PDB Short entry for 1S3C
HEADER    OXIDOREDUCTASE                          13-JAN-04   1S3C              
TITLE     ARSENATE REDUCTASE C12S MUTANT FROM E. COLI                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ARSENATE REDUCTASE;                                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: ARSENICAL PUMP MODIFIER;                                    
COMPND   5 EC: 1.20.4.1;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)                                  
KEYWDS    ARSC, REDUCTASE, ARSENITE, ARSENATE, OXIDOREDUCTASE                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.DEMEL,B.F.EDWARDS                                                   
REVDAT   7   27-OCT-21 1S3C    1       REMARK SEQADV LINK                       
REVDAT   6   24-JUL-19 1S3C    1       REMARK                                   
REVDAT   5   29-AUG-18 1S3C    1       COMPND SOURCE                            
REVDAT   4   11-OCT-17 1S3C    1       REMARK                                   
REVDAT   3   13-JUL-11 1S3C    1       VERSN                                    
REVDAT   2   24-FEB-09 1S3C    1       VERSN                                    
REVDAT   1   15-FEB-05 1S3C    0                                                
JRNL        AUTH   S.DEMEL,J.SHI,P.MARTIN,B.P.ROSEN,B.F.EDWARDS                 
JRNL        TITL   ARGININE 60 IN THE ARSC ARSENATE REDUCTASE OF E. COLI        
JRNL        TITL 2 PLASMID R773 DETERMINES THE CHEMICAL NATURE OF THE BOUND     
JRNL        TITL 3 AS(III) PRODUCT.                                             
JRNL        REF    PROTEIN SCI.                  V.  13  2330 2004              
JRNL        REFN                   ISSN 0961-8368                               
JRNL        PMID   15295115                                                     
JRNL        DOI    10.1110/PS.04787204                                          
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.25 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : SHELXL-97                                            
REMARK   3   AUTHORS     : G.M.SHELDRICK                                        
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.25                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 82.1                           
REMARK   3   CROSS-VALIDATION METHOD           : THROUGHOUT                     
REMARK   3   FREE R VALUE TEST SET SELECTION   : RANDOM                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : 0.148                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.146                  
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.239                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.800                  
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 3358                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 58388                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : 0.112                  
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : 0.111                  
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : 0.184                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.400                  
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : 1515                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : 28004                  
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 1085                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 18                                            
REMARK   3   SOLVENT ATOMS      : 276                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : 1352.6                  
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : 1112.0                  
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : 10                      
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : 12836                   
REMARK   3   NUMBER OF RESTRAINTS                     : 15250                   
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.014                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.034                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000                   
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : 0.030                   
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : 0.062                   
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : 0.082                   
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : 0.053                   
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : 0.004                   
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : 0.060                   
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : 0.104                   
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: NULL                                                  
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : NULL                                
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: ANISOTROPIC REFINEMENT REDUCED FREE R     
REMARK   3  (NO CUTOFF) BY ?                                                    
REMARK   4                                                                      
REMARK   4 1S3C COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-JAN-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000021314.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 93.0                               
REMARK 200  PH                             : 4.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 17-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0000                             
REMARK 200  MONOCHROMATOR                  : SI(111) DOUBLE-CRYSTAL             
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : X-GEN, XDS                         
REMARK 200  DATA SCALING SOFTWARE          : XDS, X-GEN                         
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 71887                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.250                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 81.5                               
REMARK 200  DATA REDUNDANCY                : 10.20                              
REMARK 200  R MERGE                    (I) : 0.11720                            
REMARK 200  R SYM                      (I) : 0.11720                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.2000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.25                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.28                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 66.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.67700                            
REMARK 200  R SYM FOR SHELL            (I) : 0.67700                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 0.620                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: SHELX                                                 
REMARK 200 STARTING MODEL: NATIVE STRUCTURE                                     
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 57.90                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.92                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: CESIUM SULFATE, ACETATE, PH 4.8, VAPOR   
REMARK 280  DIFFUSION, HANGING DROP                                             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+5/6                                            
REMARK 290       6555   X-Y,X,Z+1/6                                             
REMARK 290       7555   Y,X,-Z+1/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+2/3                                          
REMARK 290      10555   -Y,-X,-Z+5/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+1/6                                            
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       38.71300            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       77.42600            
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       58.06950            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       96.78250            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       19.35650            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       38.71300            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000       77.42600            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       96.78250            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       58.06950            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       19.35650            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: PQS                                                   
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                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3000 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 13600 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -184.0 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  0.500000  0.866025  0.000000      -43.23750            
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000       74.88955            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      135.49550            
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 S    SO4 A 202  LIES ON A SPECIAL POSITION.                          
REMARK 375 CS    CS A 301  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A1178  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A1252  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A     1                                                      
REMARK 465     SER A     2                                                      
REMARK 465     LYS A   141                                                      
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  23   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.7 DEGREES          
REMARK 500    GLU A  36   CA  -  CB  -  CG  ANGL. DEV. =  18.1 DEGREES          
REMARK 500    ARG A  41   NE  -  CZ  -  NH2 ANGL. DEV. =   5.0 DEGREES          
REMARK 500    GLU A  43   CA  -  CB  -  CG  ANGL. DEV. =  15.8 DEGREES          
REMARK 500    GLU A  43   OE1 -  CD  -  OE2 ANGL. DEV. = -11.2 DEGREES          
REMARK 500    GLU A  67   OE1 -  CD  -  OE2 ANGL. DEV. =  -8.7 DEGREES          
REMARK 500    ASP A  79   O   -  C   -  N   ANGL. DEV. = -10.6 DEGREES          
REMARK 500    ARG A  94   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ARG A  94   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.7 DEGREES          
REMARK 500    ARG A 104   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.6 DEGREES          
REMARK 500    ARG A 107   NE  -  CZ  -  NH2 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG A 139   CD  -  NE  -  CZ  ANGL. DEV. =  11.2 DEGREES          
REMARK 500    ARG A 139   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.5 DEGREES          
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                              CS A 302  CS                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 PRO A  38   O                                                      
REMARK 620 2 SER A  40   N    62.8                                              
REMARK 620 3 HOH A1024   O    62.5  96.0                                        
REMARK 620 4 HOH A1098   O    49.6 102.2  84.5                                  
REMARK 620 5 HOH A1157   O    71.3  69.1 132.9  57.8                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CS A 303  CS                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A  64   OE2                                                    
REMARK 620 2 GLN A  87   NE2 123.2                                              
REMARK 620 3 HOH A1071   O    57.5  68.7                                        
REMARK 620 4 HOH A1104   O    77.2  67.2  68.8                                  
REMARK 620 5 HOH A1210   O    62.4  86.3  37.5 106.1                            
REMARK 620 6 HOH A1233   O    78.4 141.5 110.6 150.6  76.3                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CS A 301  CS                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 LEU A 113   O                                                      
REMARK 620 2 LEU A 113   O   133.5                                              
REMARK 620 3 ASP A 114   O    68.8  72.7                                        
REMARK 620 4 ASP A 114   O    72.7  68.8  66.7                                  
REMARK 620 5 LEU A 116   O    79.4 129.4  94.8 150.6                            
REMARK 620 6 LEU A 116   O   129.4  79.5 150.6  94.8 110.3                      
REMARK 620 7 HOH A1025   O   142.1  83.7 131.4 141.1  68.3  52.1                
REMARK 620 8 HOH A1025   O    83.7 142.1 141.1 131.4  52.1  68.3  61.1          
REMARK 620 N                    1     2     3     4     5     6     7           
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 201                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 202                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 203                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CS A 301                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CS A 302                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CS A 303                  
DBREF  1S3C A    1   141  UNP    P08692   ARSC1_ECOLI      1    141             
SEQADV 1S3C SER A   12  UNP  P08692    CYS    12 ENGINEERED MUTATION            
SEQRES   1 A  141  MET SER ASN ILE THR ILE TYR HIS ASN PRO ALA SER GLY          
SEQRES   2 A  141  THR SER ARG ASN THR LEU GLU MET ILE ARG ASN SER GLY          
SEQRES   3 A  141  THR GLU PRO THR ILE ILE LEU TYR LEU GLU ASN PRO PRO          
SEQRES   4 A  141  SER ARG ASP GLU LEU VAL LYS LEU ILE ALA ASP MET GLY          
SEQRES   5 A  141  ILE SER VAL ARG ALA LEU LEU ARG LYS ASN VAL GLU PRO          
SEQRES   6 A  141  TYR GLU GLN LEU GLY LEU ALA GLU ASP LYS PHE THR ASP          
SEQRES   7 A  141  ASP GLN LEU ILE ASP PHE MET LEU GLN HIS PRO ILE LEU          
SEQRES   8 A  141  ILE ASN ARG PRO ILE VAL VAL THR PRO LEU GLY THR ARG          
SEQRES   9 A  141  LEU CYS ARG PRO SER GLU VAL VAL LEU ASP ILE LEU GLN          
SEQRES  10 A  141  ASP ALA GLN LYS GLY ALA PHE THR LYS GLU ASP GLY GLU          
SEQRES  11 A  141  LYS VAL VAL ASP GLU ALA GLY LYS ARG LEU LYS                  
HET    SO4  A 201       5                                                       
HET    SO4  A 202       5                                                       
HET    SO4  A 203       9                                                       
HET     CS  A 301       1                                                       
HET     CS  A 302       1                                                       
HET     CS  A 303       1                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM      CS CESIUM ION                                                       
FORMUL   2  SO4    3(O4 S 2-)                                                   
FORMUL   5   CS    3(CS 1+)                                                     
FORMUL   8  HOH   *276(H2 O)                                                    
HELIX    1   1 SER A   12  SER A   25  1                                  14    
HELIX    2   2 SER A   40  GLY A   52  1                                  13    
HELIX    3   3 SER A   54  LEU A   59  1                                   6    
HELIX    4   4 VAL A   63  LEU A   69  1                                   7    
HELIX    5   5 THR A   77  HIS A   88  1                                  12    
HELIX    6   6 PRO A   89  ILE A   92  5                                   4    
HELIX    7   7 PRO A  108  ILE A  115  5                                   8    
SHEET    1   A 4 THR A  30  ILE A  32  0                                        
SHEET    2   A 4 THR A   5  TYR A   7  1  N  ILE A   6   O  ILE A  32           
SHEET    3   A 4 ILE A  96  THR A  99 -1  O  ILE A  96   N  TYR A   7           
SHEET    4   A 4 GLY A 102  LEU A 105 -1  O  GLY A 102   N  THR A  99           
SHEET    1   B 2 PHE A 124  THR A 125  0                                        
SHEET    2   B 2 LYS A 131  VAL A 133 -1  O  VAL A 132   N  PHE A 124           
LINK         O   PRO A  38                CS    CS A 302     1555   1555  3.12  
LINK         N   SER A  40                CS    CS A 302     1555   1555  3.90  
LINK         OE2 GLU A  64                CS    CS A 303     1555   1555  3.25  
LINK         NE2 GLN A  87                CS    CS A 303     8676   1555  3.84  
LINK         O   LEU A 113                CS    CS A 301     1555   1555  3.21  
LINK         O   LEU A 113                CS    CS A 301    10665   1555  3.21  
LINK         O   ASP A 114                CS    CS A 301     1555   1555  3.24  
LINK         O   ASP A 114                CS    CS A 301    10665   1555  3.24  
LINK         O   LEU A 116                CS    CS A 301     1555   1555  3.12  
LINK         O   LEU A 116                CS    CS A 301    10665   1555  3.12  
LINK        CS    CS A 301                 O   HOH A1025     1555   1555  3.34  
LINK        CS    CS A 301                 O   HOH A1025     1555  10665  3.34  
LINK        CS    CS A 302                 O   HOH A1024     1555   1555  3.19  
LINK        CS    CS A 302                 O   HOH A1098     1555   1555  3.27  
LINK        CS    CS A 302                 O   HOH A1157     1555   1555  2.85  
LINK        CS    CS A 303                 O   HOH A1071     1555   1555  3.44  
LINK        CS    CS A 303                 O   HOH A1104     1555   1555  3.32  
LINK        CS    CS A 303                 O   HOH A1210     1555  12566  3.75  
LINK        CS    CS A 303                 O   HOH A1233     1555  12566  3.94  
CISPEP   1 ARG A   94    PRO A   95          0        -7.92                     
CISPEP   2 ARG A  107    PRO A  108          0        -0.24                     
SITE     1 AC1 10 SER A  12  GLY A  13  THR A  14  ARG A  60                    
SITE     2 AC1 10 ASN A  62  ARG A  94  ARG A 107  HOH A1008                    
SITE     3 AC1 10 HOH A1063  HOH A1131                                          
SITE     1 AC2  3 ARG A  60  ASN A  62  HOH A1101                               
SITE     1 AC3  9 THR A  14  ASN A  17  PRO A 108  SER A 109                    
SITE     2 AC3  9 LYS A 126  HOH A1035  HOH A1070  HOH A1106                    
SITE     3 AC3  9 HOH A1111                                                     
SITE     1 AC4  3 LEU A 113  ASP A 114  LEU A 116                               
SITE     1 AC5  3 PRO A  38  GLU A  43  HOH A1157                               
SITE     1 AC6  1 GLU A  64                                                     
CRYST1   86.475   86.475  116.139  90.00  90.00 120.00 P 61 2 2     12          
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      0.011564  0.006676  0.000000        0.00000                         
SCALE2      0.000000  0.013353  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008610        0.00000