HEADER    TRANSFERASE                             23-MAY-13   4KW7              
TITLE     THE STRUCTURE OF AN AS(III) S-ADENOSYLMETHIONINE METHYLTRANSFERASE    
TITLE    2 WITH PHENYLARSINE OXIDE(PAO)                                         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ARSENIC METHYLTRANSFERASE;                                 
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: UNP RESIDUES 1-370;                                        
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CYANIDIOSCHYZON SP. 5508;                       
SOURCE   3 ORGANISM_TAXID: 610260;                                              
SOURCE   4 STRAIN: 5508;                                                        
SOURCE   5 GENE: ARSM;                                                          
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET28(A)                                  
KEYWDS    TRANSFERASE                                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    C.PACKIANATHAN,K.MARAPAKALA,A.A.AJEES,P.KANDAVELU,B.P.ROSEN           
REVDAT   5   06-NOV-24 4KW7    1       REMARK                                   
REVDAT   4   20-SEP-23 4KW7    1       REMARK SEQADV LINK                       
REVDAT   3   03-JUN-15 4KW7    1       JRNL                                     
REVDAT   2   11-MAR-15 4KW7    1       JRNL                                     
REVDAT   1   28-MAY-14 4KW7    0                                                
JRNL        AUTH   K.MARAPAKALA,C.PACKIANATHAN,A.A.AJEES,D.S.DHEEMAN,           
JRNL        AUTH 2 B.SANKARAN,P.KANDAVELU,B.P.ROSEN                             
JRNL        TITL   A DISULFIDE-BOND CASCADE MECHANISM FOR ARSENIC(III)          
JRNL        TITL 2 S-ADENOSYLMETHIONINE METHYLTRANSFERASE.                      
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  71   505 2015              
JRNL        REFN                   ISSN 0907-4449                               
JRNL        PMID   25760600                                                     
JRNL        DOI    10.1107/S1399004714027552                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.6.0117                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 24.56                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 97.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 31891                          
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) : 0.205                           
REMARK   3   R VALUE            (WORKING SET) : 0.203                           
REMARK   3   FREE R VALUE                     : 0.254                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1699                            
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) : 1.80                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.85                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2134                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 93.50                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3410                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 110                          
REMARK   3   BIN FREE R VALUE                    : 0.3960                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2569                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 9                                       
REMARK   3   SOLVENT ATOMS            : 215                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 36.99                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 36.24                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.00000                                              
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : 0.00000                                              
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): 0.139         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.139         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.116         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.893         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.962                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.937                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2671 ; 0.019 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3620 ; 1.960 ; 1.968       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   339 ; 6.708 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   130 ;35.490 ;23.385       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   454 ;16.260 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    23 ;19.230 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   400 ; 0.138 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2056 ; 0.011 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
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):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  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 : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN USED IF PRESENT IN    
REMARK   3  THE INPUT                                                           
REMARK   4                                                                      
REMARK   4 4KW7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-JUN-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000079871.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 11-MAR-12                          
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               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.2                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9795                             
REMARK 200  MONOCHROMATOR                  : GRAPHITE                           
REMARK 200  OPTICS                         : MIRROR                             
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 33659                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.2                               
REMARK 200  DATA REDUNDANCY                : 4.000                              
REMARK 200  R MERGE                    (I) : 0.05900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.86                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 96.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.40                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.52500                            
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: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 4FS8                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.63                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 18% POLYETHYLENE GLYCOL 3350, 0.2 M      
REMARK 280  CALCIUM ACETATE AND 0.1 M TRIS-HCL PH 7.0, 5MM DTT, VAPOR           
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 293.0K                         
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
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+1/2,Y+1/2,Z                                           
REMARK 290       4555   -X+1/2,Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       42.54750            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       23.70500            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       42.54750            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       23.70500            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
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 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     PRO A     2                                                      
REMARK 465     CYS A     3                                                      
REMARK 465     SER A     4                                                      
REMARK 465     CYS A     5                                                      
REMARK 465     ALA A     6                                                      
REMARK 465     SER A     7                                                      
REMARK 465     GLY A     8                                                      
REMARK 465     CYS A     9                                                      
REMARK 465     GLN A    10                                                      
REMARK 465     LYS A    11                                                      
REMARK 465     SER A    12                                                      
REMARK 465     LYS A    13                                                      
REMARK 465     ASN A    14                                                      
REMARK 465     GLY A    15                                                      
REMARK 465     GLY A    16                                                      
REMARK 465     SER A    17                                                      
REMARK 465     THR A    18                                                      
REMARK 465     PRO A    19                                                      
REMARK 465     SER A    20                                                      
REMARK 465     ILE A    21                                                      
REMARK 465     ARG A    22                                                      
REMARK 465     ASP A    23                                                      
REMARK 465     HIS A    24                                                      
REMARK 465     VAL A    25                                                      
REMARK 465     ALA A    26                                                      
REMARK 465     ASP A    27                                                      
REMARK 465     TYR A    28                                                      
REMARK 465     TYR A    29                                                      
REMARK 465     GLY A    30                                                      
REMARK 465     LYS A    31                                                      
REMARK 465     THR A    32                                                      
REMARK 465     LEU A    33                                                      
REMARK 465     GLN A    34                                                      
REMARK 465     SER A    35                                                      
REMARK 465     SER A    36                                                      
REMARK 465     ALA A    37                                                      
REMARK 465     ASP A    38                                                      
REMARK 465     LEU A    39                                                      
REMARK 465     LYS A    40                                                      
REMARK 465     THR A    41                                                      
REMARK 465     SER A    42                                                      
REMARK 465     ALA A    43                                                      
REMARK 465     HIS A   372                                                      
REMARK 465     HIS A   373                                                      
REMARK 465     HIS A   374                                                      
REMARK 465     HIS A   375                                                      
REMARK 465     HIS A   376                                                      
REMARK 465     HIS A   377                                                      
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    SER A   179     O    HOH A   707              2.17            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   OD1  ASN A   119     OE2  GLU A   315     3455     1.87            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    HIS A 190   CG    HIS A 190   CD2     0.056                       
REMARK 500    TYR A 200   CZ    TYR A 200   OH      0.115                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A 236   NE  -  CZ  -  NH1 ANGL. DEV. =   4.0 DEGREES          
REMARK 500    ARG A 236   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    ARG A 247   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.0 DEGREES          
REMARK 500    ARG A 262   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500    ARG A 262   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.0 DEGREES          
REMARK 500    ARG A 319   NE  -  CZ  -  NH1 ANGL. DEV. =   4.5 DEGREES          
REMARK 500    ARG A 319   NE  -  CZ  -  NH2 ANGL. DEV. =  -6.7 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    ASN A 153       86.52   -151.35                                   
REMARK 500    SER A 165       54.92     38.47                                   
REMARK 500    SER A 172      148.73   -170.85                                   
REMARK 500    ASN A 181      105.03   -166.18                                   
REMARK 500    GLN A 343     -159.09    -88.54                                   
REMARK 500    ALA A 351       48.95    -81.86                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 610                                                                      
REMARK 610 MISSING HETEROATOM                                                   
REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 610 I=INSERTION CODE):                                                   
REMARK 610   M RES C SSEQI                                                      
REMARK 610     PA0 A  403                                                       
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                              CA A 401  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLY A  91   O                                                      
REMARK 620 2 HOH A 515   O   141.9                                              
REMARK 620 3 HOH A 519   O    79.4 135.8                                        
REMARK 620 4 HOH A 520   O    76.2  67.3 155.6                                  
REMARK 620 5 HOH A 523   O    90.1 107.5  80.4 101.6                            
REMARK 620 6 HOH A 527   O    93.0  82.5  79.7  99.4 158.8                      
REMARK 620 7 HOH A 694   O   148.2  70.0  71.1 133.1  73.5  93.4                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 402  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 207   OD2                                                    
REMARK 620 2 GLN A 269   OE1  70.9                                              
REMARK 620 3 HOH A 651   O    89.3 144.2                                        
REMARK 620 4 HOH A 669   O   151.4  84.0 119.2                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 401                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 402                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PA0 A 403                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4FSD   RELATED DB: PDB                                   
REMARK 900 ARSM ARSENIC(III) S-ADENOSYLMETHIONINE METHYLTRANSFERASE WITH        
REMARK 900 AS(III)                                                              
REMARK 900 RELATED ID: 4FS8   RELATED DB: PDB                                   
REMARK 900 THE STRUCTURE OF AN AS(III) S-ADENOSYLMETHIONINE METHYLTRANSFERASE:  
REMARK 900 INSIGHTS INTO THE MECHANISM OF ARSENIC BIOTRANSFORMATION             
REMARK 900 RELATED ID: 4FR0   RELATED DB: PDB                                   
REMARK 900 ARSM ARSENIC(III) S-ADENOSYLMETHIONINE METHYLTRANSFERASE WITH SAM    
REMARK 900 RELATED ID: 4KU9   RELATED DB: PDB                                   
REMARK 900 ARSM ARSENIC(III) S-ADENOSYLMETHIONINE METHYLTRANSFERASE WITH        
REMARK 900 TRIVALENT PHENYL ARSENCIAL DERIVATIVE-ROXARSONE                      
DBREF  4KW7 A    1   370  UNP    C0JV69   C0JV69_9RHOD     1    370             
SEQADV 4KW7 SER A  371  UNP  C0JV69              EXPRESSION TAG                 
SEQADV 4KW7 HIS A  372  UNP  C0JV69              EXPRESSION TAG                 
SEQADV 4KW7 HIS A  373  UNP  C0JV69              EXPRESSION TAG                 
SEQADV 4KW7 HIS A  374  UNP  C0JV69              EXPRESSION TAG                 
SEQADV 4KW7 HIS A  375  UNP  C0JV69              EXPRESSION TAG                 
SEQADV 4KW7 HIS A  376  UNP  C0JV69              EXPRESSION TAG                 
SEQADV 4KW7 HIS A  377  UNP  C0JV69              EXPRESSION TAG                 
SEQRES   1 A  377  MET PRO CYS SER CYS ALA SER GLY CYS GLN LYS SER LYS          
SEQRES   2 A  377  ASN GLY GLY SER THR PRO SER ILE ARG ASP HIS VAL ALA          
SEQRES   3 A  377  ASP TYR TYR GLY LYS THR LEU GLN SER SER ALA ASP LEU          
SEQRES   4 A  377  LYS THR SER ALA CYS LYS LEU ALA ALA ALA VAL PRO GLU          
SEQRES   5 A  377  SER HIS ARG LYS ILE LEU ALA ASP ILE ALA ASP GLU VAL          
SEQRES   6 A  377  LEU GLU LYS PHE TYR GLY CYS GLY SER THR LEU PRO ALA          
SEQRES   7 A  377  ASP GLY SER LEU GLU GLY ALA THR VAL LEU ASP LEU GLY          
SEQRES   8 A  377  CYS GLY THR GLY ARG ASP VAL TYR LEU ALA SER LYS LEU          
SEQRES   9 A  377  VAL GLY GLU HIS GLY LYS VAL ILE GLY VAL ASP MET LEU          
SEQRES  10 A  377  ASP ASN GLN LEU GLU VAL ALA ARG LYS TYR VAL GLU TYR          
SEQRES  11 A  377  HIS ALA GLU LYS PHE PHE GLY SER PRO SER ARG SER ASN          
SEQRES  12 A  377  VAL ARG PHE LEU LYS GLY PHE ILE GLU ASN LEU ALA THR          
SEQRES  13 A  377  ALA GLU PRO GLU GLY VAL PRO ASP SER SER VAL ASP ILE          
SEQRES  14 A  377  VAL ILE SER ASN CYS VAL CYS ASN LEU SER THR ASN LYS          
SEQRES  15 A  377  LEU ALA LEU PHE LYS GLU ILE HIS ARG VAL LEU ARG ASP          
SEQRES  16 A  377  GLY GLY GLU LEU TYR PHE SER ASP VAL TYR ALA ASP ARG          
SEQRES  17 A  377  ARG LEU SER GLU ALA ALA GLN GLN ASP PRO ILE LEU TYR          
SEQRES  18 A  377  GLY GLU CYS LEU GLY GLY ALA LEU TYR LEU GLU ASP PHE          
SEQRES  19 A  377  ARG ARG LEU VAL ALA GLU ALA GLY PHE ARG ASP VAL ARG          
SEQRES  20 A  377  LEU VAL SER VAL GLY PRO VAL ASP VAL SER ASP PRO GLN          
SEQRES  21 A  377  LEU ARG LYS LEU VAL PRO ASP VAL GLN PHE TYR SER CYS          
SEQRES  22 A  377  THR PHE ARG CYS PHE LYS VAL ALA THR LEU GLU ALA THR          
SEQRES  23 A  377  ARG GLU ASP TYR GLY GLN SER ALA THR TYR LEU GLY GLY          
SEQRES  24 A  377  ILE GLY GLU GLU PHE LYS LEU ASP ARG PHE PHE THR PHE          
SEQRES  25 A  377  PRO ARG GLU LYS PRO VAL ARG VAL ASP ARG ASN THR ALA          
SEQRES  26 A  377  GLU ILE ILE ARG HIS SER ARG LEU HIS GLN TRP PHE SER          
SEQRES  27 A  377  VAL SER ALA GLU GLN GLN HIS MET GLY LEU PHE LYS ALA          
SEQRES  28 A  377  ASN ASP SER TYR ALA LEU LEU HIS ALA PRO LEU SER MET          
SEQRES  29 A  377  GLN VAL GLU GLN LEU VAL SER HIS HIS HIS HIS HIS HIS          
HET     CA  A 401       1                                                       
HET     CA  A 402       1                                                       
HET    PA0  A 403       7                                                       
HETNAM      CA CALCIUM ION                                                      
HETNAM     PA0 PHENYLARSINE OXIDE                                               
HETSYN     PA0 OXO(PHENYL)ARSANE                                                
FORMUL   2   CA    2(CA 2+)                                                     
FORMUL   4  PA0    C6 H5 AS O                                                   
FORMUL   5  HOH   *215(H2 O)                                                    
HELIX    1   1 PRO A   51  ALA A   59  1                                   9    
HELIX    2   2 ALA A   62  LYS A   68  1                                   7    
HELIX    3   3 ALA A   78  GLU A   83  5                                   6    
HELIX    4   4 GLY A   95  GLY A  106  1                                  12    
HELIX    5   5 LEU A  117  LYS A  126  1                                  10    
HELIX    6   6 TYR A  127  GLY A  137  1                                  11    
HELIX    7   7 ASN A  153  ALA A  157  5                                   5    
HELIX    8   8 ASN A  181  VAL A  192  1                                  12    
HELIX    9   9 SER A  211  ASP A  217  1                                   7    
HELIX   10  10 ASP A  217  GLU A  223  1                                   7    
HELIX   11  11 TYR A  230  ALA A  241  1                                  12    
HELIX   12  12 ASP A  258  LYS A  263  1                                   6    
HELIX   13  13 ASP A  321  SER A  331  1                                  11    
HELIX   14  14 ARG A  332  GLN A  335  5                                   4    
HELIX   15  15 SER A  354  HIS A  359  1                                   6    
HELIX   16  16 PRO A  361  SER A  371  1                                  11    
SHEET    1   A 7 VAL A 144  LYS A 148  0                                        
SHEET    2   A 7 LYS A 110  ASP A 115  1  N  GLY A 113   O  LEU A 147           
SHEET    3   A 7 THR A  86  LEU A  90  1  N  ASP A  89   O  ILE A 112           
SHEET    4   A 7 VAL A 167  ASN A 173  1  O  ILE A 169   N  LEU A  88           
SHEET    5   A 7 LEU A 193  ALA A 206  1  O  ARG A 194   N  VAL A 167           
SHEET    6   A 7 PHE A 270  PHE A 278 -1  O  TYR A 271   N  TYR A 205           
SHEET    7   A 7 VAL A 246  VAL A 254 -1  N  VAL A 249   O  THR A 274           
SHEET    1   B 3 PRO A 317  ARG A 319  0                                        
SHEET    2   B 3 SER A 293  TYR A 296 -1  N  ALA A 294   O  VAL A 318           
SHEET    3   B 3 PHE A 337  VAL A 339 -1  O  SER A 338   N  THR A 295           
SHEET    1   C 2 GLU A 303  LYS A 305  0                                        
SHEET    2   C 2 THR A 311  PRO A 313 -1  O  PHE A 312   N  PHE A 304           
SSBOND   1 CYS A   44    CYS A   72                          1555   1555  2.10  
LINK         O   GLY A  91                CA    CA A 401     1555   1555  2.21  
LINK         OD2 ASP A 207                CA    CA A 402     1555   1555  2.50  
LINK         OE1 GLN A 269                CA    CA A 402     1555   1555  2.44  
LINK        CA    CA A 401                 O   HOH A 515     1555   1555  2.54  
LINK        CA    CA A 401                 O   HOH A 519     1555   1555  2.40  
LINK        CA    CA A 401                 O   HOH A 520     1555   1555  2.47  
LINK        CA    CA A 401                 O   HOH A 523     1555   1555  2.41  
LINK        CA    CA A 401                 O   HOH A 527     1555   1555  2.49  
LINK        CA    CA A 401                 O   HOH A 694     1555   1555  2.36  
LINK        CA    CA A 402                 O   HOH A 651     1555   1555  2.46  
LINK        CA    CA A 402                 O   HOH A 669     1555   1555  2.54  
CISPEP   1 GLU A  158    PRO A  159          0         1.77                     
SITE     1 AC1  7 GLY A  91  HOH A 515  HOH A 519  HOH A 520                    
SITE     2 AC1  7 HOH A 523  HOH A 527  HOH A 694                               
SITE     1 AC2  5 ASP A 207  GLN A 269  GLU A 367  HOH A 651                    
SITE     2 AC2  5 HOH A 669                                                     
SITE     1 AC3  5 CYS A  44  CYS A 174  GLY A 222  GLU A 223                    
SITE     2 AC3  5 CYS A 224                                                     
CRYST1   85.095   47.410  100.375  90.00 113.48  90.00 C 1 2 1       4          
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      0.011752  0.000000  0.005105        0.00000                         
SCALE2      0.000000  0.021093  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010862        0.00000