HEADER    OXIDOREDUCTASE                          10-DEC-03   1RSV              
TITLE     AZIDE COMPLEX OF THE DIFERROUS E238A MUTANT R2 SUBUNIT OF             
TITLE    2 RIBONUCLEOTIDE REDUCTASE                                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE 1 BETA CHAIN;         
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: RIBONUCLEOTIDE REDUCTASE R2 PROTEIN, RIBONUCLEOTIDE         
COMPND   5 REDUCTASE 1, B2 PROTEIN, R2 PROTEIN;                                 
COMPND   6 EC: 1.17.4.1;                                                        
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   7 EXPRESSION_SYSTEM_PLASMID: PTB2                                      
KEYWDS    DIIRON, AZIDE, RADICAL GENERATION, CHEMICAL RESCUE, OXIDOREDUCTASE    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.ASSARSSON,M.E.ANDERSSON,M.HOGBOM,B.O.PERSSON,M.SAHLIN,A.L.BARRA,    
AUTHOR   2 B.M.SJOBERG,P.NORDLUND,A.GRASLUND                                    
REVDAT   4   29-MAY-24 1RSV    1       REMARK                                   
REVDAT   3   10-NOV-21 1RSV    1       REMARK SEQADV LINK                       
REVDAT   2   24-FEB-09 1RSV    1       VERSN                                    
REVDAT   1   23-DEC-03 1RSV    0                                                
JRNL        AUTH   M.ASSARSSON,M.E.ANDERSSON,M.HOGBOM,B.O.PERSSON,M.SAHLIN,     
JRNL        AUTH 2 A.L.BARRA,B.M.SJOBERG,P.NORDLUND,A.GRASLUND                  
JRNL        TITL   RESTORING PROPER RADICAL GENERATION BY AZIDE BINDING TO THE  
JRNL        TITL 2 IRON SITE OF THE E238A MUTANT R2 PROTEIN OF RIBONUCLEOTIDE   
JRNL        TITL 3 REDUCTASE FROM ESCHERICHIA COLI.                             
JRNL        REF    J.BIOL.CHEM.                  V. 276 26852 2001              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   11328804                                                     
JRNL        DOI    10.1074/JBC.M008190200                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : TNT                                                  
REMARK   3   AUTHORS     : TRONRUD,TEN EYCK,MATTHEWS                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 17.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 36078                          
REMARK   3                                                                      
REMARK   3  USING DATA ABOVE SIGMA CUTOFF.                                      
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.186                           
REMARK   3   R VALUE            (WORKING SET) : 0.182                           
REMARK   3   FREE R VALUE                     : 0.256                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1804                            
REMARK   3                                                                      
REMARK   3  USING ALL DATA, NO SIGMA CUTOFF.                                    
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : 0.1860                 
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE                  (NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 36078                  
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5572                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 19                                      
REMARK   3   SOLVENT ATOMS            : 328                                     
REMARK   3                                                                      
REMARK   3  WILSON B VALUE (FROM FCALC, A**2) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.    RMS    WEIGHT  COUNT           
REMARK   3   BOND LENGTHS                 (A) : 0.019 ; NULL  ; NULL            
REMARK   3   BOND ANGLES            (DEGREES) : 2.100 ; NULL  ; NULL            
REMARK   3   TORSION ANGLES         (DEGREES) : NULL  ; NULL  ; NULL            
REMARK   3   PSEUDOROTATION ANGLES  (DEGREES) : NULL  ; NULL  ; NULL            
REMARK   3   TRIGONAL CARBON PLANES       (A) : NULL  ; NULL  ; NULL            
REMARK   3   GENERAL PLANES               (A) : NULL  ; NULL  ; NULL            
REMARK   3   ISOTROPIC THERMAL FACTORS (A**2) : NULL  ; NULL  ; NULL            
REMARK   3   NON-BONDED CONTACTS          (A) : NULL  ; NULL  ; NULL            
REMARK   3                                                                      
REMARK   3  INCORRECT CHIRAL-CENTERS (COUNT) : NULL                             
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  RESTRAINT LIBRARIES.                                                
REMARK   3   STEREOCHEMISTRY : ENGH & HUBER                                     
REMARK   3   ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL                         
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1RSV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 12-DEC-03.                  
REMARK 100 THE DEPOSITION ID IS D_1000021017.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 22-SEP-92                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : BM1A                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.00                               
REMARK 200  MONOCHROMATOR                  : SAGITALLY FOCUSED SI(111)          
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 36078                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 17.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.3                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
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) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.24                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 97.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
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: TNT                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.46                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.27                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM MES, 200MM NACL, 1MM EMTS          
REMARK 280  (THIMEROSAL), 16-24% PEG 4000, PH 6.0, VAPOR DIFFUSION, HANGING     
REMARK 280  DROP, TEMPERATURE 298K                                              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
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       36.94650            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       56.98150            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       42.25050            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       56.98150            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       36.94650            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       42.25050            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 8150 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 24030 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -347.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
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     SER A   341                                                      
REMARK 465     ASP A   342                                                      
REMARK 465     ASN A   343                                                      
REMARK 465     VAL A   344                                                      
REMARK 465     GLN A   345                                                      
REMARK 465     VAL A   346                                                      
REMARK 465     ALA A   347                                                      
REMARK 465     PRO A   348                                                      
REMARK 465     GLN A   349                                                      
REMARK 465     GLU A   350                                                      
REMARK 465     VAL A   351                                                      
REMARK 465     GLU A   352                                                      
REMARK 465     VAL A   353                                                      
REMARK 465     SER A   354                                                      
REMARK 465     SER A   355                                                      
REMARK 465     TYR A   356                                                      
REMARK 465     LEU A   357                                                      
REMARK 465     VAL A   358                                                      
REMARK 465     GLY A   359                                                      
REMARK 465     GLN A   360                                                      
REMARK 465     ILE A   361                                                      
REMARK 465     ASP A   362                                                      
REMARK 465     SER A   363                                                      
REMARK 465     GLU A   364                                                      
REMARK 465     VAL A   365                                                      
REMARK 465     ASP A   366                                                      
REMARK 465     THR A   367                                                      
REMARK 465     ASP A   368                                                      
REMARK 465     ASP A   369                                                      
REMARK 465     LEU A   370                                                      
REMARK 465     SER A   371                                                      
REMARK 465     ASN A   372                                                      
REMARK 465     PHE A   373                                                      
REMARK 465     GLN A   374                                                      
REMARK 465     LEU A   375                                                      
REMARK 465     ASP B   342                                                      
REMARK 465     ASN B   343                                                      
REMARK 465     VAL B   344                                                      
REMARK 465     GLN B   345                                                      
REMARK 465     VAL B   346                                                      
REMARK 465     ALA B   347                                                      
REMARK 465     PRO B   348                                                      
REMARK 465     GLN B   349                                                      
REMARK 465     GLU B   350                                                      
REMARK 465     VAL B   351                                                      
REMARK 465     GLU B   352                                                      
REMARK 465     VAL B   353                                                      
REMARK 465     SER B   354                                                      
REMARK 465     SER B   355                                                      
REMARK 465     TYR B   356                                                      
REMARK 465     LEU B   357                                                      
REMARK 465     VAL B   358                                                      
REMARK 465     GLY B   359                                                      
REMARK 465     GLN B   360                                                      
REMARK 465     ILE B   361                                                      
REMARK 465     ASP B   362                                                      
REMARK 465     SER B   363                                                      
REMARK 465     GLU B   364                                                      
REMARK 465     VAL B   365                                                      
REMARK 465     ASP B   366                                                      
REMARK 465     THR B   367                                                      
REMARK 465     ASP B   368                                                      
REMARK 465     ASP B   369                                                      
REMARK 465     LEU B   370                                                      
REMARK 465     SER B   371                                                      
REMARK 465     ASN B   372                                                      
REMARK 465     PHE B   373                                                      
REMARK 465     GLN B   374                                                      
REMARK 465     LEU B   375                                                      
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  HG     HG B  2004     O    HOH B  2175              1.15            
REMARK 500  HG     HG A  2012     O    HOH A  2151              1.32            
REMARK 500  HG     HG A  2009     O    HOH A  2165              1.34            
REMARK 500  HG     HG A  2007     O    HOH A  2127              1.37            
REMARK 500   O    HOH B  2137     O    HOH B  2171              2.14            
REMARK 500   O    ASN B    92     O    HOH B  2169              2.14            
REMARK 500   O    ASP B   138     O    HOH B  2073              2.16            
REMARK 500   NE   ARG B   120     O    HOH B  2166              2.18            
REMARK 500   O    HOH A  2147     O    HOH A  2165              2.19            
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    GLU A  41   CD    GLU A  41   OE2     0.077                       
REMARK 500    GLU A  52   CD    GLU A  52   OE2     0.066                       
REMARK 500    GLU A 115   CD    GLU A 115   OE2     0.068                       
REMARK 500    GLU A 144   CD    GLU A 144   OE2     0.068                       
REMARK 500    GLU A 159   CD    GLU A 159   OE2     0.067                       
REMARK 500    GLU A 162   CD    GLU A 162   OE2     0.066                       
REMARK 500    GLU A 172   CD    GLU A 172   OE2     0.074                       
REMARK 500    GLU A 222   CD    GLU A 222   OE2     0.069                       
REMARK 500    GLU A 225   CD    GLU A 225   OE2     0.067                       
REMARK 500    GLU A 267   CD    GLU A 267   OE2     0.070                       
REMARK 500    GLU A 271   CD    GLU A 271   OE2     0.067                       
REMARK 500    GLU B  51   CD    GLU B  51   OE2     0.074                       
REMARK 500    GLU B  52   CD    GLU B  52   OE2     0.066                       
REMARK 500    GLU B 159   CD    GLU B 159   OE2     0.070                       
REMARK 500    GLU B 188   CD    GLU B 188   OE2     0.076                       
REMARK 500    CYS B 214   CA    CYS B 214   CB      0.136                       
REMARK 500    CYS B 214   CB    CYS B 214   SG      0.147                       
REMARK 500    GLU B 222   CD    GLU B 222   OE2     0.080                       
REMARK 500    GLU B 271   CD    GLU B 271   OE2     0.077                       
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    ASP A 132   CB  -  CG  -  OD2 ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    ARG A 315   NE  -  CZ  -  NH2 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    PRO A 333   C   -  N   -  CD  ANGL. DEV. = -16.4 DEGREES          
REMARK 500    ASP B  54   CB  -  CG  -  OD1 ANGL. DEV. =   5.6 DEGREES          
REMARK 500    ASP B  54   CB  -  CG  -  OD2 ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    ARG B  89   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.5 DEGREES          
REMARK 500    CYS B 214   CB  -  CA  -  C   ANGL. DEV. =  13.5 DEGREES          
REMARK 500    CYS B 214   CA  -  CB  -  SG  ANGL. DEV. =  18.3 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    PHE A   5       85.57   -158.84                                   
REMARK 500    ASN A  24      -78.72   -100.88                                   
REMARK 500    ASN A 143      101.14    -56.66                                   
REMARK 500    ILE A 206      -52.32   -128.58                                   
REMARK 500    ASP A 257     -129.93   -103.63                                   
REMARK 500    ILE A 332       58.01   -141.32                                   
REMARK 500    PHE B   5       96.37   -161.73                                   
REMARK 500    PHE B  19        7.05     59.38                                   
REMARK 500    ASN B  24      -85.08   -100.49                                   
REMARK 500    SER B 254       -7.86    -56.43                                   
REMARK 500    VAL B 340      -22.97    -36.09                                   
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                              FE A1003  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  84   OD1                                                    
REMARK 620 2 GLU A 115   OE1  95.1                                              
REMARK 620 3 HIS A 118   ND1 127.1  78.3                                        
REMARK 620 4 AZI A 901   N1  145.4  66.6  79.6                                  
REMARK 620 5 AZI A 901   N2  138.1  94.2  94.8  29.4                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              FE A1004  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A 115   OE2                                                    
REMARK 620 2 GLU A 204   OE2  81.2                                              
REMARK 620 3 GLU A 204   OE1 139.9  59.0                                        
REMARK 620 4 HIS A 241   ND1  94.7 110.2  95.1                                  
REMARK 620 5 AZI A 901   N1   96.1 157.2 122.1  92.6                            
REMARK 620 6 AZI A 901   N2  114.7 135.0  98.1 110.0  27.6                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              HG A2007  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 TYR A 194   OH                                                     
REMARK 620 2 CYS A 272   SG  103.6                                              
REMARK 620 3 HOH A2160   O    93.3 159.7                                        
REMARK 620 4 HOH B2172   O   109.3 120.5  62.1                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              HG A2001  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 196   SG                                                     
REMARK 620 2 CYS A 196   O    81.5                                              
REMARK 620 3  HG A2008  HG    41.7  68.2                                        
REMARK 620 4 HOH A2110   O   178.6  97.4 137.1                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              HG A2008  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 196   SG                                                     
REMARK 620 2 CYS A 196   O    80.8                                              
REMARK 620 N                    1                                               
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              HG A2009  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 VAL A 210   O                                                      
REMARK 620 2 CYS A 214   SG   95.7                                              
REMARK 620 3 CYS A 214   N    60.0  74.2                                        
REMARK 620 4 HOH A2147   O   112.4 146.3 103.2                                  
REMARK 620 5 HOH A2149   O    88.2  74.2 131.8 123.0                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              HG A2011  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 268   SG                                                     
REMARK 620 2 HOH A2140   O    86.3                                              
REMARK 620 N                    1                                               
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              HG A2012  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 LYS A 284   NZ                                                     
REMARK 620 2 GLU A 309   OE2  52.8                                              
REMARK 620 N                    1                                               
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              FE B1001  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP B  84   OD1                                                    
REMARK 620 2 ASP B  84   OD2  54.6                                              
REMARK 620 3 GLU B 115   OE1  87.5 134.2                                        
REMARK 620 4 HIS B 118   ND1 141.5 100.9  94.4                                  
REMARK 620 5 HOH B2180   O   120.5 130.2  89.1  98.0                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              FE B1002  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU B 115   OE2                                                    
REMARK 620 2 GLU B 204   OE1 125.4                                              
REMARK 620 3 GLU B 204   OE2  71.8  54.0                                        
REMARK 620 4 HIS B 241   ND1 101.7 101.0 108.2                                  
REMARK 620 5 HOH B2180   O   119.3  98.4 137.1 109.1                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              HG B2002  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS B 196   O                                                      
REMARK 620 2 CYS B 196   SG   73.3                                              
REMARK 620 3  HG B2004  HG    59.2  47.4                                        
REMARK 620 4 HOH B2175   O    69.6  69.8  24.1                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              HG B2004  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS B 196   O                                                      
REMARK 620 2 CYS B 196   SG   79.0                                              
REMARK 620 3 HOH B2138   O   106.7 165.8                                        
REMARK 620 N                    1     2                                         
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              HG B2010  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 VAL B 210   O                                                      
REMARK 620 2 CYS B 214   N    61.2                                              
REMARK 620 3 CYS B 214   SG   82.6  75.8                                        
REMARK 620 N                    1     2                                         
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              HG B2003  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS B 268   O                                                      
REMARK 620 2 CYS B 268   SG   87.6                                              
REMARK 620 3 CYS B 272   SG   95.8 175.0                                        
REMARK 620 4 HOH B2030   O    80.9  73.1 103.7                                  
REMARK 620 5 HOH B2171   O    76.7 120.0  57.6  47.5                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              HG B2013  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS B 272   O                                                      
REMARK 620 2 CYS B 272   SG  101.2                                              
REMARK 620 N                    1                                               
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE B 1001                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE B 1002                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 1003                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 1004                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 2001                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG B 2002                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG B 2003                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG B 2004                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG B 2006                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 2007                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 2008                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 2009                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG B 2010                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 2011                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 2012                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG B 2013                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AZI A 901                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1RSR   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN WITH F208A MUTANT                                   
REMARK 900 RELATED ID: 1MXR   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1XIK   RELATED DB: PDB                                   
DBREF  1RSV A    1   375  UNP    P69924   RIR2_ECOLI       1    375             
DBREF  1RSV B    1   375  UNP    P69924   RIR2_ECOLI       1    375             
SEQADV 1RSV PHE A  122  UNP  P69924    TYR   122 ENGINEERED MUTATION            
SEQADV 1RSV ALA A  238  UNP  P69924    GLU   238 ENGINEERED MUTATION            
SEQADV 1RSV PHE B  122  UNP  P69924    TYR   122 ENGINEERED MUTATION            
SEQADV 1RSV ALA B  238  UNP  P69924    GLU   238 ENGINEERED MUTATION            
SEQRES   1 A  375  ALA TYR THR THR PHE SER GLN THR LYS ASN ASP GLN LEU          
SEQRES   2 A  375  LYS GLU PRO MET PHE PHE GLY GLN PRO VAL ASN VAL ALA          
SEQRES   3 A  375  ARG TYR ASP GLN GLN LYS TYR ASP ILE PHE GLU LYS LEU          
SEQRES   4 A  375  ILE GLU LYS GLN LEU SER PHE PHE TRP ARG PRO GLU GLU          
SEQRES   5 A  375  VAL ASP VAL SER ARG ASP ARG ILE ASP TYR GLN ALA LEU          
SEQRES   6 A  375  PRO GLU HIS GLU LYS HIS ILE PHE ILE SER ASN LEU LYS          
SEQRES   7 A  375  TYR GLN THR LEU LEU ASP SER ILE GLN GLY ARG SER PRO          
SEQRES   8 A  375  ASN VAL ALA LEU LEU PRO LEU ILE SER ILE PRO GLU LEU          
SEQRES   9 A  375  GLU THR TRP VAL GLU THR TRP ALA PHE SER GLU THR ILE          
SEQRES  10 A  375  HIS SER ARG SER PHE THR HIS ILE ILE ARG ASN ILE VAL          
SEQRES  11 A  375  ASN ASP PRO SER VAL VAL PHE ASP ASP ILE VAL THR ASN          
SEQRES  12 A  375  GLU GLN ILE GLN LYS ARG ALA GLU GLY ILE SER SER TYR          
SEQRES  13 A  375  TYR ASP GLU LEU ILE GLU MET THR SER TYR TRP HIS LEU          
SEQRES  14 A  375  LEU GLY GLU GLY THR HIS THR VAL ASN GLY LYS THR VAL          
SEQRES  15 A  375  THR VAL SER LEU ARG GLU LEU LYS LYS LYS LEU TYR LEU          
SEQRES  16 A  375  CYS LEU MET SER VAL ASN ALA LEU GLU ALA ILE ARG PHE          
SEQRES  17 A  375  TYR VAL SER PHE ALA CYS SER PHE ALA PHE ALA GLU ARG          
SEQRES  18 A  375  GLU LEU MET GLU GLY ASN ALA LYS ILE ILE ARG LEU ILE          
SEQRES  19 A  375  ALA ARG ASP ALA ALA LEU HIS LEU THR GLY THR GLN HIS          
SEQRES  20 A  375  MET LEU ASN LEU LEU ARG SER GLY ALA ASP ASP PRO GLU          
SEQRES  21 A  375  MET ALA GLU ILE ALA GLU GLU CYS LYS GLN GLU CYS TYR          
SEQRES  22 A  375  ASP LEU PHE VAL GLN ALA ALA GLN GLN GLU LYS ASP TRP          
SEQRES  23 A  375  ALA ASP TYR LEU PHE ARG ASP GLY SER MET ILE GLY LEU          
SEQRES  24 A  375  ASN LYS ASP ILE LEU CYS GLN TYR VAL GLU TYR ILE THR          
SEQRES  25 A  375  ASN ILE ARG MET GLN ALA VAL GLY LEU ASP LEU PRO PHE          
SEQRES  26 A  375  GLN THR ARG SER ASN PRO ILE PRO TRP ILE ASN THR TRP          
SEQRES  27 A  375  LEU VAL SER ASP ASN VAL GLN VAL ALA PRO GLN GLU VAL          
SEQRES  28 A  375  GLU VAL SER SER TYR LEU VAL GLY GLN ILE ASP SER GLU          
SEQRES  29 A  375  VAL ASP THR ASP ASP LEU SER ASN PHE GLN LEU                  
SEQRES   1 B  375  ALA TYR THR THR PHE SER GLN THR LYS ASN ASP GLN LEU          
SEQRES   2 B  375  LYS GLU PRO MET PHE PHE GLY GLN PRO VAL ASN VAL ALA          
SEQRES   3 B  375  ARG TYR ASP GLN GLN LYS TYR ASP ILE PHE GLU LYS LEU          
SEQRES   4 B  375  ILE GLU LYS GLN LEU SER PHE PHE TRP ARG PRO GLU GLU          
SEQRES   5 B  375  VAL ASP VAL SER ARG ASP ARG ILE ASP TYR GLN ALA LEU          
SEQRES   6 B  375  PRO GLU HIS GLU LYS HIS ILE PHE ILE SER ASN LEU LYS          
SEQRES   7 B  375  TYR GLN THR LEU LEU ASP SER ILE GLN GLY ARG SER PRO          
SEQRES   8 B  375  ASN VAL ALA LEU LEU PRO LEU ILE SER ILE PRO GLU LEU          
SEQRES   9 B  375  GLU THR TRP VAL GLU THR TRP ALA PHE SER GLU THR ILE          
SEQRES  10 B  375  HIS SER ARG SER PHE THR HIS ILE ILE ARG ASN ILE VAL          
SEQRES  11 B  375  ASN ASP PRO SER VAL VAL PHE ASP ASP ILE VAL THR ASN          
SEQRES  12 B  375  GLU GLN ILE GLN LYS ARG ALA GLU GLY ILE SER SER TYR          
SEQRES  13 B  375  TYR ASP GLU LEU ILE GLU MET THR SER TYR TRP HIS LEU          
SEQRES  14 B  375  LEU GLY GLU GLY THR HIS THR VAL ASN GLY LYS THR VAL          
SEQRES  15 B  375  THR VAL SER LEU ARG GLU LEU LYS LYS LYS LEU TYR LEU          
SEQRES  16 B  375  CYS LEU MET SER VAL ASN ALA LEU GLU ALA ILE ARG PHE          
SEQRES  17 B  375  TYR VAL SER PHE ALA CYS SER PHE ALA PHE ALA GLU ARG          
SEQRES  18 B  375  GLU LEU MET GLU GLY ASN ALA LYS ILE ILE ARG LEU ILE          
SEQRES  19 B  375  ALA ARG ASP ALA ALA LEU HIS LEU THR GLY THR GLN HIS          
SEQRES  20 B  375  MET LEU ASN LEU LEU ARG SER GLY ALA ASP ASP PRO GLU          
SEQRES  21 B  375  MET ALA GLU ILE ALA GLU GLU CYS LYS GLN GLU CYS TYR          
SEQRES  22 B  375  ASP LEU PHE VAL GLN ALA ALA GLN GLN GLU LYS ASP TRP          
SEQRES  23 B  375  ALA ASP TYR LEU PHE ARG ASP GLY SER MET ILE GLY LEU          
SEQRES  24 B  375  ASN LYS ASP ILE LEU CYS GLN TYR VAL GLU TYR ILE THR          
SEQRES  25 B  375  ASN ILE ARG MET GLN ALA VAL GLY LEU ASP LEU PRO PHE          
SEQRES  26 B  375  GLN THR ARG SER ASN PRO ILE PRO TRP ILE ASN THR TRP          
SEQRES  27 B  375  LEU VAL SER ASP ASN VAL GLN VAL ALA PRO GLN GLU VAL          
SEQRES  28 B  375  GLU VAL SER SER TYR LEU VAL GLY GLN ILE ASP SER GLU          
SEQRES  29 B  375  VAL ASP THR ASP ASP LEU SER ASN PHE GLN LEU                  
HET     FE  A1003       1                                                       
HET     FE  A1004       1                                                       
HET     HG  A2001       1                                                       
HET     HG  A2007       1                                                       
HET     HG  A2008       1                                                       
HET     HG  A2009       1                                                       
HET     HG  A2011       1                                                       
HET     HG  A2012       1                                                       
HET    AZI  A 901       3                                                       
HET     FE  B1001       1                                                       
HET     FE  B1002       1                                                       
HET     HG  B2002       1                                                       
HET     HG  B2003       1                                                       
HET     HG  B2004       1                                                       
HET     HG  B2006       1                                                       
HET     HG  B2010       1                                                       
HET     HG  B2013       1                                                       
HETNAM      FE FE (III) ION                                                     
HETNAM      HG MERCURY (II) ION                                                 
HETNAM     AZI AZIDE ION                                                        
FORMUL   3   FE    4(FE 3+)                                                     
FORMUL   5   HG    12(HG 2+)                                                    
FORMUL  11  AZI    N3 1-                                                        
FORMUL  20  HOH   *328(H2 O)                                                    
HELIX    1   1 ASP A   11  GLU A   15  5                                   5    
HELIX    2   2 TYR A   33  PHE A   46  1                                  14    
HELIX    3   3 ARG A   49  VAL A   53  5                                   5    
HELIX    4   4 ARG A   57  ALA A   64  1                                   8    
HELIX    5   5 PRO A   66  LEU A   95  1                                  30    
HELIX    6   6 LEU A   96  ILE A   99  5                                   4    
HELIX    7   7 ILE A  101  VAL A  130  1                                  30    
HELIX    8   8 ASP A  132  ASN A  143  1                                  12    
HELIX    9   9 ASN A  143  GLU A  151  1                                   9    
HELIX   10  10 GLY A  152  GLY A  171  1                                  20    
HELIX   11  11 SER A  185  ILE A  206  1                                  22    
HELIX   12  12 ILE A  206  ARG A  221  1                                  16    
HELIX   13  13 MET A  224  SER A  254  1                                  31    
HELIX   14  14 ASP A  258  PHE A  291  1                                  34    
HELIX   15  15 ASN A  300  VAL A  319  1                                  20    
HELIX   16  16 ILE A  332  TRP A  334  5                                   3    
HELIX   17  17 ILE A  335  VAL A  340  1                                   6    
HELIX   18  18 TYR B   33  PHE B   46  1                                  14    
HELIX   19  19 ARG B   49  VAL B   53  5                                   5    
HELIX   20  20 ARG B   57  LEU B   65  1                                   9    
HELIX   21  21 PRO B   66  LEU B   96  1                                  31    
HELIX   22  22 PRO B   97  ILE B   99  5                                   3    
HELIX   23  23 ILE B  101  ASN B  128  1                                  28    
HELIX   24  24 ASP B  132  ASN B  143  1                                  12    
HELIX   25  25 ASN B  143  ALA B  150  1                                   8    
HELIX   26  26 GLY B  152  GLY B  171  1                                  20    
HELIX   27  27 SER B  185  ILE B  206  1                                  22    
HELIX   28  28 ILE B  206  ARG B  221  1                                  16    
HELIX   29  29 MET B  224  SER B  254  1                                  31    
HELIX   30  30 ASP B  258  CYS B  268  1                                  11    
HELIX   31  31 CYS B  268  PHE B  291  1                                  24    
HELIX   32  32 ASN B  300  VAL B  319  1                                  20    
HELIX   33  33 ILE B  332  TRP B  338  5                                   7    
SHEET    1   A 2 GLY A 173  VAL A 177  0                                        
SHEET    2   A 2 LYS A 180  VAL A 184 -1  O  VAL A 182   N  HIS A 175           
SHEET    1   B 2 GLY B 173  VAL B 177  0                                        
SHEET    2   B 2 LYS B 180  VAL B 184 -1  O  VAL B 184   N  GLY B 173           
LINK         OD1 ASP A  84                FE    FE A1003     1555   1555  1.89  
LINK         OE1 GLU A 115                FE    FE A1003     1555   1555  2.03  
LINK         OE2 GLU A 115                FE    FE A1004     1555   1555  1.99  
LINK         ND1 HIS A 118                FE    FE A1003     1555   1555  2.08  
LINK         OH  TYR A 194                HG    HG A2007     1555   1555  2.85  
LINK         SG  CYS A 196                HG    HG A2001     1555   1555  2.19  
LINK         O   CYS A 196                HG    HG A2001     1555   1555  3.08  
LINK         SG  CYS A 196                HG    HG A2008     1555   1555  1.85  
LINK         O   CYS A 196                HG    HG A2008     1555   1555  3.29  
LINK         OE2 GLU A 204                FE    FE A1004     1555   1555  2.26  
LINK         OE1 GLU A 204                FE    FE A1004     1555   1555  2.27  
LINK         O   VAL A 210                HG    HG A2009     1555   1555  2.94  
LINK         SG  CYS A 214                HG    HG A2009     1555   1555  2.15  
LINK         N   CYS A 214                HG    HG A2009     1555   1555  3.21  
LINK         ND1 HIS A 241                FE    FE A1004     1555   1555  2.03  
LINK         SG  CYS A 268                HG    HG A2011     1555   1555  2.56  
LINK         SG  CYS A 272                HG    HG A2007     1555   1555  2.19  
LINK         NZ  LYS A 284                HG    HG A2012     1555   1555  3.47  
LINK         OE2 GLU A 309                HG    HG A2012     1555   1555  3.29  
LINK         N1  AZI A 901                FE    FE A1003     1555   1555  2.26  
LINK         N2  AZI A 901                FE    FE A1003     1555   1555  2.47  
LINK         N1  AZI A 901                FE    FE A1004     1555   1555  2.04  
LINK         N2  AZI A 901                FE    FE A1004     1555   1555  2.57  
LINK        HG    HG A2001                HG    HG A2008     1555   1555  2.77  
LINK        HG    HG A2001                 O   HOH A2110     1555   1555  2.43  
LINK        HG    HG A2007                 O   HOH A2160     1555   1555  3.33  
LINK        HG    HG A2007                 O   HOH B2172     1555   1455  2.55  
LINK        HG    HG A2009                 O   HOH A2147     1555   1555  2.99  
LINK        HG    HG A2009                 O   HOH A2149     1555   1555  2.34  
LINK        HG    HG A2011                 O   HOH A2140     1555   1555  2.53  
LINK         OD1 ASP B  84                FE    FE B1001     1555   1555  2.21  
LINK         OD2 ASP B  84                FE    FE B1001     1555   1555  2.57  
LINK         OE1 GLU B 115                FE    FE B1001     1555   1555  2.16  
LINK         OE2 GLU B 115                FE    FE B1002     1555   1555  2.24  
LINK         ND1 HIS B 118                FE    FE B1001     1555   1555  2.05  
LINK         O   CYS B 196                HG    HG B2002     1555   1555  3.25  
LINK         SG  CYS B 196                HG    HG B2002     1555   1555  2.01  
LINK         O   CYS B 196                HG    HG B2004     1555   1555  3.00  
LINK         SG  CYS B 196                HG    HG B2004     1555   1555  2.04  
LINK         OE1 GLU B 204                FE    FE B1002     1555   1555  2.17  
LINK         OE2 GLU B 204                FE    FE B1002     1555   1555  2.57  
LINK         O   VAL B 210                HG    HG B2010     1555   1555  2.95  
LINK         O   CYS B 214                HG    HG B2006     1555   1555  3.06  
LINK         N   CYS B 214                HG    HG B2010     1555   1555  3.21  
LINK         SG  CYS B 214                HG    HG B2010     1555   1555  2.79  
LINK         ND1 HIS B 241                FE    FE B1002     1555   1555  2.02  
LINK         O   CYS B 268                HG    HG B2003     1555   1555  3.04  
LINK         SG  CYS B 268                HG    HG B2003     1555   1555  2.84  
LINK         SG  CYS B 272                HG    HG B2003     1555   1555  2.87  
LINK         O   CYS B 272                HG    HG B2013     1555   1555  2.95  
LINK         SG  CYS B 272                HG    HG B2013     1555   1555  2.62  
LINK        FE    FE B1001                 O   HOH B2180     1555   1555  2.60  
LINK        FE    FE B1002                 O   HOH B2180     1555   1555  2.39  
LINK        HG    HG B2002                HG    HG B2004     1555   1555  2.76  
LINK        HG    HG B2002                 O   HOH B2175     1555   1555  2.75  
LINK        HG    HG B2003                 O   HOH B2030     1555   1555  2.63  
LINK        HG    HG B2003                 O   HOH B2171     1555   1555  2.93  
LINK        HG    HG B2004                 O   HOH B2138     1555   1555  2.27  
SITE     1 AC1  4 ASP B  84  GLU B 115  HIS B 118  HOH B2180                    
SITE     1 AC2  4 GLU B 115  GLU B 204  HIS B 241  HOH B2180                    
SITE     1 AC3  5 ASP A  84  GLU A 115  HIS A 118  PHE A 208                    
SITE     2 AC3  5 AZI A 901                                                     
SITE     1 AC4  4 GLU A 115  GLU A 204  HIS A 241  AZI A 901                    
SITE     1 AC5  6 TYR A 156  TYR A 157  CYS A 196  VAL A 200                    
SITE     2 AC5  6  HG A2008  HOH A2110                                          
SITE     1 AC6  5 TYR B 157  CYS B 196  VAL B 200   HG B2004                    
SITE     2 AC6  5 HOH B2175                                                     
SITE     1 AC7  6 TYR B 194  LEU B 195  CYS B 268  CYS B 272                    
SITE     2 AC7  6 HOH B2030  HOH B2171                                          
SITE     1 AC8  7 TYR B 156  TYR B 157  CYS B 196  VAL B 200                    
SITE     2 AC8  7  HG B2002  HOH B2138  HOH B2175                               
SITE     1 AC9  4 ILE B  72  CYS B 214  PHE B 218  MET B 296                    
SITE     1 BC1  6 TYR A 194  MET A 198  ALA A 265  CYS A 272                    
SITE     2 BC1  6 HOH A2127  HOH B2172                                          
SITE     1 BC2  4 TYR A 157  CYS A 196  VAL A 200   HG A2001                    
SITE     1 BC3  6 VAL A 210  CYS A 214  LEU A 304  HOH A2147                    
SITE     2 BC3  6 HOH A2149  HOH A2165                                          
SITE     1 BC4  4 VAL B 210  ALA B 213  CYS B 214  LEU B 304                    
SITE     1 BC5  2 CYS A 268  HOH A2140                                          
SITE     1 BC6  5 LYS A 284  CYS A 305  GLN A 306  GLU A 309                    
SITE     2 BC6  5 HOH A2151                                                     
SITE     1 BC7  4 MET B 198  CYS B 272  LEU B 275  PHE B 276                    
SITE     1 BC8  8 GLU A 115  HIS A 118  GLU A 204  PHE A 208                    
SITE     2 BC8  8 ALA A 238  HIS A 241   FE A1003   FE A1004                    
CRYST1   73.893   84.501  113.963  90.00  90.00  90.00 P 21 21 21    8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.013533  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011834  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008775        0.00000