HEADER    TRANSFERASE                             30-AUG-23   8QE3              
TITLE     CRYSTAL STRUCTURE OF HUMAN MAT2A BOUND TO S-ADENOSYLMETHIONINE AND    
TITLE    2 COMPOUND 31                                                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: S-ADENOSYLMETHIONINE SYNTHASE ISOFORM TYPE-2;              
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: FULL LENGTH PROTEIN;                                       
COMPND   5 SYNONYM: ADOMET SYNTHASE 2,METHIONINE ADENOSYLTRANSFERASE 2,MAT 2,   
COMPND   6 METHIONINE ADENOSYLTRANSFERASE II,MAT-II;                            
COMPND   7 EC: 2.5.1.6;                                                         
COMPND   8 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    S-ADENOSYLMETHIONINE BIOSYNTHESIS, ALLOSTERIC INHIBITOR, TRANSFERASE  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.SCHIMPL                                                             
REVDAT   2   10-APR-24 8QE3    1       JRNL                                     
REVDAT   1   20-MAR-24 8QE3    0                                                
JRNL        AUTH   S.J.ATKINSON,S.K.BAGAL,A.ARGYROU,S.ASKIN,T.CHEUNG,           
JRNL        AUTH 2 E.CHIARPARIN,M.COEN,I.T.COLLIE,I.L.DALE,C.DE FUSCO,          
JRNL        AUTH 3 K.DILLMAN,L.EVANS,L.J.FERON,A.J.FOSTER,M.GRONDINE,V.KANTAE,  
JRNL        AUTH 4 G.M.LAMONT,S.LAMONT,J.T.LYNCH,S.NILSSON LILL,G.R.ROBB,       
JRNL        AUTH 5 J.SAEH,M.SCHIMPL,J.S.SCOTT,J.SMITH,B.SRINIVASAN,             
JRNL        AUTH 6 S.TENTARELLI,M.VAZQUEZ-CHANTADA,D.WAGNER,J.J.WALSH,D.WATSON, 
JRNL        AUTH 7 B.WILLIAMSON                                                 
JRNL        TITL   DEVELOPMENT OF A SERIES OF PYRROLOPYRIDONE MAT2A INHIBITORS. 
JRNL        REF    J.MED.CHEM.                   V.  67  4541 2024              
JRNL        REFN                   ISSN 0022-2623                               
JRNL        PMID   38466661                                                     
JRNL        DOI    10.1021/ACS.JMEDCHEM.3C01860                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.09 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : BUSTER 2.11.8 (24-FEB-2021)                          
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) : 1.09                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 73.18                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 67.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 105389                         
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)  : 0.174                          
REMARK   3   R VALUE            (WORKING SET)  : 0.173                          
REMARK   3   FREE R VALUE                      : 0.181                          
REMARK   3   FREE R VALUE TEST SET SIZE   (%)  : 5.010                          
REMARK   3   FREE R VALUE TEST SET COUNT       : 5283                           
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               : 51                       
REMARK   3   BIN RESOLUTION RANGE HIGH   (ANGSTROMS) : 1.09                     
REMARK   3   BIN RESOLUTION RANGE LOW    (ANGSTROMS) : 1.14                     
REMARK   3   BIN COMPLETENESS (WORKING+TEST)     (%) : 11.13                    
REMARK   3   REFLECTIONS IN BIN (WORKING + TEST SET) : 2108                     
REMARK   3   BIN R VALUE        (WORKING + TEST SET) : 0.2320                   
REMARK   3   REFLECTIONS IN BIN        (WORKING SET) : 2015                     
REMARK   3   BIN R VALUE               (WORKING SET) : 0.2314                   
REMARK   3   BIN FREE R VALUE                        : 0.2464                   
REMARK   3   BIN FREE R VALUE TEST SET SIZE      (%) : 4.41                     
REMARK   3   BIN FREE R VALUE TEST SET COUNT         : NULL                     
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            : 2968                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 57                                      
REMARK   3   SOLVENT ATOMS            : 361                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 13.52                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.16340                                             
REMARK   3    B22 (A**2) : 0.36730                                              
REMARK   3    B33 (A**2) : -0.20390                                             
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) : 0.043               
REMARK   3   DPI (BLOW EQ-9) BASED ON FREE R VALUE    (A) : 0.041               
REMARK   3   DPI (CRUICKSHANK) BASED ON R VALUE       (A) : 0.041               
REMARK   3   DPI (CRUICKSHANK) BASED ON FREE R VALUE  (A) : 0.040               
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      : 0.945                         
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              : 3111   ; 2.000  ; HARMONIC            
REMARK   3    BOND ANGLES               : 4223   ; 2.000  ; HARMONIC            
REMARK   3    TORSION ANGLES            : 1089   ; 2.000  ; SINUSOIDAL          
REMARK   3    TRIGONAL CARBON PLANES    : NULL   ; NULL   ; NULL                
REMARK   3    GENERAL PLANES            : 529    ; 5.000  ; HARMONIC            
REMARK   3    ISOTROPIC THERMAL FACTORS : 3111   ; 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   : 397    ; 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   : 3376   ; 4.000  ; SEMIHARMONIC        
REMARK   3                                                                      
REMARK   3   RMS DEVIATIONS FROM IDEAL VALUES.                                  
REMARK   3    BOND LENGTHS                       (A) : 0.008                    
REMARK   3    BOND ANGLES                  (DEGREES) : 0.97                     
REMARK   3    PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 4.88                     
REMARK   3    OTHER TORSION ANGLES         (DEGREES) : 14.29                    
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 1                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: { A|* }                                                
REMARK   3    ORIGIN FOR THE GROUP (A):    7.9837   38.7538   26.0341           
REMARK   3    T TENSOR                                                          
REMARK   3     T11:   -0.0060 T22:   -0.0079                                    
REMARK   3     T33:   -0.0134 T12:    0.0045                                    
REMARK   3     T13:   -0.0031 T23:    0.0026                                    
REMARK   3    L TENSOR                                                          
REMARK   3     L11:    0.1360 L22:    0.2633                                    
REMARK   3     L33:    0.1460 L12:    0.0832                                    
REMARK   3     L13:    0.0138 L23:    0.0073                                    
REMARK   3    S TENSOR                                                          
REMARK   3     S11:    0.0011 S12:   -0.0081 S13:   -0.0193                     
REMARK   3     S21:    0.0274 S22:   -0.0009 S23:   -0.0274                     
REMARK   3     S31:    0.0191 S32:    0.0163 S33:   -0.0002                     
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 8QE3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 30-AUG-23.                  
REMARK 100 THE DEPOSITION ID IS D_1292133058.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 22-SEP-20                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8                                  
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : DIAMOND                            
REMARK 200  BEAMLINE                       : I03                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.81532                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 6M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : STARANISO                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 105391                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.089                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 73.180                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 67.8                               
REMARK 200  DATA REDUNDANCY                : 13.90                              
REMARK 200  R MERGE                    (I) : 0.10200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 13.6000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.09                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.17                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 12.90                              
REMARK 200  R MERGE FOR SHELL          (I) : 1.47800                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.12                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.13                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 8-12 % PEG 8000, 8-12 % ETHYLENE         
REMARK 280  GLYCOL, 0.1 M HEPES PH 8.0, VAPOR DIFFUSION, 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       34.08050            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       47.00600            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       58.28500            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       34.08050            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       47.00600            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       58.28500            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       34.08050            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       47.00600            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       58.28500            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       34.08050            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       47.00600            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       58.28500            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 6810 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 25150 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -25.0 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       94.01200            
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 575  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 637  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 825  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     GLN 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 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  14    CG   CD   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   O    HOH A   550     O    HOH A   721              1.96            
REMARK 500   O    HOH A   524     O    HOH A   714              1.99            
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    VAL A 226      -65.95   -109.93                                   
REMARK 500    THR A 270     -101.98   -118.19                                   
REMARK 500    TYR A 335       17.75     58.76                                   
REMARK 500    ASP A 383       16.53     59.20                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  8QE3 A    1   395  UNP    P31153   METK2_HUMAN      1    395             
SEQADV 8QE3 GLN A   -1  UNP  P31153              EXPRESSION TAG                 
SEQADV 8QE3 SER A    0  UNP  P31153              EXPRESSION TAG                 
SEQRES   1 A  397  GLN SER MET ASN GLY GLN LEU ASN GLY PHE HIS GLU ALA          
SEQRES   2 A  397  PHE ILE GLU GLU GLY THR PHE LEU PHE THR SER GLU SER          
SEQRES   3 A  397  VAL GLY GLU GLY HIS PRO ASP LYS ILE CYS ASP GLN ILE          
SEQRES   4 A  397  SER ASP ALA VAL LEU ASP ALA HIS LEU GLN GLN ASP PRO          
SEQRES   5 A  397  ASP ALA LYS VAL ALA CYS GLU THR VAL ALA LYS THR GLY          
SEQRES   6 A  397  MET ILE LEU LEU ALA GLY GLU ILE THR SER ARG ALA ALA          
SEQRES   7 A  397  VAL ASP TYR GLN LYS VAL VAL ARG GLU ALA VAL LYS HIS          
SEQRES   8 A  397  ILE GLY TYR ASP ASP SER SER LYS GLY PHE ASP TYR LYS          
SEQRES   9 A  397  THR CYS ASN VAL LEU VAL ALA LEU GLU GLN GLN SER PRO          
SEQRES  10 A  397  ASP ILE ALA GLN GLY VAL HIS LEU ASP ARG ASN GLU GLU          
SEQRES  11 A  397  ASP ILE GLY ALA GLY ASP GLN GLY LEU MET PHE GLY TYR          
SEQRES  12 A  397  ALA THR ASP GLU THR GLU GLU CYS MET PRO LEU THR ILE          
SEQRES  13 A  397  VAL LEU ALA HIS LYS LEU ASN ALA LYS LEU ALA GLU LEU          
SEQRES  14 A  397  ARG ARG ASN GLY THR LEU PRO TRP LEU ARG PRO ASP SER          
SEQRES  15 A  397  LYS THR GLN VAL THR VAL GLN TYR MET GLN ASP ARG GLY          
SEQRES  16 A  397  ALA VAL LEU PRO ILE ARG VAL HIS THR ILE VAL ILE SER          
SEQRES  17 A  397  VAL GLN HIS ASP GLU GLU VAL CYS LEU ASP GLU MET ARG          
SEQRES  18 A  397  ASP ALA LEU LYS GLU LYS VAL ILE LYS ALA VAL VAL PRO          
SEQRES  19 A  397  ALA LYS TYR LEU ASP GLU ASP THR ILE TYR HIS LEU GLN          
SEQRES  20 A  397  PRO SER GLY ARG PHE VAL ILE GLY GLY PRO GLN GLY ASP          
SEQRES  21 A  397  ALA GLY LEU THR GLY ARG LYS ILE ILE VAL ASP THR TYR          
SEQRES  22 A  397  GLY GLY TRP GLY ALA HIS GLY GLY GLY ALA PHE SER GLY          
SEQRES  23 A  397  LYS ASP TYR THR LYS VAL ASP ARG SER ALA ALA TYR ALA          
SEQRES  24 A  397  ALA ARG TRP VAL ALA LYS SER LEU VAL LYS GLY GLY LEU          
SEQRES  25 A  397  CYS ARG ARG VAL LEU VAL GLN VAL SER TYR ALA ILE GLY          
SEQRES  26 A  397  VAL SER HIS PRO LEU SER ILE SER ILE PHE HIS TYR GLY          
SEQRES  27 A  397  THR SER GLN LYS SER GLU ARG GLU LEU LEU GLU ILE VAL          
SEQRES  28 A  397  LYS LYS ASN PHE ASP LEU ARG PRO GLY VAL ILE VAL ARG          
SEQRES  29 A  397  ASP LEU ASP LEU LYS LYS PRO ILE TYR GLN ARG THR ALA          
SEQRES  30 A  397  ALA TYR GLY HIS PHE GLY ARG ASP SER PHE PRO TRP GLU          
SEQRES  31 A  397  VAL PRO LYS LYS LEU LYS TYR                                  
HET    U96  A 401      30                                                       
HET    SAM  A 402      27                                                       
HETNAM     U96 3-CYCLOPROPYL-6-(2-METHYLINDAZOL-5-YL)-4-(6-                     
HETNAM   2 U96  METHYLPYRIDIN-3-YL)-2~{H}-PYRAZOLO[4,3-B]PYRIDIN-5-ONE          
HETNAM     SAM S-ADENOSYLMETHIONINE                                             
FORMUL   2  U96    C23 H20 N6 O                                                 
FORMUL   3  SAM    C15 H22 N6 O5 S                                              
FORMUL   4  HOH   *361(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 THR A  17  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  61   O  MET A  64           
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           
CRYST1   68.161   94.012  116.570  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      0.014671  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010637  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008579        0.00000