HEADER    TRANSFERASE                             01-SEP-22   8AXZ              
TITLE     CRYSTAL STRUCTURE OF HUMAN METHIONINE ADENOSYLTRANSFERASE 2A (MAT2A)  
TITLE    2 IN COMPLEX WITH S-ADENOSYLMETHIONINE, ADENOSIN AND DIPHOSPHONO-      
TITLE    3 AMINOPHOSPHONIC ACID.                                                
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;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    METHIONINE ADENOSYLTRANSFERASE, SAM-PRODUCING METABOLIC ENZYME,       
KEYWDS   2 CANCER TARGET, TRANSFERASE                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.NAWROTEK,L.VUILLARD,L.MIALLAU                                       
REVDAT   2   31-JAN-24 8AXZ    1       REMARK                                   
REVDAT   1   05-OCT-22 8AXZ    0                                                
JRNL        AUTH   A.NAWROTEK,L.VUILLARD,L.MIALLAU                              
JRNL        TITL   CRYSTAL STRUCTURE OF HUMAN METHIONINE ADENOSYLTRANSFERASE 2A 
JRNL        TITL 2 (MAT2A) IN COMPLEX WITH S-ADENOSYLMETHIONINE, ADENOSIN AND   
JRNL        TITL 3 DIPHOSPHONO-AMINOPHOSPHONIC ACID.                            
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.15 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : BUSTER 2.11.8 (8-JUN-2022)                           
REMARK   3   AUTHORS     : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER,              
REMARK   3               : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN,              
REMARK   3               : WOMACK,MATTHEWS,TEN EYCK,TRONRUD                     
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.15                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 58.63                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 68.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 89384                          
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)  : 0.169                          
REMARK   3   R VALUE            (WORKING SET)  : 0.168                          
REMARK   3   FREE R VALUE                      : 0.185                          
REMARK   3   FREE R VALUE TEST SET SIZE   (%)  : NULL                           
REMARK   3   FREE R VALUE TEST SET COUNT       : 4417                           
REMARK   3   ESTIMATED ERROR OF FREE R VALUE   : NULL                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED               : NULL                     
REMARK   3   BIN RESOLUTION RANGE HIGH   (ANGSTROMS) : 1.15                     
REMARK   3   BIN RESOLUTION RANGE LOW    (ANGSTROMS) : 1.21                     
REMARK   3   BIN COMPLETENESS (WORKING+TEST)     (%) : 9.72                     
REMARK   3   REFLECTIONS IN BIN (WORKING + TEST SET) : NULL                     
REMARK   3   BIN R VALUE        (WORKING + TEST SET) : NULL                     
REMARK   3   REFLECTIONS IN BIN        (WORKING SET) : NULL                     
REMARK   3   BIN R VALUE               (WORKING SET) : 0.2520                   
REMARK   3   BIN FREE R VALUE                        : 0.2854                   
REMARK   3   BIN FREE R VALUE TEST SET SIZE      (%) : NULL                     
REMARK   3   BIN FREE R VALUE TEST SET COUNT         : 93                       
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE     : NULL                     
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2950                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 76                                      
REMARK   3   SOLVENT ATOMS            : 279                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 13.68                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.70320                                             
REMARK   3    B22 (A**2) : 0.20070                                              
REMARK   3    B33 (A**2) : 0.50250                                              
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 COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT                    (A) : 0.140               
REMARK   3   DPI (BLOW EQ-10) BASED ON R VALUE        (A) : 0.048               
REMARK   3   DPI (BLOW EQ-9) BASED ON FREE R VALUE    (A) : 0.049               
REMARK   3   DPI (CRUICKSHANK) BASED ON R VALUE       (A) : 0.047               
REMARK   3   DPI (CRUICKSHANK) BASED ON FREE R VALUE  (A) : 0.048               
REMARK   3                                                                      
REMARK   3   REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797                
REMARK   3               CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601     
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.961                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.960                         
REMARK   3                                                                      
REMARK   3   NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15                    
REMARK   3   TERM                          COUNT    WEIGHT   FUNCTION.          
REMARK   3    BOND LENGTHS              : 3297   ; 2.000  ; HARMONIC            
REMARK   3    BOND ANGLES               : 4514   ; 2.000  ; HARMONIC            
REMARK   3    TORSION ANGLES            : 1212   ; 2.000  ; SINUSOIDAL          
REMARK   3    TRIGONAL CARBON PLANES    : NULL   ; NULL   ; NULL                
REMARK   3    GENERAL PLANES            : 579    ; 5.000  ; HARMONIC            
REMARK   3    ISOTROPIC THERMAL FACTORS : 3289   ; 10.000 ; HARMONIC            
REMARK   3    BAD NON-BONDED CONTACTS   : NULL   ; NULL   ; NULL                
REMARK   3    IMPROPER TORSIONS         : NULL   ; NULL   ; NULL                
REMARK   3    PSEUDOROTATION ANGLES     : NULL   ; NULL   ; NULL                
REMARK   3    CHIRAL IMPROPER TORSION   : 429    ; 5.000  ; SEMIHARMONIC        
REMARK   3    SUM OF OCCUPANCIES        : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY DISTANCES         : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY ANGLES            : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY TORSION           : NULL   ; NULL   ; NULL                
REMARK   3    IDEAL-DIST CONTACT TERM   : 3559   ; 4.000  ; SEMIHARMONIC        
REMARK   3                                                                      
REMARK   3   RMS DEVIATIONS FROM IDEAL VALUES.                                  
REMARK   3    BOND LENGTHS                       (A) : 0.014                    
REMARK   3    BOND ANGLES                  (DEGREES) : 1.37                     
REMARK   3    PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 5.29                     
REMARK   3    OTHER TORSION ANGLES         (DEGREES) : 16.78                    
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 8AXZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 01-SEP-22.                  
REMARK 100 THE DEPOSITION ID IS D_1292125306.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 30-APR-14                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : DIAMOND                            
REMARK 200  BEAMLINE                       : I04-1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.92                               
REMARK 200  MONOCHROMATOR                  : SI111                              
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 6M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : AUTOPROC                           
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 176512                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 73.370                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.1                               
REMARK 200  DATA REDUNDANCY                : 12.30                              
REMARK 200  R MERGE                    (I) : 0.09000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 24.5000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.14                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 9.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.09000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.400                              
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: PDB ENTRY 2P02                                       
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.20                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.13                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.12 M ALCOHOLS (0.2 M 1,6-HEXANEDIOL;   
REMARK 280  0.2 M 1-BUTANOL; 0.2 M 1,2-PROPANEDIOL; 0.2 M 2-PROPANOL; 0.2 M     
REMARK 280  1,4-BUTANEDIOL; 0.2 M 1,3-PROPANEDIOL), 0.1 M BUFFER SYSTEM 3 PH    
REMARK 280  8.5 (TRIS (BASE); BICINE), 50 % PRECIPITANT MIX 4 (25 % V/V MPD;    
REMARK 280  25 % PEG 1000; 25 % W/V PEG 3350), VAPOR DIFFUSION, SITTING DROP,   
REMARK 280  TEMPERATURE 293K                                                    
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       33.77700            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       47.19350            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       58.63300            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       33.77700            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       47.19350            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       58.63300            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       33.77700            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       47.19350            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       58.63300            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       33.77700            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       47.19350            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       58.63300            
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: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 10190 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 24720 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -66.0 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      -67.55400            
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 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 504  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 591  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 592  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     GLY A    -2                                                      
REMARK 465     GLY A    -1                                                      
REMARK 465     SER A     0                                                      
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 465     GLY A    16                                                      
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  111   OE1                                                 
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   O    HOH A   590     O    HOH A   695              1.53            
REMARK 500   O    HOH A   625     O    HOH A   653              1.68            
REMARK 500   CG2  THR A   172     O    HOH A   745              2.02            
REMARK 500   O    HOH A   515     O    HOH A   626              2.10            
REMARK 500   O    HOH A   747     O    HOH A   754              2.17            
REMARK 500   O    HOH A   577     O    HOH A   748              2.19            
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      117.66    -39.03                                   
REMARK 500    THR A 270      -99.86   -118.75                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 402  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  31   OD2                                                    
REMARK 620 2 PPK A 401   O3G  91.8                                              
REMARK 620 3 PPK A 401   O2B 174.2  93.4                                        
REMARK 620 4 PPK A 401   O4A  84.6  93.0  92.5                                  
REMARK 620 5 HOH A 514   O    86.6 176.8  88.1  84.1                            
REMARK 620 6 HOH A 555   O    93.1  96.3  89.0 170.5  86.6                      
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  35.1                                              
REMARK 620 3 ALA A 259   O    31.6   6.1                                        
REMARK 620 4 PPK A 401   O2B  36.8   9.7  15.1                                  
REMARK 620 5 HOH A 514   O    28.0   8.3   9.3   9.8                            
REMARK 620 6 HOH A 555   O    33.6   7.2  11.7   3.9   6.0                      
REMARK 620 7 HOH A 593   O    44.2   9.9  12.7  16.2  18.1  15.6                
REMARK 620 N                    1     2     3     4     5     6                 
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   O1G                                                    
REMARK 620 2 PPK A 401   O2A  93.8                                              
REMARK 620 3 HOH A 517   O   106.3  86.1                                        
REMARK 620 4 HOH A 523   O    94.6 169.2  85.1                                  
REMARK 620 5 HOH A 561   O    87.4  97.2 165.7  89.9                            
REMARK 620 6 HOH A 618   O   173.4  88.2  80.0  84.1  86.1                      
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 653   O                                                      
REMARK 620 2 HOH A 701   O   156.6                                              
REMARK 620 3 HOH A 723   O    44.2 125.9                                        
REMARK 620 N                    1     2                                         
DBREF  8AXZ A    1   395  UNP    P31153   METK2_HUMAN      1    395             
SEQADV 8AXZ GLY A   -2  UNP  P31153              EXPRESSION TAG                 
SEQADV 8AXZ GLY A   -1  UNP  P31153              EXPRESSION TAG                 
SEQADV 8AXZ SER A    0  UNP  P31153              EXPRESSION TAG                 
SEQRES   1 A  398  GLY GLY SER MET ASN GLY GLN LEU ASN GLY PHE HIS GLU          
SEQRES   2 A  398  ALA PHE ILE GLU GLU GLY THR PHE LEU PHE THR SER GLU          
SEQRES   3 A  398  SER VAL GLY GLU GLY HIS PRO ASP LYS ILE CYS ASP GLN          
SEQRES   4 A  398  ILE SER ASP ALA VAL LEU ASP ALA HIS LEU GLN GLN ASP          
SEQRES   5 A  398  PRO ASP ALA LYS VAL ALA CYS GLU THR VAL ALA LYS THR          
SEQRES   6 A  398  GLY MET ILE LEU LEU ALA GLY GLU ILE THR SER ARG ALA          
SEQRES   7 A  398  ALA VAL ASP TYR GLN LYS VAL VAL ARG GLU ALA VAL LYS          
SEQRES   8 A  398  HIS ILE GLY TYR ASP ASP SER SER LYS GLY PHE ASP TYR          
SEQRES   9 A  398  LYS THR CYS ASN VAL LEU VAL ALA LEU GLU GLN GLN SER          
SEQRES  10 A  398  PRO ASP ILE ALA GLN GLY VAL HIS LEU ASP ARG ASN GLU          
SEQRES  11 A  398  GLU ASP ILE GLY ALA GLY ASP GLN GLY LEU MET PHE GLY          
SEQRES  12 A  398  TYR ALA THR ASP GLU THR GLU GLU CYS MET PRO LEU THR          
SEQRES  13 A  398  ILE VAL LEU ALA HIS LYS LEU ASN ALA LYS LEU ALA GLU          
SEQRES  14 A  398  LEU ARG ARG ASN GLY THR LEU PRO TRP LEU ARG PRO ASP          
SEQRES  15 A  398  SER LYS THR GLN VAL THR VAL GLN TYR MET GLN ASP ARG          
SEQRES  16 A  398  GLY ALA VAL LEU PRO ILE ARG VAL HIS THR ILE VAL ILE          
SEQRES  17 A  398  SER VAL GLN HIS ASP GLU GLU VAL CYS LEU ASP GLU MET          
SEQRES  18 A  398  ARG ASP ALA LEU LYS GLU LYS VAL ILE LYS ALA VAL VAL          
SEQRES  19 A  398  PRO ALA LYS TYR LEU ASP GLU ASP THR ILE TYR HIS LEU          
SEQRES  20 A  398  GLN PRO SER GLY ARG PHE VAL ILE GLY GLY PRO GLN GLY          
SEQRES  21 A  398  ASP ALA GLY LEU THR GLY ARG LYS ILE ILE VAL ASP THR          
SEQRES  22 A  398  TYR GLY GLY TRP GLY ALA HIS GLY GLY GLY ALA PHE SER          
SEQRES  23 A  398  GLY LYS ASP TYR THR LYS VAL ASP ARG SER ALA ALA TYR          
SEQRES  24 A  398  ALA ALA ARG TRP VAL ALA LYS SER LEU VAL LYS GLY GLY          
SEQRES  25 A  398  LEU CYS ARG ARG VAL LEU VAL GLN VAL SER TYR ALA ILE          
SEQRES  26 A  398  GLY VAL SER HIS PRO LEU SER ILE SER ILE PHE HIS TYR          
SEQRES  27 A  398  GLY THR SER GLN LYS SER GLU ARG GLU LEU LEU GLU ILE          
SEQRES  28 A  398  VAL LYS LYS ASN PHE ASP LEU ARG PRO GLY VAL ILE VAL          
SEQRES  29 A  398  ARG ASP LEU ASP LEU LYS LYS PRO ILE TYR GLN ARG THR          
SEQRES  30 A  398  ALA ALA TYR GLY HIS PHE GLY ARG ASP SER PHE PRO TRP          
SEQRES  31 A  398  GLU VAL PRO 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    ADN  A 407      19                                                       
HET    PEG  A 408       7                                                       
HET    GOL  A 409      14                                                       
HETNAM     PPK (DIPHOSPHONO)AMINOPHOSPHONIC ACID                                
HETNAM      MG MAGNESIUM ION                                                    
HETNAM       K POTASSIUM ION                                                    
HETNAM     SAM S-ADENOSYLMETHIONINE                                             
HETNAM     ADN ADENOSINE                                                        
HETNAM     PEG DI(HYDROXYETHYL)ETHER                                            
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
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  ADN    C10 H13 N5 O4                                                
FORMUL   9  PEG    C4 H10 O3                                                    
FORMUL  10  GOL    C3 H8 O3                                                     
FORMUL  11  HOH   *279(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  VAL A  226  1                                  13    
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  ASP A  258  1                                   6    
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 ILE A  370  ALA A  375  5                                   6    
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  ARG A 199   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  GLU A  57   O  ALA A  68           
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  2.05  
LINK         OE2 GLU A  57                 K  A  K A 404     1555   2455  2.63  
LINK         OD1 ASP A 258                 K  A  K A 404     1555   1555  2.80  
LINK         O   ALA A 259                 K  A  K A 404     1555   1555  2.78  
LINK         O3GAPPK A 401                MG  A MG A 402     1555   1555  1.97  
LINK         O2BAPPK A 401                MG  A MG A 402     1555   1555  2.15  
LINK         O4AAPPK A 401                MG  A MG A 402     1555   1555  2.01  
LINK         O1GAPPK A 401                MG  A MG A 403     1555   1555  2.09  
LINK         O2AAPPK A 401                MG  A MG A 403     1555   1555  1.93  
LINK         O2BAPPK A 401                 K  A  K A 404     1555   1555  2.75  
LINK        MG  A MG A 402                 O   HOH A 514     1555   1555  2.17  
LINK        MG  A MG A 402                 O   HOH A 555     1555   1555  2.10  
LINK        MG  A MG A 403                 O   HOH A 517     1555   2455  2.33  
LINK        MG  A MG A 403                 O   HOH A 523     1555   2455  2.03  
LINK        MG  A MG A 403                 O   HOH A 561     1555   1555  2.02  
LINK        MG  A MG A 403                 O   HOH A 618     1555   1555  2.37  
LINK         K  A  K A 404                 O   HOH A 514     1555   1555  3.28  
LINK         K  A  K A 404                 O   HOH A 555     1555   1555  3.23  
LINK         K  A  K A 404                 O   HOH A 593     1555   2455  2.75  
LINK         K  A  K A 405                 O   HOH A 653     1555   1555  2.80  
LINK         K  A  K A 405                 O   HOH A 701     1555   1555  2.80  
LINK         K  A  K A 405                 O   HOH A 723     1555   1555  3.02  
CRYST1   67.554   94.387  117.266  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      0.014803  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010595  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008528        0.00000