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Database: PDB
Entry: 1SIZ
LinkDB: 1SIZ
Original site: 1SIZ 
HEADER    ELECTRON TRANSPORT                      02-MAR-04   1SIZ              
TITLE     CRYSTAL STRUCTURE OF THE [FE3S4]-FERREDOXIN FROM THE HYPERTHERMOPHILIC
TITLE    2 ARCHAEON PYROCOCCUS FURIOSUS                                         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: FERREDOXIN;                                                
COMPND   3 CHAIN: A, C;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: PYROCOCCUS FURIOSUS;                            
SOURCE   3 ORGANISM_TAXID: 2261;                                                
SOURCE   4 GENE: FDXA, PF1909;                                                  
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PET3A                                     
KEYWDS    THERMOSTABILITY, IRON-SULFUR CLUSTERS, DIMER, ELECTRON TRANSPORT      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.S.NIELSEN,P.HARRIS,H.E.M.CHRISTENSEN                                
REVDAT   3   23-AUG-23 1SIZ    1       REMARK LINK                              
REVDAT   2   24-FEB-09 1SIZ    1       VERSN                                    
REVDAT   1   25-MAY-04 1SIZ    0                                                
JRNL        AUTH   M.S.NIELSEN,P.HARRIS,B.L.OOI,H.E.M.CHRISTENSEN               
JRNL        TITL   THE 1.5 A RESOLUTION CRYSTAL STRUCTURE OF [FE3S4]-FERREDOXIN 
JRNL        TITL 2 FROM THE HYPERTHERMOPHILIC ARCHAEON PYROCOCCUS FURIOSUS      
JRNL        REF    BIOCHEMISTRY                  V.  43  5188 2004              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   15122884                                                     
JRNL        DOI    10.1021/BI049942X                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.25 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.25                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 35.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 96.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 6508                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.239                           
REMARK   3   FREE R VALUE                     : 0.289                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 337                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 992                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 18                                      
REMARK   3   SOLVENT ATOMS            : 46                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 28.06                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : NULL                            
REMARK   3   BOND ANGLES            (DEGREES) : NULL                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 0.020 ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 0.405 ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.480 ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.951 ; 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  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1SIZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-MAR-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000021744.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 17-APR-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID29                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9999                             
REMARK 200  MONOCHROMATOR                  : SILICIUM                           
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA, CCP4 (SCALA)                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 6508                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.250                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 35.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 94.8                               
REMARK 200  DATA REDUNDANCY                : 3.400                              
REMARK 200  R MERGE                    (I) : 0.10000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 4.8000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.25                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.37                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 81.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.22000                            
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: MOLREP                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1VJW                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 47.18                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 400, HEXAMMINE COBALT(III)-IONS,     
REMARK 280  HEPES, PH 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K      
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       23.72350            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       27.27450            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       25.81850            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       27.27450            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       23.72350            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       25.81850            
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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS EITHER THE DIMER IN THE           
REMARK 300 ASYMMETRIC UNIT OR A MONOMER                                         
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 APPLY THE FOLLOWING TO CHAINS: A, C                                  
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 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    CYS A  21   CA  -  CB  -  SG  ANGL. DEV. =   6.7 DEGREES          
REMARK 500    CYS A  48   CA  -  CB  -  SG  ANGL. DEV. =  11.3 DEGREES          
REMARK 500    CYS C  48   CA  -  CB  -  SG  ANGL. DEV. =  11.0 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             F3S A  70  FE1                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  11   SG                                                     
REMARK 620 2 F3S A  70   S1  103.1                                              
REMARK 620 3 F3S A  70   S2  111.8 108.5                                        
REMARK 620 4 F3S A  70   S3  123.4 104.6 104.6                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             F3S A  70  FE3                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  17   SG                                                     
REMARK 620 2 F3S A  70   S1  111.0                                              
REMARK 620 3 F3S A  70   S3  114.2 101.8                                        
REMARK 620 4 F3S A  70   S4  117.7 109.3 101.3                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             F3S A  70  FE4                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  56   SG                                                     
REMARK 620 2 F3S A  70   S2  112.7                                              
REMARK 620 3 F3S A  70   S3  111.1 104.9                                        
REMARK 620 4 F3S A  70   S4  120.1 103.2 103.5                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             F3S C  71  FE1                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS C  11   SG                                                     
REMARK 620 2 F3S C  71   S1  103.8                                              
REMARK 620 3 F3S C  71   S2  108.9 108.6                                        
REMARK 620 4 F3S C  71   S3  126.3 103.7 104.6                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             F3S C  71  FE3                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS C  17   SG                                                     
REMARK 620 2 F3S C  71   S1  111.5                                              
REMARK 620 3 F3S C  71   S3  108.3 100.7                                        
REMARK 620 4 F3S C  71   S4  121.5 111.0 101.2                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             F3S C  71  FE4                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS C  56   SG                                                     
REMARK 620 2 F3S C  71   S2  111.9                                              
REMARK 620 3 F3S C  71   S3  115.9 106.3                                        
REMARK 620 4 F3S C  71   S4  116.7 100.6 103.8                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 3CO A 74                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 3CO C 75                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S A 70                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S C 71                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1SJ1   RELATED DB: PDB                                   
REMARK 900 THE 1.5 A RESOLUTION CRYSTAL STRUCTURE OF [FE3S4]-FERREDOXIN FROM    
REMARK 900 THE HYPERTHERMOPHILIC ARCHAEON PYROCOCCUS FURIOSUS                   
DBREF  1SIZ A    1    66  UNP    P29603   FER_PYRFU        1     66             
DBREF  1SIZ C    1    66  UNP    P29603   FER_PYRFU        1     66             
SEQRES   1 A   66  ALA TRP LYS VAL SER VAL ASP GLN ASP THR CYS ILE GLY          
SEQRES   2 A   66  ASP ALA ILE CYS ALA SER LEU CYS PRO ASP VAL PHE GLU          
SEQRES   3 A   66  MET ASN ASP GLU GLY LYS ALA GLN PRO LYS VAL GLU VAL          
SEQRES   4 A   66  ILE GLU ASP GLU GLU LEU TYR ASN CYS ALA LYS GLU ALA          
SEQRES   5 A   66  MET GLU ALA CYS PRO VAL SER ALA ILE THR ILE GLU GLU          
SEQRES   6 A   66  ALA                                                          
SEQRES   1 C   66  ALA TRP LYS VAL SER VAL ASP GLN ASP THR CYS ILE GLY          
SEQRES   2 C   66  ASP ALA ILE CYS ALA SER LEU CYS PRO ASP VAL PHE GLU          
SEQRES   3 C   66  MET ASN ASP GLU GLY LYS ALA GLN PRO LYS VAL GLU VAL          
SEQRES   4 C   66  ILE GLU ASP GLU GLU LEU TYR ASN CYS ALA LYS GLU ALA          
SEQRES   5 C   66  MET GLU ALA CYS PRO VAL SER ALA ILE THR ILE GLU GLU          
SEQRES   6 C   66  ALA                                                          
HET    3CO  A  72       1                                                       
HET    3CO  A  74       1                                                       
HET    F3S  A  70       7                                                       
HET    3CO  C  73       1                                                       
HET    3CO  C  75       1                                                       
HET    F3S  C  71       7                                                       
HETNAM     3CO COBALT (III) ION                                                 
HETNAM     F3S FE3-S4 CLUSTER                                                   
FORMUL   3  3CO    4(CO 3+)                                                     
FORMUL   5  F3S    2(FE3 S4)                                                    
FORMUL   9  HOH   *46(H2 O)                                                     
HELIX    1   1 ALA A   15  CYS A   21  1                                   7    
HELIX    2   2 ASP A   42  CYS A   56  1                                  15    
HELIX    3   3 ALA C   15  CYS C   21  1                                   7    
HELIX    4   4 ASP C   42  CYS C   56  1                                  15    
SHEET    1   A 4 TRP A   2  VAL A   6  0                                        
SHEET    2   A 4 ILE A  61  GLU A  65 -1  O  GLU A  64   N  LYS A   3           
SHEET    3   A 4 ILE C  61  GLU C  65 -1  O  ILE C  63   N  GLU A  65           
SHEET    4   A 4 TRP C   2  VAL C   6 -1  N  LYS C   3   O  GLU C  64           
SHEET    1   B 2 PHE A  25  MET A  27  0                                        
SHEET    2   B 2 ALA A  33  PRO A  35 -1  O  GLN A  34   N  GLU A  26           
SHEET    1   C 2 PHE C  25  MET C  27  0                                        
SHEET    2   C 2 ALA C  33  PRO C  35 -1  O  GLN C  34   N  GLU C  26           
SSBOND   1 CYS A   21    CYS A   48                          1555   1555  2.04  
SSBOND   2 CYS C   21    CYS C   48                          1555   1555  2.04  
LINK         SG  CYS A  11                FE1  F3S A  70     1555   1555  2.42  
LINK         SG  CYS A  17                FE3  F3S A  70     1555   1555  2.23  
LINK         SG  CYS A  56                FE4  F3S A  70     1555   1555  2.26  
LINK        CO   3CO A  74                 O   HOH A 104     1555   1555  2.45  
LINK         SG  CYS C  11                FE1  F3S C  71     1555   1555  2.66  
LINK         SG  CYS C  17                FE3  F3S C  71     1555   1555  2.24  
LINK         SG  CYS C  56                FE4  F3S C  71     1555   1555  2.34  
LINK        CO   3CO C  75                 O   HOH C  87     1555   1555  2.04  
SITE     1 AC1  2 HOH A 104  ILE C  12                                          
SITE     1 AC2  2 ILE A  12  HOH C  87                                          
SITE     1 AC3  8 CYS A  11  ILE A  12  ASP A  14  ALA A  15                    
SITE     2 AC3  8 ILE A  16  CYS A  17  ALA A  33  CYS A  56                    
SITE     1 AC4  8 CYS C  11  ILE C  12  ASP C  14  ALA C  15                    
SITE     2 AC4  8 ILE C  16  CYS C  17  ALA C  33  CYS C  56                    
CRYST1   47.447   51.637   54.549  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      0.021076  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.019366  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.018332        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
DBGET integrated database retrieval system