HEADER    ELECTRON TRANSPORT                      09-FEB-00   1C75              
TITLE     0.97 A "AB INITIO" CRYSTAL STRUCTURE OF CYTOCHROME C-553 FROM BACILLUS
TITLE    2 PASTEURII                                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CYTOCHROME C-553;                                          
COMPND   3 CHAIN: A                                                             
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SPOROSARCINA PASTEURII;                         
SOURCE   3 ORGANISM_TAXID: 1474;                                                
SOURCE   4 STRAIN: DSM 33;                                                      
SOURCE   5 ATCC: DSM 33;                                                        
SOURCE   6 COLLECTION: DSM 33;                                                  
SOURCE   7 CELLULAR_LOCATION: CYTOPLASM;                                        
SOURCE   8 OTHER_DETAILS: DEUTSCHE SAMMLUNG VON MIKROORGANISMEN (DSM)           
KEYWDS    C-553, HEME, CYTOCHROME, BACILLUS PASTEURII, AB INITIO, ATOMIC        
KEYWDS   2 RESOLUTION, ELECTRON TRANSPORT                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.BENINI,S.CIURLI,W.R.RYPNIEWSKI,K.S.WILSON                           
REVDAT  10   16-OCT-24 1C75    1       REMARK                                   
REVDAT   9   27-DEC-23 1C75    1       REMARK                                   
REVDAT   8   03-MAR-21 1C75    1       COMPND REMARK HET    HETNAM              
REVDAT   8 2                   1       HETSYN FORMUL LINK   ATOM                
REVDAT   7   24-JUL-19 1C75    1       REMARK LINK                              
REVDAT   6   04-OCT-17 1C75    1       REMARK                                   
REVDAT   5   02-FEB-11 1C75    1       ATOM                                     
REVDAT   4   24-FEB-09 1C75    1       VERSN                                    
REVDAT   3   01-APR-03 1C75    1       JRNL                                     
REVDAT   2   14-FEB-01 1C75    1       JRNL   REMARK                            
REVDAT   1   22-MAR-00 1C75    0                                                
SPRSDE     22-MAR-00 1C75      1B7C                                             
JRNL        AUTH   S.BENINI,A.GONZALEZ,W.R.RYPNIEWSKI,K.S.WILSON,               
JRNL        AUTH 2 J.J.VAN BEEUMEN,S.CIURLI                                     
JRNL        TITL   CRYSTAL STRUCTURE OF OXIDIZED BACILLUS PASTEURII CYTOCHROME  
JRNL        TITL 2 C553 AT 0.97-A RESOLUTION.                                   
JRNL        REF    BIOCHEMISTRY                  V.  39 13115 2000              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   11052663                                                     
JRNL        DOI    10.1021/BI000402J                                            
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   I.H.M.VANDENBERGHE,Y.GUISEZ,S.CIURLI,S.BENINI,               
REMARK   1  AUTH 2 J.J.VAN-BEEUMEN                                              
REMARK   1  TITL   CYTOCHROME C-553 FROM THE ALKALOPHILIC BACTERIUM BACILLUS    
REMARK   1  TITL 2 PASTEURII HAS THE PRIMARY STRUCTURE CHARACTERISTICS OF A     
REMARK   1  TITL 3 LIPOPROTEIN                                                  
REMARK   1  REF    BIOCHEM.BIOPHYS.RES.COMMUN.   V. 264   380 1999              
REMARK   1  REFN                   ISSN 0006-291X                               
REMARK   1  DOI    10.1006/BBRC.1999.1359                                       
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   S.BENINI,M.BORSARI,S.CIURLI,A.DIKIY,M.LAMBORGHINI            
REMARK   1  TITL   MODULATION OF BACILLUS PASTEURII CYTOCHROME C553 REDUCTION   
REMARK   1  TITL 2 POTENTIAL BY STRUCTURAL AND SOLUTION PARAMETERS              
REMARK   1  REF    J.BIOL.INORG.CHEM.            V.   3   371 1998              
REMARK   1  REFN                   ISSN 0949-8257                               
REMARK   1  DOI    10.1007/S007750050247                                        
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   S.BENINI,S.CIURLI,W.R.RYPNIEWSKI,K.S.WILSON                  
REMARK   1  TITL   CRYSTALS OF CYTOCHROME C-553 FROM BACILLUS PASTEURII SHOW    
REMARK   1  TITL 2 DIFFRACTION TO 0.97 A RESOLUTION                             
REMARK   1  REF    PROTEINS                      V.  28   580 1997              
REMARK   1  REFN                   ISSN 0887-3585                               
REMARK   1  DOI    10.1002/(SICI)1097-0134(199708)28:4<580::AID-PROT11>3.3.CO;2 
REMARK   1  DOI  2 -W                                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    0.97 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : SHELXL-97                                            
REMARK   3   AUTHORS     : G.M.SHELDRICK                                        
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 0.97                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   CROSS-VALIDATION METHOD           : NULL                           
REMARK   3   FREE R VALUE TEST SET SELECTION   : NULL                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : 0.116                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.116                  
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) : 38898                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : 0.112                  
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : 0.112                  
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : 35419                  
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 497                                           
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 43                                            
REMARK   3   SOLVENT ATOMS      : 125                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : 661.12                  
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : 486.00                  
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : 14                      
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : 6286                    
REMARK   3   NUMBER OF RESTRAINTS                     : 7877                    
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.016                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.034                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.020                   
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : 0.034                   
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : 0.117                   
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : 0.095                   
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : 0.064                   
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : 0.006                   
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : 0.048                   
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : 0.117                   
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201            
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER                      
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1C75 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-MAR-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000001426.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 23-MAY-96                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : BW7B                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.885                              
REMARK 200  MONOCHROMATOR                  : SI(111)                            
REMARK 200  OPTICS                         : SEGMENTED MIRROR                   
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : SOFTWARE AT SYNCHROTRON            
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 38959                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 0.970                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 5.460                              
REMARK 200  R MERGE                    (I) : 0.07400                            
REMARK 200  R SYM                      (I) : 0.07400                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 17.1600                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 0.97                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 0.99                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.72                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.24200                            
REMARK 200  R SYM FOR SHELL            (I) : 0.24200                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.180                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER                        
REMARK 200 SOFTWARE USED: CCP4                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: THE STRUCTURE WAS SOLVED "AB INITIO"                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 38.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 3.2 M AMMONIUM SULPHATE IN 100 MM        
REMARK 280  SODIUM CITRATE BUFFER PH 5.0                                        
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       18.57200            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       22.01050            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       19.71100            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       22.01050            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       18.57200            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       19.71100            
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: 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 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     LYS A   50   CD   CE   NZ                                        
REMARK 480     GLU A   90   CD   OE1  OE2                                       
REMARK 480     LYS A   91   CE   NZ                                             
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   NZ   LYS A    91     O    HOH A   195              2.08            
REMARK 500   CE   LYS A    91     O    HOH A   195              2.18            
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    ALA A  26   CA  -  C   -  N   ANGL. DEV. =  16.4 DEGREES          
REMARK 500    ASP A  62   CB  -  CG  -  OD1 ANGL. DEV. =   8.1 DEGREES          
REMARK 500    ASP A  62   CB  -  CG  -  OD2 ANGL. DEV. =  -8.0 DEGREES          
REMARK 500    GLU A  80   CA  -  CB  -  CG  ANGL. DEV. =  13.8 DEGREES          
REMARK 500    GLU A  80   OE1 -  CD  -  OE2 ANGL. DEV. =  -8.3 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    ALA A  43     -112.18   -146.28                                   
REMARK 500    GLN A  68      126.87   -171.77                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 200        DISTANCE =  6.07 ANGSTROMS                       
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEC A  93  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  36   NE2                                                    
REMARK 620 2 HEC A  93   NA   91.4                                              
REMARK 620 3 HEC A  93   NB   89.5  90.2                                        
REMARK 620 4 HEC A  93   NC   88.4 179.6  89.4                                  
REMARK 620 5 HEC A  93   ND   89.6  90.4 178.9  90.0                            
REMARK 620 6 MET A  71   SD  175.9  84.9  92.2  95.3  88.8                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEC A 93                  
DBREF  1C75 A   22    92  UNP    P82599   CY553_BACPA     22     92             
SEQRES   1 A   71  VAL ASP ALA GLU ALA VAL VAL GLN GLN LYS CYS ILE SER          
SEQRES   2 A   71  CYS HIS GLY GLY ASP LEU THR GLY ALA SER ALA PRO ALA          
SEQRES   3 A   71  ILE ASP LYS ALA GLY ALA ASN TYR SER GLU GLU GLU ILE          
SEQRES   4 A   71  LEU ASP ILE ILE LEU ASN GLY GLN GLY GLY MET PRO GLY          
SEQRES   5 A   71  GLY ILE ALA LYS GLY ALA GLU ALA GLU ALA VAL ALA ALA          
SEQRES   6 A   71  TRP LEU ALA GLU LYS LYS                                      
HET    HEC  A  93      74                                                       
HETNAM     HEC HEME C                                                           
FORMUL   2  HEC    C34 H34 FE N4 O4                                             
FORMUL   3  HOH   *125(H2 O)                                                    
HELIX    1   1 ASP A   23  CYS A   32  1                                  10    
HELIX    2   2 CYS A   32  GLY A   37  1                                   6    
HELIX    3   3 LYS A   50  ASN A   54  5                                   5    
HELIX    4   4 SER A   56  GLY A   67  1                                  12    
HELIX    5   5 LYS A   77  GLU A   90  1                                  14    
LINK         SG  CYS A  32                 CAB HEC A  93     1555   1555  1.82  
LINK         SG  CYS A  35                 CAC HEC A  93     1555   1555  1.81  
LINK         NE2 HIS A  36                FE   HEC A  93     1555   1555  2.00  
LINK         SD  MET A  71                FE   HEC A  93     1555   1555  2.33  
SITE     1 AC1 19 LYS A  31  CYS A  32  CYS A  35  HIS A  36                    
SITE     2 AC1 19 ALA A  45  PRO A  46  ALA A  47  ILE A  48                    
SITE     3 AC1 19 TYR A  55  LEU A  65  GLN A  68  GLY A  70                    
SITE     4 AC1 19 MET A  71  ILE A  75  GLU A  82  LEU A  88                    
SITE     5 AC1 19 HOH A  94  HOH A  97  HOH A 173                               
CRYST1   37.144   39.422   44.021  90.00  90.00  90.00 P 21 21 21    4          
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      0.026922  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.025367  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.022716        0.00000