 HOH A  29  ARG A  58  HIS A  59  ILE A  60                    
SITE     2 AC4  7 ARG A  61  HOH A 418  HOH A 444                               
SITE     1 AC5  3 CYS A 169   DA B 267   DC B 268                               
CRYST1   45.966   60.544   65.455  90.00  90.85  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      0.021755  0.000000  0.000324        0.00000                         
SCALE2      0.000000  0.016517  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.015279        0.00000