PDB Short entry for 1S3D
HEADER    OXIDOREDUCTASE                          13-JAN-04   1S3D              
TITLE     ARSENATE REDUCTASE R60A 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   8   27-OCT-21 1S3D    1       REMARK SEQADV LINK                       
REVDAT   7   24-JUL-19 1S3D    1       REMARK                                   
REVDAT   6   29-AUG-18 1S3D    1       COMPND SOURCE REMARK ATOM                
REVDAT   5   04-APR-18 1S3D    1       REMARK                                   
REVDAT   4   11-OCT-17 1S3D    1       REMARK                                   
REVDAT   3   13-JUL-11 1S3D    1       VERSN                                    
REVDAT   2   24-FEB-09 1S3D    1       VERSN                                    
REVDAT   1   15-FEB-05 1S3D    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.    1.54 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) : 1.54                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 89.2                           
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) : 0.138                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.147                  
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.199                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.200                  
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 1806                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 34567                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : 0.135                  
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : 0.144                  
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : 0.195                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.200                  
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : 1745                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : 33399                  
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 1080                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 25                                            
REMARK   3   SOLVENT ATOMS      : 335                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : 1448.7                  
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : 1103.0                  
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : 9                       
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : 13495                   
REMARK   3   NUMBER OF RESTRAINTS                     : 15505                   
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.011                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.030                   
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) : 0.056                   
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : 0.076                   
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : 0.054                   
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : 0.004                   
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : 0.045                   
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : 0.073                   
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-228        
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER                        
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1S3D COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-JAN-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000021315.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 24-JUL-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 93.0                               
REMARK 200  PH                             : 4.80                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU200                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : OSMIC MIRRORS                      
REMARK 200  OPTICS                         : OSMIC MIRRORS                      
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : X-GEN                              
REMARK 200  DATA SCALING SOFTWARE          : X-GEN                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 34567                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.529                              
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     (%) : 92.6                               
REMARK 200  DATA REDUNDANCY                : 16.38                              
REMARK 200  R MERGE                    (I) : 0.09300                            
REMARK 200  R SYM                      (I) : 0.09300                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 25.1000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.53                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.59                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 56.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.92                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.29720                            
REMARK 200  R SYM FOR SHELL            (I) : 0.29720                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.130                              
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   (%): 57.10                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.87                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 50% SATURATED CESIUM SULFATE, 100 MM     
REMARK 280  SODIUM ACETATE, 5 MM DTT, PH 4.80, VAPOR 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       38.55000            
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       77.10000            
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       57.82500            
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       96.37500            
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       19.27500            
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       38.55000            
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       77.10000            
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       96.37500            
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       57.82500            
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       19.27500            
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: 4110 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 13840 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -335.0 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      -43.30000            
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000       74.99780            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      134.92500            
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    LEU A 140   C     LEU A 140   OXT     1.566                       
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    ASN A   9   C   -  N   -  CA  ANGL. DEV. =  17.6 DEGREES          
REMARK 500    ARG A  41   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.0 DEGREES          
REMARK 500    ASP A  79   O   -  C   -  N   ANGL. DEV. = -10.4 DEGREES          
REMARK 500    PRO A 100   O   -  C   -  N   ANGL. DEV. =  -9.7 DEGREES          
REMARK 500    ASP A 114   CB  -  CG  -  OD2 ANGL. DEV. =   6.2 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A1162        DISTANCE =  5.81 ANGSTROMS                       
REMARK 525    HOH A1193        DISTANCE =  5.88 ANGSTROMS                       
REMARK 525    HOH A1214        DISTANCE =  5.91 ANGSTROMS                       
REMARK 525    HOH A1216        DISTANCE =  6.00 ANGSTROMS                       
REMARK 525    HOH A1218        DISTANCE =  6.93 ANGSTROMS                       
REMARK 525    HOH A1237        DISTANCE =  6.18 ANGSTROMS                       
REMARK 525    HOH A1243        DISTANCE =  6.48 ANGSTROMS                       
REMARK 525    HOH A1258        DISTANCE =  6.17 ANGSTROMS                       
REMARK 525    HOH A1271        DISTANCE =  8.61 ANGSTROMS                       
REMARK 525    HOH A1290        DISTANCE =  6.12 ANGSTROMS                       
REMARK 525    HOH A1305        DISTANCE =  6.02 ANGSTROMS                       
REMARK 525    HOH A1307        DISTANCE =  5.81 ANGSTROMS                       
REMARK 525    HOH A1319        DISTANCE =  6.97 ANGSTROMS                       
REMARK 525    HOH A1333        DISTANCE =  6.22 ANGSTROMS                       
REMARK 525    HOH A1335        DISTANCE =  6.45 ANGSTROMS                       
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 402  CS                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 PRO A  38   O                                                      
REMARK 620 2 SER A  40   N    64.2                                              
REMARK 620 3 HOH A1020   O    60.9  99.6                                        
REMARK 620 4 HOH A1127   O    47.7 101.2  80.3                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CS A 403  CS                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A  64   OE2                                                    
REMARK 620 2 GLN A  87   NE2 122.6                                              
REMARK 620 3 HOH A1071   O    58.2  67.1                                        
REMARK 620 4 HOH A1135   O    79.9  66.6  70.7                                  
REMARK 620 5 HOH A1277   O    81.5 146.3 120.8 146.3                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CS A 401  CS                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 LEU A 113   O                                                      
REMARK 620 2 LEU A 113   O   132.6                                              
REMARK 620 3 ASP A 114   O    68.8  75.4                                        
REMARK 620 4 ASP A 114   O    71.4  66.6  67.3                                  
REMARK 620 5 LEU A 116   O    79.3 137.7  99.2 150.5                            
REMARK 620 6 LEU A 116   O   124.9  76.7 149.3  90.0 110.0                      
REMARK 620 7 HOH A1039   O    81.6 141.2 142.9 124.3  52.1  66.9                
REMARK 620 8 HOH A1039   O   143.0  84.3 136.8 136.7  71.2  51.1  62.8          
REMARK 620 N                    1     2     3     4     5     6     7           
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CS A 404  CS                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLN A 120   O                                                      
REMARK 620 2 GLU A 135   O   139.9                                              
REMARK 620 3 HOH A1093   O    48.7 115.1                                        
REMARK 620 4 HOH A1119   O    72.8  68.3  60.8                                  
REMARK 620 5 HOH A1151   O    81.7 116.3  49.0 103.4                            
REMARK 620 6 HOH A1183   O    55.9 160.4  84.0 128.7  72.4                      
REMARK 620 7 HOH A1301   O   118.8  75.2 167.4 120.8 134.7  86.4                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CS A 405  CS                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 128   OD2                                                    
REMARK 620 2 HOH A1033   O   119.0                                              
REMARK 620 3 HOH A1065   O   101.8 120.4                                        
REMARK 620 4 HOH A1077   O    57.1  71.8 158.0                                  
REMARK 620 5 HOH A1195   O   125.6  67.2 121.4  79.5                            
REMARK 620 6 HOH A1209   O    67.9 162.1  70.7 102.9  95.2                      
REMARK 620 N                    1     2     3     4     5                       
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 SO4 A 204                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CS A 401                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CS A 402                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CS A 403                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CS A 404                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CS A 405                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1S3C   RELATED DB: PDB                                   
DBREF  1S3D A    3   140  UNP    P08692   ARSC1_ECOLI      3    140             
SEQADV 1S3D ALA A   60  UNP  P08692    ARG    60 ENGINEERED MUTATION            
SEQRES   1 A  138  ASN ILE THR ILE TYR HIS ASN PRO ALA CYS GLY THR SER          
SEQRES   2 A  138  ARG ASN THR LEU GLU MET ILE ARG ASN SER GLY THR GLU          
SEQRES   3 A  138  PRO THR ILE ILE LEU TYR LEU GLU ASN PRO PRO SER ARG          
SEQRES   4 A  138  ASP GLU LEU VAL LYS LEU ILE ALA ASP MET GLY ILE SER          
SEQRES   5 A  138  VAL ARG ALA LEU LEU ALA LYS ASN VAL GLU PRO TYR GLU          
SEQRES   6 A  138  GLN LEU GLY LEU ALA GLU ASP LYS PHE THR ASP ASP GLN          
SEQRES   7 A  138  LEU ILE ASP PHE MET LEU GLN HIS PRO ILE LEU ILE ASN          
SEQRES   8 A  138  ARG PRO ILE VAL VAL THR PRO LEU GLY THR ARG LEU CYS          
SEQRES   9 A  138  ARG PRO SER GLU VAL VAL LEU ASP ILE LEU GLN ASP ALA          
SEQRES  10 A  138  GLN LYS GLY ALA PHE THR LYS GLU ASP GLY GLU LYS VAL          
SEQRES  11 A  138  VAL ASP GLU ALA GLY LYS ARG LEU                              
HET    SO4  A 201       5                                                       
HET    SO4  A 202       5                                                       
HET    SO4  A 203       5                                                       
HET    SO4  A 204       5                                                       
HET     CS  A 401       1                                                       
HET     CS  A 402       1                                                       
HET     CS  A 403       1                                                       
HET     CS  A 404       1                                                       
HET     CS  A 405       1                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM      CS CESIUM ION                                                       
FORMUL   2  SO4    4(O4 S 2-)                                                   
FORMUL   6   CS    5(CS 1+)                                                     
FORMUL  11  HOH   *335(H2 O)                                                    
HELIX    1   1 CYS A   12  SER A   25  1                                  14    
HELIX    2   2 SER A   40  GLY A   52  1                                  13    
HELIX    3   3 VAL A   55  LEU A   59  5                                   5    
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  LEU A  33  0                                        
SHEET    2   A 4 THR A   5  HIS A   8  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 402     1555   1555  3.15  
LINK         N   SER A  40                CS    CS A 402     1555   1555  3.75  
LINK         OE2 GLU A  64                CS    CS A 403     1555   1555  3.18  
LINK         NE2 GLN A  87                CS    CS A 403     8676   1555  3.71  
LINK         O   LEU A 113                CS    CS A 401     1555   1555  3.23  
LINK         O   LEU A 113                CS    CS A 401    10665   1555  3.16  
LINK         O   ASP A 114                CS    CS A 401     1555   1555  3.25  
LINK         O   ASP A 114                CS    CS A 401    10665   1555  3.49  
LINK         O   LEU A 116                CS    CS A 401     1555   1555  2.99  
LINK         O   LEU A 116                CS    CS A 401    10665   1555  3.25  
LINK         O   GLN A 120                CS    CS A 404     1555   1555  3.42  
LINK         OD2 ASP A 128                CS    CS A 405     1555   1555  3.48  
LINK         O   GLU A 135                CS    CS A 404     1555   1555  3.10  
LINK        CS    CS A 401                 O   HOH A1039     1555   1555  3.32  
LINK        CS    CS A 401                 O   HOH A1039     1555  10665  3.21  
LINK        CS    CS A 402                 O   HOH A1020     1555   1555  3.14  
LINK        CS    CS A 402                 O   HOH A1127     1555   1555  3.34  
LINK        CS    CS A 403                 O   HOH A1071     1555   1555  3.53  
LINK        CS    CS A 403                 O   HOH A1135     1555   1555  3.18  
LINK        CS    CS A 403                 O   HOH A1277     1555   1555  3.86  
LINK        CS    CS A 404                 O   HOH A1093     1555   1555  3.16  
LINK        CS    CS A 404                 O   HOH A1119     1555   1555  2.66  
LINK        CS    CS A 404                 O   HOH A1151     1555   1555  3.42  
LINK        CS    CS A 404                 O   HOH A1183     1555   1555  2.98  
LINK        CS    CS A 404                 O   HOH A1301     1555   1555  2.69  
LINK        CS    CS A 405                 O   HOH A1033     1555   1555  3.44  
LINK        CS    CS A 405                 O   HOH A1065     1555  12566  3.85  
LINK        CS    CS A 405                 O   HOH A1077     1555   1555  2.87  
LINK        CS    CS A 405                 O   HOH A1195     1555   1555  3.42  
LINK        CS    CS A 405                 O   HOH A1209     1555   1555  3.06  
CISPEP   1 ARG A   94    PRO A   95          0       -12.95                     
CISPEP   2 ARG A  107    PRO A  108          0         0.98                     
SITE     1 AC1 10 CYS A  12  GLY A  13  THR A  14  ASN A  62                    
SITE     2 AC1 10 ARG A  94  ARG A 107  HOH A1064  HOH A1088                    
SITE     3 AC1 10 HOH A1100  HOH A1188                                          
SITE     1 AC2  6 ASN A  93  ARG A 107  HOH A1125  HOH A1234                    
SITE     2 AC2  6 HOH A1235  HOH A1240                                          
SITE     1 AC3  9 THR A  14  ASN A  17  PRO A 108  SER A 109                    
SITE     2 AC3  9 LYS A 126  HOH A1033  HOH A1077  HOH A1195                    
SITE     3 AC3  9 HOH A1229                                                     
SITE     1 AC4  7 HIS A  88  HOH A1087  HOH A1165  HOH A1171                    
SITE     2 AC4  7 HOH A1173  HOH A1194  HOH A1273                               
SITE     1 AC5  3 LEU A 113  ASP A 114  LEU A 116                               
SITE     1 AC6  2 PRO A  38  GLU A  43                                          
SITE     1 AC7  1 GLU A  64                                                     
SITE     1 AC8  5 GLN A 120  GLU A 135  HOH A1119  HOH A1183                    
SITE     2 AC8  5 HOH A1301                                                     
SITE     1 AC9  4 GLU A  67  ASP A 128  HOH A1077  HOH A1209                    
CRYST1   86.600   86.600  115.650  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      0.011547  0.006667  0.000000        0.00000                         
SCALE2      0.000000  0.013334  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008647        0.00000