HEADER    ELECTRON TRANSFER (IRON-SULFUR PROTEIN) 21-JUN-95   1CLF              
TITLE     CLOSTRIDIUM PASTEURIANUM FERREDOXIN                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: FERREDOXIN;                                                
COMPND   3 CHAIN: A                                                             
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM PASTEURIANUM;                       
SOURCE   3 ORGANISM_TAXID: 1501;                                                
SOURCE   4 STRAIN: WINOGRADSKY;                                                 
SOURCE   5 ATCC: 6013                                                           
KEYWDS    ELECTRON TRANSFER (IRON-SULFUR PROTEIN)                               
EXPDTA    SOLUTION NMR                                                          
NUMMDL    16                                                                    
AUTHOR    I.BERTINI,A.DONAIRE,B.A.FEINBERG,C.LUCHINAT,M.PICCIOLI,H.YUAN         
REVDAT   5   22-MAY-24 1CLF    1       REMARK                                   
REVDAT   4   16-FEB-22 1CLF    1       REMARK                                   
REVDAT   3   24-MAR-09 1CLF    1       ATOM   CONECT                            
REVDAT   2   24-FEB-09 1CLF    1       VERSN                                    
REVDAT   1   29-JAN-96 1CLF    0                                                
JRNL        AUTH   I.BERTINI,A.DONAIRE,B.A.FEINBERG,C.LUCHINAT,M.PICCIOLI,      
JRNL        AUTH 2 H.YUAN                                                       
JRNL        TITL   SOLUTION STRUCTURE OF THE OXIDIZED 2[4FE-4S] FERREDOXIN FROM 
JRNL        TITL 2 CLOSTRIDIUM PASTEURIANUM.                                    
JRNL        REF    EUR.J.BIOCHEM.                V. 232   192 1995              
JRNL        REFN                   ISSN 0014-2956                               
JRNL        PMID   7556151                                                      
JRNL        DOI    10.1111/J.1432-1033.1995.TB20799.X                           
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   I.BERTINI,F.CAPPOZZI,C.LUCHINAT,M.PICCIOLI,A.J.VILA          
REMARK   1  TITL   THE FE4S4 CENTERS IN FERREDOXINS STUDIED THROUGH PROTON AND  
REMARK   1  TITL 2 CARBON HYPERFINE COUPLING. SEQUENCE SPECIFIC ASSIGNMENTS OF  
REMARK   1  TITL 3 CYSTEINES IN FERREDOXINS FROM CLOSTRIDIUM ACIDI URICI AND    
REMARK   1  TITL 4 CLOSTRIDIUM PASTEURIANUM                                     
REMARK   1  REF    J.AM.CHEM.SOC.                V. 116   651 1994              
REMARK   1  REFN                   ISSN 0002-7863                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   S.D.B.SCROFANI,P.S.BRERETON,A.M.HAMER,M.J.LAVERY,            
REMARK   1  AUTH 2 S.G.MCDOWALL,G.A.VINCENT,R.T.C.BROWNLEE,N.J.HOOGENRAAD,      
REMARK   1  AUTH 3 M.SADEK,A.G.WEDD                                             
REMARK   1  TITL   COMPARISON OF NATIVE AND MUTANT PROTEINS PROVIDES A          
REMARK   1  TITL 2 SEQUENCE-SPECIFIC ASSIGNMENT OF THE CYSTEINYL LIGAND PROTON  
REMARK   1  TITL 3 NMR RESONANCES IN THE 2[FE4S4] FERREDOXIN FROM CLOSTRIDIUM   
REMARK   1  TITL 4 PASTEURIANUM                                                 
REMARK   1  REF    BIOCHEMISTRY                  V.  33 14486 1994              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   J.RABINOWITZ                                                 
REMARK   1  TITL   PREPARATION AND PROPERTIES OF CLOSTRIDIAL FERREDOXINS        
REMARK   1  REF    METHODS ENZYMOL.              V.  24   431 1972              
REMARK   1  REFN                   ISSN 0076-6879                               
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : DIANA, AMBER 4.0                                     
REMARK   3   AUTHORS     : GUNTERT,BRAUN,WUTHRICH (DIANA),                      
REMARK   3                 PEARLMAN,CASE,CALDWELL,SIEBEL,SINGH,WEINER,KOLLMAN   
REMARK   3                 (AMBER)                                              
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1CLF COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000172372.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : NULL                               
REMARK 210  PH                             : NULL                               
REMARK 210  IONIC STRENGTH                 : NULL                               
REMARK 210  PRESSURE                       : NULL                               
REMARK 210  SAMPLE CONTENTS                : NULL                               
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : NULL                               
REMARK 210  SPECTROMETER FIELD STRENGTH    : NULL                               
REMARK 210  SPECTROMETER MODEL             : NULL                               
REMARK 210  SPECTROMETER MANUFACTURER      : NULL                               
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : NULL                               
REMARK 210   METHOD USED                   : NULL                               
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : NULL                               
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 16                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : NULL                               
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL                
REMARK 210                                                                      
REMARK 210 REMARK: NULL                                                         
REMARK 215                                                                      
REMARK 215 NMR STUDY                                                            
REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION           
REMARK 215 NMR DATA.  PROTEIN DATA BANK CONVENTIONS REQUIRE THAT                
REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON              
REMARK 215 THESE RECORDS ARE MEANINGLESS.                                       
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 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  2 CYS A  11   CB  -  CA  -  C   ANGL. DEV. =   7.5 DEGREES          
REMARK 500  3 VAL A   9   CA  -  CB  -  CG2 ANGL. DEV. =   9.5 DEGREES          
REMARK 500  7 CYS A  14   CB  -  CA  -  C   ANGL. DEV. =   9.7 DEGREES          
REMARK 500 13 CYS A  11   CB  -  CA  -  C   ANGL. DEV. =   8.1 DEGREES          
REMARK 500 15 CYS A  40   CB  -  CA  -  C   ANGL. DEV. =   8.5 DEGREES          
REMARK 500 16 CYS A  11   CB  -  CA  -  C   ANGL. DEV. =   7.5 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  1 TYR A   2     -159.59   -129.62                                   
REMARK 500  1 SER A  10       70.53    -67.56                                   
REMARK 500  1 CYS A  14      -31.68   -155.59                                   
REMARK 500  1 ALA A  22       36.41    -81.25                                   
REMARK 500  1 SER A  28      -50.51   -141.78                                   
REMARK 500  1 ASP A  39       74.11    -60.96                                   
REMARK 500  1 CYS A  43      -57.56     60.61                                   
REMARK 500  1 PRO A  52       82.30    -60.14                                   
REMARK 500  2 TYR A   2     -158.35    -76.25                                   
REMARK 500  2 CYS A  14      -97.40    -80.43                                   
REMARK 500  2 ALA A  15      -99.01     45.57                                   
REMARK 500  2 ASP A  27      -72.14   -114.80                                   
REMARK 500  2 SER A  28      -61.09   -108.65                                   
REMARK 500  2 ILE A  29     -166.55   -102.90                                   
REMARK 500  2 PRO A  52       82.48    -65.67                                   
REMARK 500  3 TYR A   2     -154.17    -74.25                                   
REMARK 500  3 VAL A   9      -53.32     71.35                                   
REMARK 500  3 SER A  10       29.14    129.08                                   
REMARK 500  3 ALA A  22       31.61    -94.18                                   
REMARK 500  3 ASP A  27      -70.04   -102.99                                   
REMARK 500  3 ILE A  29     -167.24   -101.09                                   
REMARK 500  3 ILE A  38     -112.27    -90.84                                   
REMARK 500  3 PRO A  52       90.14    -60.95                                   
REMARK 500  4 TYR A   2     -137.06     61.45                                   
REMARK 500  4 SER A  10       64.48    -65.39                                   
REMARK 500  4 CYS A  14     -108.62    -79.31                                   
REMARK 500  4 ALA A  15     -101.65     53.76                                   
REMARK 500  4 ALA A  22       32.46    -82.83                                   
REMARK 500  4 SER A  28      -57.70   -140.73                                   
REMARK 500  4 ILE A  29     -162.49   -104.45                                   
REMARK 500  4 ILE A  38       47.28    -79.76                                   
REMARK 500  4 ASP A  39       65.54     14.73                                   
REMARK 500  4 PRO A  52       83.15    -64.29                                   
REMARK 500  5 TYR A   2     -157.71   -123.78                                   
REMARK 500  5 SER A   7       13.19    -65.11                                   
REMARK 500  5 CYS A   8      -73.12    -74.17                                   
REMARK 500  5 VAL A   9      137.63     75.77                                   
REMARK 500  5 SER A  10       57.03    -64.25                                   
REMARK 500  5 ALA A  22       36.34    -85.08                                   
REMARK 500  5 ASP A  27      -77.20   -119.14                                   
REMARK 500  5 ILE A  29     -169.16   -102.82                                   
REMARK 500  5 ILE A  38     -102.39    -80.13                                   
REMARK 500  5 PRO A  52       86.33    -58.36                                   
REMARK 500  6 TYR A   2     -157.46    -85.76                                   
REMARK 500  6 ASP A  27      -71.96   -116.56                                   
REMARK 500  6 ILE A  29     -167.52   -100.94                                   
REMARK 500  6 ASP A  33       91.96    -65.76                                   
REMARK 500  6 ILE A  38     -102.73    -78.33                                   
REMARK 500  6 PRO A  52       84.56    -63.65                                   
REMARK 500  7 TYR A   2     -175.39     66.60                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     128 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 VAL A   53     GLN A   54          1      -138.52                    
REMARK 500 GLN A   54     GLU A   55          1       146.66                    
REMARK 500 VAL A   53     GLN A   54          2      -148.38                    
REMARK 500 TYR A    2     LYS A    3          3       146.71                    
REMARK 500 VAL A   53     GLN A   54          3      -144.55                    
REMARK 500 TYR A    2     LYS A    3          4       135.35                    
REMARK 500 VAL A   53     GLN A   54          4      -143.43                    
REMARK 500 TYR A    2     LYS A    3          5       143.38                    
REMARK 500 LYS A    3     ILE A    4          5       147.43                    
REMARK 500 GLY A   41     ASN A   42          5      -147.53                    
REMARK 500 VAL A   53     GLN A   54          5      -139.16                    
REMARK 500 GLN A   54     GLU A   55          5       135.31                    
REMARK 500 TYR A    2     LYS A    3          6       144.67                    
REMARK 500 LYS A    3     ILE A    4          6       146.53                    
REMARK 500 GLY A   41     ASN A   42          6      -147.72                    
REMARK 500 VAL A   53     GLN A   54          6      -124.12                    
REMARK 500 TYR A    2     LYS A    3          7       140.71                    
REMARK 500 VAL A   53     GLN A   54          7       -96.34                    
REMARK 500 TYR A    2     LYS A    3          8       141.08                    
REMARK 500 VAL A   53     GLN A   54          8      -121.40                    
REMARK 500 ALA A    1     TYR A    2          9       142.99                    
REMARK 500 VAL A   53     GLN A   54          9      -118.69                    
REMARK 500 TYR A    2     LYS A    3         10       145.78                    
REMARK 500 VAL A   53     GLN A   54         10      -132.40                    
REMARK 500 GLN A   54     GLU A   55         10       131.81                    
REMARK 500 VAL A   53     GLN A   54         11      -128.49                    
REMARK 500 TYR A    2     LYS A    3         12       149.84                    
REMARK 500 VAL A   53     GLN A   54         12      -130.38                    
REMARK 500 TYR A    2     LYS A    3         13       148.48                    
REMARK 500 VAL A   53     GLN A   54         13      -133.50                    
REMARK 500 GLN A   54     GLU A   55         13       144.75                    
REMARK 500 TYR A    2     LYS A    3         14       145.89                    
REMARK 500 LYS A    3     ILE A    4         14       148.07                    
REMARK 500 VAL A   53     GLN A   54         14      -128.84                    
REMARK 500 TYR A    2     LYS A    3         15       144.88                    
REMARK 500 VAL A   53     GLN A   54         15      -113.14                    
REMARK 500 TYR A    2     LYS A    3         16       146.32                    
REMARK 500 VAL A   53     GLN A   54         16      -133.54                    
REMARK 500 GLN A   54     GLU A   55         16       144.95                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500  1 TYR A   2         0.11    SIDE CHAIN                              
REMARK 500  3 TYR A   2         0.13    SIDE CHAIN                              
REMARK 500  3 PHE A  30         0.12    SIDE CHAIN                              
REMARK 500  4 TYR A   2         0.15    SIDE CHAIN                              
REMARK 500  5 PHE A  30         0.10    SIDE CHAIN                              
REMARK 500  6 TYR A   2         0.11    SIDE CHAIN                              
REMARK 500  7 TYR A   2         0.16    SIDE CHAIN                              
REMARK 500  8 TYR A   2         0.19    SIDE CHAIN                              
REMARK 500 11 TYR A   2         0.08    SIDE CHAIN                              
REMARK 500 11 PHE A  30         0.08    SIDE CHAIN                              
REMARK 500 12 TYR A   2         0.07    SIDE CHAIN                              
REMARK 500 13 TYR A   2         0.14    SIDE CHAIN                              
REMARK 500 14 TYR A   2         0.07    SIDE CHAIN                              
REMARK 500 15 TYR A   2         0.24    SIDE CHAIN                              
REMARK 500 16 TYR A   2         0.07    SIDE CHAIN                              
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                             SF4 A  56  FE1                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A   8   SG                                                     
REMARK 620 2 SF4 A  56   S2  113.7                                              
REMARK 620 3 SF4 A  56   S3  117.1 104.0                                        
REMARK 620 4 SF4 A  56   S4  113.5 104.0 103.0                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A  56  FE2                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  11   SG                                                     
REMARK 620 2 SF4 A  56   S1  108.4                                              
REMARK 620 3 SF4 A  56   S3  116.4 105.0                                        
REMARK 620 4 SF4 A  56   S4  116.5 104.9 104.4                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A  56  FE3                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  14   SG                                                     
REMARK 620 2 SF4 A  56   S1  114.1                                              
REMARK 620 3 SF4 A  56   S2  114.1 103.5                                        
REMARK 620 4 SF4 A  56   S4  114.5 104.6 104.8                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A  57  FE4                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  18   SG                                                     
REMARK 620 2 SF4 A  57   S1  112.0                                              
REMARK 620 3 SF4 A  57   S2  115.4 104.2                                        
REMARK 620 4 SF4 A  57   S3  114.2 105.7 104.3                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A  57  FE1                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  37   SG                                                     
REMARK 620 2 SF4 A  57   S2  112.8                                              
REMARK 620 3 SF4 A  57   S3  117.9 103.5                                        
REMARK 620 4 SF4 A  57   S4  111.7 105.8 104.1                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A  57  FE2                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  40   SG                                                     
REMARK 620 2 SF4 A  57   S1  108.6                                              
REMARK 620 3 SF4 A  57   S3  115.9 104.6                                        
REMARK 620 4 SF4 A  57   S4  117.3 104.1 104.9                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A  57  FE3                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  43   SG                                                     
REMARK 620 2 SF4 A  57   S1  114.6                                              
REMARK 620 3 SF4 A  57   S2  112.2 103.8                                        
REMARK 620 4 SF4 A  57   S4  115.5 104.0 105.6                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             SF4 A  56  FE4                           
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  47   SG                                                     
REMARK 620 2 SF4 A  56   S1  113.7                                              
REMARK 620 3 SF4 A  56   S2  114.3 104.0                                        
REMARK 620 4 SF4 A  56   S3  113.0 105.7 105.2                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 A 56                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 A 57                  
DBREF  1CLF A    1    55  UNP    P00195   FER_CLOPA        1     55             
SEQRES   1 A   55  ALA TYR LYS ILE ALA ASP SER CYS VAL SER CYS GLY ALA          
SEQRES   2 A   55  CYS ALA SER GLU CYS PRO VAL ASN ALA ILE SER GLN GLY          
SEQRES   3 A   55  ASP SER ILE PHE VAL ILE ASP ALA ASP THR CYS ILE ASP          
SEQRES   4 A   55  CYS GLY ASN CYS ALA ASN VAL CYS PRO VAL GLY ALA PRO          
SEQRES   5 A   55  VAL GLN GLU                                                  
HET    SF4  A  56       8                                                       
HET    SF4  A  57       8                                                       
HETNAM     SF4 IRON/SULFUR CLUSTER                                              
FORMUL   2  SF4    2(FE4 S4)                                                    
SHEET    1   A 2 ILE A  23  GLN A  25  0                                        
SHEET    2   A 2 PHE A  30  ILE A  32 -1  N  VAL A  31   O  SER A  24           
LINK         SG  CYS A   8                FE1  SF4 A  56     1555   1555  2.25  
LINK         SG  CYS A  11                FE2  SF4 A  56     1555   1555  2.16  
LINK         SG  CYS A  14                FE3  SF4 A  56     1555   1555  2.18  
LINK         SG  CYS A  18                FE4  SF4 A  57     1555   1555  2.17  
LINK         SG  CYS A  37                FE1  SF4 A  57     1555   1555  2.19  
LINK         SG  CYS A  40                FE2  SF4 A  57     1555   1555  2.18  
LINK         SG  CYS A  43                FE3  SF4 A  57     1555   1555  2.17  
LINK         SG  CYS A  47                FE4  SF4 A  56     1555   1555  2.15  
SITE     1 AC1  9 ILE A   4  CYS A   8  VAL A   9  CYS A  11                    
SITE     2 AC1  9 GLY A  12  ALA A  13  CYS A  14  PHE A  30                    
SITE     3 AC1  9 CYS A  47                                                     
SITE     1 AC2  8 CYS A  18  PRO A  19  VAL A  20  CYS A  37                    
SITE     2 AC2  8 ILE A  38  CYS A  40  ASN A  42  CYS A  43                    
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1           1          
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      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000                         
MODEL        1