HEADER    TRANSFERASE                             02-APR-18   6G6R              
TITLE     HUMAN METHIONINE ADENOSYLTRANSFERASE II WITH SAME AND PPNP            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: S-ADENOSYLMETHIONINE SYNTHASE ISOFORM TYPE-2;              
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: ADOMET SYNTHASE 2,METHIONINE ADENOSYLTRANSFERASE 2,MAT 2,   
COMPND   5 METHIONINE ADENOSYLTRANSFERASE II,MAT-II;                            
COMPND   6 EC: 2.5.1.6;                                                         
COMPND   7 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: MAT2A, AMS2, MATA2;                                            
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PNIC28-BSA4                               
KEYWDS    TRANSFERASE                                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.PANMANEE,S.V.ANTONYUK,S.S.HASNAIN                                   
REVDAT   3   17-JAN-24 6G6R    1       REMARK LINK                              
REVDAT   2   12-JUN-19 6G6R    1       JRNL                                     
REVDAT   1   10-APR-19 6G6R    0                                                
JRNL        AUTH   J.PANMANEE,J.BRADLEY-CLARKE,J.M.MATO,P.M.O'NEILL,            
JRNL        AUTH 2 S.V.ANTONYUK,S.S.HASNAIN                                     
JRNL        TITL   CONTROL AND REGULATION OF S-ADENOSYLMETHIONINE BIOSYNTHESIS  
JRNL        TITL 2 BY THE REGULATORY BETA SUBUNIT AND QUINOLONE-BASED           
JRNL        TITL 3 COMPOUNDS.                                                   
JRNL        REF    FEBS J.                       V. 286  2135 2019              
JRNL        REFN                   ISSN 1742-464X                               
JRNL        PMID   30776190                                                     
JRNL        DOI    10.1111/FEBS.14790                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.35 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0189                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.35                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 73.20                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 76413                          
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) : 0.139                           
REMARK   3   R VALUE            (WORKING SET) : 0.137                           
REMARK   3   FREE R VALUE                     : 0.162                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 4047                            
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) : 1.35                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.39                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 5484                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 96.67                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2780                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 288                          
REMARK   3   BIN FREE R VALUE                    : 0.3110                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2942                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 74                                      
REMARK   3   SOLVENT ATOMS            : 408                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 11.10                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 13.94                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 1.21000                                              
REMARK   3    B22 (A**2) : -0.36000                                             
REMARK   3    B33 (A**2) : -0.85000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.046         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.048         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.038         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.003         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.981                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.973                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3258 ; 0.012 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  3096 ; 0.002 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4424 ; 1.690 ; 1.987       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  7212 ; 1.000 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   428 ; 6.392 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   139 ;36.590 ;24.029       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   572 ;12.083 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    21 ;18.811 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   495 ; 0.111 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3618 ; 0.008 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):   642 ; 0.002 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1586 ; 0.931 ; 1.172       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  1586 ; 0.931 ; 1.172       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1997 ; 1.454 ; 1.758       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  1998 ; 1.454 ; 1.758       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1672 ; 1.410 ; 1.403       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  1672 ; 1.410 ; 1.403       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  2406 ; 2.162 ; 2.015       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  3773 ; 4.626 ;15.793       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  3649 ; 3.868 ;14.797       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : NULL                                                 
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 6G6R COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 03-APR-18.                  
REMARK 100 THE DEPOSITION ID IS D_1200007432.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 23-JUN-16                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : DIAMOND                            
REMARK 200  BEAMLINE                       : I24                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.98                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS3 6M                
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : IMOSFLM                            
REMARK 200  DATA SCALING SOFTWARE          : AIMLESS                            
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 80461                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.350                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 73.200                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.7                               
REMARK 200  DATA REDUNDANCY                : 5.000                              
REMARK 200  R MERGE                    (I) : 0.08600                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 8.5000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.35                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.37                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 97.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.57500                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: 5A1I                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.14                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG600 0.1M HEPES PH 7.0, VAPOR      
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 298K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X,Y,-Z                                                 
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z+1/2                                     
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        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       33.81500            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       47.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       58.34500            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       33.81500            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       47.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       58.34500            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       33.81500            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       47.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       58.34500            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       33.81500            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       47.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       58.34500            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 21290 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 46450 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -158.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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   BIOMT1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 350   BIOMT1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A 756  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 808  LIES ON A SPECIAL POSITION.                          
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     ASN A     2                                                      
REMARK 465     GLY A     3                                                      
REMARK 465     GLN A     4                                                      
REMARK 465     LEU A     5                                                      
REMARK 465     ASN A     6                                                      
REMARK 465     GLY A     7                                                      
REMARK 465     PHE A     8                                                      
REMARK 465     HIS A     9                                                      
REMARK 465     GLU A    10                                                      
REMARK 465     ALA A    11                                                      
REMARK 465     PHE A    12                                                      
REMARK 465     ILE A    13                                                      
REMARK 465     GLU A    14                                                      
REMARK 465     GLU A    15                                                      
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     GLU A  85    CD   OE1  OE2                                       
REMARK 470     GLU A 238    CG   CD   OE1  OE2                                  
REMARK 470     ARG A 343    CD   NE   CZ   NH1  NH2                             
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    ARG A 199   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500    ARG A 313   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.2 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    THR A  62      117.65    -36.46                                   
REMARK 500    THR A 270     -105.55   -119.30                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 615                                                                      
REMARK 615 ZERO OCCUPANCY ATOM                                                  
REMARK 615 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 615 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 615 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 615 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 615   M RES C  SSEQI                                                     
REMARK 615     HOH A   509                                                      
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 402  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  31   OD2                                                    
REMARK 620 2 PPK A 401   O2G  93.3                                              
REMARK 620 3 PPK A 401   O1B 176.0  90.2                                        
REMARK 620 4 PPK A 401   O1A  85.7  91.3  92.3                                  
REMARK 620 5 HOH A 538   O    87.1 177.7  89.3  86.5                            
REMARK 620 6 HOH A 552   O    91.5  98.0  89.9 170.4  84.3                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K A 404   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A  57   OE2                                                    
REMARK 620 2 ASP A 258   OD1  34.4                                              
REMARK 620 3 ALA A 259   O    30.5   5.8                                        
REMARK 620 4 PPK A 401   O1B  36.8  10.0  15.0                                  
REMARK 620 5 HOH A 509   O    43.8  10.5  16.2   9.1                            
REMARK 620 6 HOH A 538   O    27.9   8.3   9.2   9.6  16.0                      
REMARK 620 7 HOH A 552   O    33.6   6.8  11.1   4.2  10.6   5.8                
REMARK 620 8 HOH A 553   O    43.6  10.5  13.1  17.1  10.6  18.8  15.9          
REMARK 620 N                    1     2     3     4     5     6     7           
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 403  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 PPK A 401   O3G                                                    
REMARK 620 2 PPK A 401   O4A  87.2                                              
REMARK 620 3 HOH A 533   O    93.9 174.1                                        
REMARK 620 4 HOH A 536   O    83.4  95.9  90.0                                  
REMARK 620 5 HOH A 573   O   107.5  85.9  88.2 169.1                            
REMARK 620 6 HOH A 624   O   170.4  90.1  89.7  87.7  81.5                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K A 405   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH A 665   O                                                      
REMARK 620 2 HOH A 751   O   156.4                                              
REMARK 620 N                    1                                               
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue PPK A 401                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 402                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 403                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue K A 404                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue K A 405                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SAM A 406                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 407                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue PG4 A 408                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue PG4 A 409                 
DBREF  6G6R A    1   395  UNP    P31153   METK2_HUMAN      1    395             
SEQRES   1 A  395  MET ASN GLY GLN LEU ASN GLY PHE HIS GLU ALA PHE ILE          
SEQRES   2 A  395  GLU GLU GLY THR PHE LEU PHE THR SER GLU SER VAL GLY          
SEQRES   3 A  395  GLU GLY HIS PRO ASP LYS ILE CYS ASP GLN ILE SER ASP          
SEQRES   4 A  395  ALA VAL LEU ASP ALA HIS LEU GLN GLN ASP PRO ASP ALA          
SEQRES   5 A  395  LYS VAL ALA CYS GLU THR VAL ALA LYS THR GLY MET ILE          
SEQRES   6 A  395  LEU LEU ALA GLY GLU ILE THR SER ARG ALA ALA VAL ASP          
SEQRES   7 A  395  TYR GLN LYS VAL VAL ARG GLU ALA VAL LYS HIS ILE GLY          
SEQRES   8 A  395  TYR ASP ASP SER SER LYS GLY PHE ASP TYR LYS THR CYS          
SEQRES   9 A  395  ASN VAL LEU VAL ALA LEU GLU GLN GLN SER PRO ASP ILE          
SEQRES  10 A  395  ALA GLN GLY VAL HIS LEU ASP ARG ASN GLU GLU ASP ILE          
SEQRES  11 A  395  GLY ALA GLY ASP GLN GLY LEU MET PHE GLY TYR ALA THR          
SEQRES  12 A  395  ASP GLU THR GLU GLU CYS MET PRO LEU THR ILE VAL LEU          
SEQRES  13 A  395  ALA HIS LYS LEU ASN ALA LYS LEU ALA GLU LEU ARG ARG          
SEQRES  14 A  395  ASN GLY THR LEU PRO TRP LEU ARG PRO ASP SER LYS THR          
SEQRES  15 A  395  GLN VAL THR VAL GLN TYR MET GLN ASP ARG GLY ALA VAL          
SEQRES  16 A  395  LEU PRO ILE ARG VAL HIS THR ILE VAL ILE SER VAL GLN          
SEQRES  17 A  395  HIS ASP GLU GLU VAL CYS LEU ASP GLU MET ARG ASP ALA          
SEQRES  18 A  395  LEU LYS GLU LYS VAL ILE LYS ALA VAL VAL PRO ALA LYS          
SEQRES  19 A  395  TYR LEU ASP GLU ASP THR ILE TYR HIS LEU GLN PRO SER          
SEQRES  20 A  395  GLY ARG PHE VAL ILE GLY GLY PRO GLN GLY ASP ALA GLY          
SEQRES  21 A  395  LEU THR GLY ARG LYS ILE ILE VAL ASP THR TYR GLY GLY          
SEQRES  22 A  395  TRP GLY ALA HIS GLY GLY GLY ALA PHE SER GLY LYS ASP          
SEQRES  23 A  395  TYR THR LYS VAL ASP ARG SER ALA ALA TYR ALA ALA ARG          
SEQRES  24 A  395  TRP VAL ALA LYS SER LEU VAL LYS GLY GLY LEU CYS ARG          
SEQRES  25 A  395  ARG VAL LEU VAL GLN VAL SER TYR ALA ILE GLY VAL SER          
SEQRES  26 A  395  HIS PRO LEU SER ILE SER ILE PHE HIS TYR GLY THR SER          
SEQRES  27 A  395  GLN LYS SER GLU ARG GLU LEU LEU GLU ILE VAL LYS LYS          
SEQRES  28 A  395  ASN PHE ASP LEU ARG PRO GLY VAL ILE VAL ARG ASP LEU          
SEQRES  29 A  395  ASP LEU LYS LYS PRO ILE TYR GLN ARG THR ALA ALA TYR          
SEQRES  30 A  395  GLY HIS PHE GLY ARG ASP SER PHE PRO TRP GLU VAL PRO          
SEQRES  31 A  395  LYS LYS LEU LYS TYR                                          
HET    PPK  A 401      13                                                       
HET     MG  A 402       1                                                       
HET     MG  A 403       1                                                       
HET      K  A 404       1                                                       
HET      K  A 405       1                                                       
HET    SAM  A 406      27                                                       
HET    EDO  A 407       4                                                       
HET    PG4  A 408      13                                                       
HET    PG4  A 409      13                                                       
HETNAM     PPK (DIPHOSPHONO)AMINOPHOSPHONIC ACID                                
HETNAM      MG MAGNESIUM ION                                                    
HETNAM       K POTASSIUM ION                                                    
HETNAM     SAM S-ADENOSYLMETHIONINE                                             
HETNAM     EDO 1,2-ETHANEDIOL                                                   
HETNAM     PG4 TETRAETHYLENE GLYCOL                                             
HETSYN     EDO ETHYLENE GLYCOL                                                  
FORMUL   2  PPK    H6 N O9 P3                                                   
FORMUL   3   MG    2(MG 2+)                                                     
FORMUL   5    K    2(K 1+)                                                      
FORMUL   7  SAM    C15 H22 N6 O5 S                                              
FORMUL   8  EDO    C2 H6 O2                                                     
FORMUL   9  PG4    2(C8 H18 O5)                                                 
FORMUL  11  HOH   *408(H2 O)                                                    
HELIX    1 AA1 HIS A   29  ASP A   49  1                                  21    
HELIX    2 AA2 ASP A   78  GLY A   91  1                                  14    
HELIX    3 AA3 SER A   95  GLY A   98  5                                   4    
HELIX    4 AA4 SER A  114  HIS A  122  1                                   9    
HELIX    5 AA5 ASN A  126  ILE A  130  5                                   5    
HELIX    6 AA6 PRO A  151  ASN A  170  1                                  20    
HELIX    7 AA7 CYS A  214  LYS A  225  1                                  12    
HELIX    8 AA8 VAL A  226  VAL A  231  1                                   6    
HELIX    9 AA9 PRO A  232  LEU A  236  5                                   5    
HELIX   10 AB1 GLY A  253  GLY A  257  5                                   5    
HELIX   11 AB2 LYS A  289  GLY A  308  1                                  20    
HELIX   12 AB3 SER A  341  PHE A  353  1                                  13    
HELIX   13 AB4 ARG A  356  LEU A  364  1                                   9    
HELIX   14 AB5 TYR A  371  ALA A  375  5                                   5    
HELIX   15 AB6 PHE A  385  VAL A  389  5                                   5    
SHEET    1 AA1 4 PHE A  18  VAL A  25  0                                        
SHEET    2 AA1 4 LEU A 176  ASP A 191 -1  O  TYR A 188   N  PHE A  18           
SHEET    3 AA1 4 ALA A 194  HIS A 209 -1  O  ILE A 198   N  GLN A 187           
SHEET    4 AA1 4 ILE A 241  LEU A 244  1  O  HIS A 243   N  ILE A 203           
SHEET    1 AA2 4 ASN A 105  GLU A 111  0                                        
SHEET    2 AA2 4 MET A  64  THR A  72  1  N  LEU A  67   O  ALA A 109           
SHEET    3 AA2 4 LYS A  53  LYS A  61 -1  N  LYS A  53   O  THR A  72           
SHEET    4 AA2 4 GLY A 260  LEU A 261 -1  O  GLY A 260   N  ALA A  60           
SHEET    1 AA3 2 ASP A  93  ASP A  94  0                                        
SHEET    2 AA3 2 PHE A  99  ASP A 100 -1  O  PHE A  99   N  ASP A  94           
SHEET    1 AA4 3 GLY A 136  THR A 143  0                                        
SHEET    2 AA4 3 ARG A 313  TYR A 320 -1  O  VAL A 316   N  GLY A 140           
SHEET    3 AA4 3 SER A 329  PHE A 333 -1  O  PHE A 333   N  LEU A 315           
LINK         OD2 ASP A  31                MG  A MG A 402     1555   1555  2.08  
LINK         OE2 GLU A  57                 K  A  K A 404     1555   2555  2.71  
LINK         OD1 ASP A 258                 K  A  K A 404     1555   1555  2.73  
LINK         O   ALA A 259                 K  A  K A 404     1555   1555  2.80  
LINK         O2GAPPK A 401                MG  A MG A 402     1555   1555  1.97  
LINK         O1BAPPK A 401                MG  A MG A 402     1555   1555  2.04  
LINK         O1AAPPK A 401                MG  A MG A 402     1555   1555  1.98  
LINK         O3GAPPK A 401                MG  A MG A 403     1555   1555  2.16  
LINK         O4AAPPK A 401                MG  A MG A 403     1555   1555  1.97  
LINK         O1BAPPK A 401                 K  A  K A 404     1555   1555  2.69  
LINK        MG  A MG A 402                 O   HOH A 538     1555   1555  2.17  
LINK        MG  A MG A 402                 O   HOH A 552     1555   1555  2.14  
LINK        MG  A MG A 403                 O   HOH A 533     1555   2555  1.97  
LINK        MG  A MG A 403                 O   HOH A 536     1555   1555  2.13  
LINK        MG  A MG A 403                 O  AHOH A 573     1555   2555  2.18  
LINK        MG  A MG A 403                 O   HOH A 624     1555   1555  2.24  
LINK         K  A  K A 404                 O  AHOH A 509     1555   1555  3.30  
LINK         K  A  K A 404                 O   HOH A 538     1555   1555  3.21  
LINK         K  A  K A 404                 O   HOH A 552     1555   1555  3.22  
LINK         K  A  K A 404                 O   HOH A 553     1555   2555  3.05  
LINK         K  A  K A 405                 O  AHOH A 665     1555   1555  2.87  
LINK         K  A  K A 405                 O   HOH A 751     1555   1555  2.73  
SITE     1 AC1 23 HIS A  29  ASP A  31  ASP A 134  LYS A 181                    
SITE     2 AC1 23 ARG A 264  LYS A 265  GLY A 280  ALA A 281                    
SITE     3 AC1 23 LYS A 285  ASP A 291   MG A 402   MG A 403                    
SITE     4 AC1 23   K A 404  SAM A 406  HOH A 506  HOH A 509                    
SITE     5 AC1 23 HOH A 533  HOH A 536  HOH A 538  HOH A 541                    
SITE     6 AC1 23 HOH A 552  HOH A 573  HOH A 624                               
SITE     1 AC2  5 ASP A  31  LYS A 265  PPK A 401  HOH A 538                    
SITE     2 AC2  5 HOH A 552                                                     
SITE     1 AC3  5 PPK A 401  HOH A 533  HOH A 536  HOH A 573                    
SITE     2 AC3  5 HOH A 624                                                     
SITE     1 AC4  5 GLU A  57  ASP A 258  ALA A 259  PPK A 401                    
SITE     2 AC4  5 HOH A 553                                                     
SITE     1 AC5  6 MET A 138  PHE A 139  HIS A 277  GLY A 278                    
SITE     2 AC5  6 HOH A 665  HOH A 751                                          
SITE     1 AC6 23 HIS A  29  PRO A  30  ALA A  55  GLU A  70                    
SITE     2 AC6 23 GLN A 113  ASP A 116  ILE A 117  GLY A 133                    
SITE     3 AC6 23 ASP A 134  ASP A 179  LYS A 181  SER A 247                    
SITE     4 AC6 23 ARG A 249  PHE A 250  ASP A 258  LYS A 289                    
SITE     5 AC6 23 PPK A 401  HOH A 509  HOH A 565  HOH A 579                    
SITE     6 AC6 23 HOH A 618  HOH A 622  HOH A 716                               
SITE     1 AC7  4 HOH A 587  HOH A 621  HOH A 641  HOH A 730                    
SITE     1 AC8  7 GLN A  36  HIS A  89  GLN A 372  ARG A 373                    
SITE     2 AC8  7 TYR A 377  HOH A 613  HOH A 737                               
SITE     1 AC9  5 PHE A  18  GLN A 190  ARG A 313  PHE A 333                    
SITE     2 AC9  5 TYR A 335                                                     
CRYST1   67.630   94.000  116.690  90.00  90.00  90.00 I 2 2 2       8          
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      0.014786  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010638  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008570        0.00000