HEADER    OXIDOREDUCTASE                          10-JAN-03   1NML               
TITLE     DI-HAEMIC CYTOCHROME C PEROXIDASE FROM PSEUDOMONAS NAUTICA 617, FORM   
TITLE    2 IN (PH 4.0)                                                           
COMPND    MOL_ID: 1;                                                             
COMPND   2 MOLECULE: DI-HAEM CYTOCHROME C PEROXIDASE;                            
COMPND   3 CHAIN: A;                                                             
COMPND   4 EC: 1.11.1.5                                                          
SOURCE    MOL_ID: 1;                                                             
SOURCE   2 ORGANISM_SCIENTIFIC: MARINOBACTER HYDROCARBONOCLASTICUS;              
SOURCE   3 ORGANISM_TAXID: 2743;                                                 
SOURCE   4 STRAIN: 617;                                                          
SOURCE   5 OTHER_DETAILS: SYNONYM MARINOBACTER HYDROCARBONOCLASTICUS             
KEYWDS    OXIDOREDUCTASE, PEROXIDASE, DI-HAEM, ELECTRON TRANSPORT                
EXPDTA    X-RAY DIFFRACTION                                                      
AUTHOR    J.M.DIAS,C.BONIFACIO,T.ALVES,A.S.PEREIRA,D.BOURGEOIS,I.MOURA,          
AUTHOR   2 M.J.ROMAO                                                             
REVDAT   6   16-AUG-23 1NML    1       REMARK                                    
REVDAT   5   03-MAR-21 1NML    1       COMPND REMARK HET    HETNAM               
REVDAT   5 2                   1       HETSYN FORMUL LINK   SITE                 
REVDAT   5 3                   1       ATOM                                      
REVDAT   4   13-JUL-11 1NML    1       VERSN                                     
REVDAT   3   24-FEB-09 1NML    1       VERSN                                     
REVDAT   2   12-OCT-04 1NML    1       JRNL   REMARK                             
REVDAT   1   13-JAN-04 1NML    0                                                 
JRNL        AUTH   J.M.DIAS,T.ALVES,A.S.PEREIRA,D.BOURGEOIS,I.MOURA              
JRNL        TITL   STRUCTURAL BASIS FOR THE MECHANISM OF CA(2+) ACTIVATION OF    
JRNL        TITL 2 THE DI-HEME CYTOCHROME C PEROXIDASE FROM PSEUDOMONAS NAUTICA  
JRNL        TITL 3 617                                                           
JRNL        REF    STRUCTURE                     V.  12   961 2004               
JRNL        REFN                   ISSN 0969-2126                                
JRNL        PMID   15274917                                                      
JRNL        DOI    10.1016/J.STR.2004.03.025                                     
REMARK   1                                                                       
REMARK   1 REFERENCE 1                                                           
REMARK   1  AUTH   J.M.DIAS,C.BONIFACIO,T.ALVES,J.J.G.MOURA,I.MOURA,M.J.ROMAO    
REMARK   1  TITL   CRYSTALLIZATION AND PRELIMINARY X-RAY DIFFRACTION ANALYSIS    
REMARK   1  TITL 2 OF TWO-DEPENDENT FORMS OF A DI-HAEM CYTOCHROME C PEROXIDASE   
REMARK   1  TITL 3 FROM PSEUDOMONAS NAUTICA                                      
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.D      V.  58   697 2002               
REMARK   1  REFN                   ISSN 0907-4449                                
REMARK   1  DOI    10.1107/S0907444902002354                                     
REMARK   2                                                                       
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                        
REMARK   3                                                                       
REMARK   3 REFINEMENT.                                                           
REMARK   3   PROGRAM     : CNS 1.0                                               
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) : 2.20                            
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                           
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)   (%) : 99.8                            
REMARK   3   NUMBER OF REFLECTIONS             : 35050                           
REMARK   3                                                                       
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                      
REMARK   3   CROSS-VALIDATION METHOD          : RFREE                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                           
REMARK   3   R VALUE            (WORKING SET) : 0.179                            
REMARK   3   FREE R VALUE                     : 0.199                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1759                             
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            : 2417                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                        
REMARK   3   HETEROGEN ATOMS          : 138                                      
REMARK   3   SOLVENT ATOMS            : 319                                      
REMARK   3                                                                       
REMARK   3  B VALUES.                                                            
REMARK   3   FROM WILSON PLOT           (A**2) : 45.60                           
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) : 0.009                            
REMARK   3   BOND ANGLES            (DEGREES) : 1.840                            
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) : 1.462 ; 1.500                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.403 ; 2.000                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.286 ; 2.000                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.384 ; 2.500                 
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 1NML COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                          
REMARK 100                                                                       
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-JAN-03.                   
REMARK 100 THE DEPOSITION ID IS D_1000018007.                                    
REMARK 200                                                                       
REMARK 200 EXPERIMENTAL DETAILS                                                  
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                   
REMARK 200  DATE OF DATA COLLECTION        : 18-NOV-00                           
REMARK 200  TEMPERATURE           (KELVIN) : 100                                 
REMARK 200  PH                             : 4.0                                 
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                   
REMARK 200                                                                       
REMARK 200  SYNCHROTRON              (Y/N) : Y                                   
REMARK 200  RADIATION SOURCE               : ESRF                                
REMARK 200  BEAMLINE                       : ID14-2                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                                
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                   
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9330                              
REMARK 200  MONOCHROMATOR                  : 0.97                                
REMARK 200  OPTICS                         : NULL                                
REMARK 200                                                                       
REMARK 200  DETECTOR TYPE                  : CCD                                 
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                      
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                               
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                           
REMARK 200                                                                       
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 35072                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                               
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                : 5.000                               
REMARK 200  R MERGE                    (I) : NULL                                
REMARK 200  R SYM                      (I) : 0.05500                             
REMARK 200   FOR THE DATA SET  : 26.5000                             
REMARK 200                                                                       
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                      
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20                      
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.28                      
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.00                                
REMARK 200  R MERGE FOR SHELL          (I) : NULL                                
REMARK 200  R SYM FOR SHELL            (I) : 0.53500                             
REMARK 200   FOR SHELL         : 4.000                               
REMARK 200                                                                       
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                               
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT         
REMARK 200 SOFTWARE USED: EPMR                                                   
REMARK 200 STARTING MODEL: PDB ENTRY 1EB7                                        
REMARK 200                                                                       
REMARK 200 REMARK: NULL                                                          
REMARK 280                                                                       
REMARK 280 CRYSTAL                                                               
REMARK 280 SOLVENT CONTENT, VS   (%): 70.90                                      
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.26                      
REMARK 280                                                                       
REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM CITRATE, PH 4.0, VAPOR             
REMARK 280  DIFFUSION, TEMPERATURE 277K                                          
REMARK 290                                                                       
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                             
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1                          
REMARK 290                                                                       
REMARK 290      SYMOP   SYMMETRY                                                 
REMARK 290     NNNMMM   OPERATOR                                                 
REMARK 290       1555   X,Y,Z                                                    
REMARK 290       2555   -Y,X-Y,Z+1/3                                             
REMARK 290       3555   -X+Y,-X,Z+2/3                                            
REMARK 290       4555   Y,X,-Z                                                   
REMARK 290       5555   X-Y,-Y,-Z+2/3                                            
REMARK 290       6555   -X,-X+Y,-Z+1/3                                           
REMARK 290                                                                       
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                      
REMARK 290           MMM -> TRANSLATION VECTOR                                   
REMARK 290                                                                       
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                             
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM              
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                 
REMARK 290 RELATED MOLECULES.                                                    
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000             
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000             
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000             
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000             
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000             
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       30.21933             
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000             
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000             
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       60.43867             
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000             
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000             
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000             
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000             
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000             
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       60.43867             
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000             
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000             
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       30.21933             
REMARK 290                                                                       
REMARK 290 REMARK: NULL                                                          
REMARK 300                                                                       
REMARK 300 BIOMOLECULE: 1, 2                                                     
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                 
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                   
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON                
REMARK 300 BURIED SURFACE AREA.                                                  
REMARK 350                                                                       
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN            
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                 
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS           
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                           
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                                
REMARK 350                                                                       
REMARK 350 BIOMOLECULE: 1                                                        
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                   
REMARK 350 SOFTWARE USED: PQS                                                    
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                      
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000             
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000             
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000             
REMARK 350                                                                       
REMARK 350 BIOMOLECULE: 2                                                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                     
REMARK 350 SOFTWARE USED: PISA                                                   
REMARK 350 TOTAL BURIED SURFACE AREA: 10400 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 26020 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -112.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                      
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000             
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000             
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000             
REMARK 350   BIOMT1   2  1.000000  0.000000  0.000000        0.00000             
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000        0.00000             
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       60.43867             
REMARK 465                                                                       
REMARK 465 MISSING RESIDUES                                                      
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                        
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN                
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                 
REMARK 465                                                                       
REMARK 465   M RES C SSSEQI                                                      
REMARK 465     PRO A   220                                                       
REMARK 465     GLY A   221                                                       
REMARK 465     ALA A   222                                                       
REMARK 465     GLU A   223                                                       
REMARK 465     ILE A   224                                                       
REMARK 465     LEU A   225                                                       
REMARK 465     PRO A   226                                                       
REMARK 465     GLU A   227                                                       
REMARK 465     GLY A   228                                                       
REMARK 465     ASP A   229                                                       
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    LYS A  75     -153.69   -107.83                                    
REMARK 500    PRO A 213       40.86    -81.90                                    
REMARK 500    PHE A 260      166.88     72.97                                    
REMARK 500    ASP A 323      157.47    -44.88                                    
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 800        DISTANCE =  6.00 ANGSTROMS                        
REMARK 525    HOH A 836        DISTANCE =  6.70 ANGSTROMS                        
REMARK 525    HOH A 913        DISTANCE =  6.21 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 401  FE                             
REMARK 620 N RES CSSEQI ATOM                                                     
REMARK 620 1 HIS A  55   NE2                                                     
REMARK 620 2 HEC A 401   NA   86.7                                               
REMARK 620 3 HEC A 401   NB   91.5  87.7                                         
REMARK 620 4 HEC A 401   NC   93.9 178.3  90.7                                   
REMARK 620 5 HEC A 401   ND   93.3  92.1 175.2  89.5                             
REMARK 620 6 HIS A  71   NE2 179.0  93.8  89.4  85.5  85.8                       
REMARK 620 N                    1     2     3     4     5                        
REMARK 620                                                                       
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                          
REMARK 620                             HEC A 402  FE                             
REMARK 620 N RES CSSEQI ATOM                                                     
REMARK 620 1 HIS A 201   NE2                                                     
REMARK 620 2 HEC A 402   NA   95.5                                               
REMARK 620 3 HEC A 402   NB   86.2  90.3                                         
REMARK 620 4 HEC A 402   NC   86.4 178.0  89.1                                   
REMARK 620 5 HEC A 402   ND   96.4  90.2 177.4  90.4                             
REMARK 620 6 MET A 275   SD  177.4  84.7  96.4  93.5  81.0                       
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 401                  
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC2                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEC A 402                  
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC3                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIT A 501                  
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC4                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIT A 502                  
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC5                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIT A 503                  
REMARK 800                                                                       
REMARK 800 SITE_IDENTIFIER: AC6                                                  
REMARK 800 EVIDENCE_CODE: SOFTWARE                                               
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIT A 504                  
DBREF  1NML A    1   326  UNP    P83787   P83787_MARHY     1    326              
SEQRES   1 A  326  ASP ASN LEU MET GLU ARG ALA ASN SER MET PHE GLU PRO           
SEQRES   2 A  326  ILE PRO LYS TYR PRO PRO VAL ILE ASP GLY ASN GLU LEU           
SEQRES   3 A  326  THR GLN ALA LYS VAL GLU LEU GLY LYS MET GLU PHE PHE           
SEQRES   4 A  326  GLU PRO ARG LEU SER SER SER HIS LEU ILE SER CYS ASN           
SEQRES   5 A  326  THR CYS HIS ASN VAL GLY LEU GLY GLY ASP ASP GLU LEU           
SEQRES   6 A  326  PRO THR SER ILE GLY HIS GLY TRP GLN LYS GLY PRO ARG           
SEQRES   7 A  326  ASN SER PRO THR VAL PHE ASN ALA VAL PHE ASN ALA ALA           
SEQRES   8 A  326  GLN PHE TRP ASP GLY ARG ALA ALA ASP LEU ALA GLU GLN           
SEQRES   9 A  326  ALA LYS GLY PRO VAL GLN ALA GLY VAL GLU MET SER SER           
SEQRES  10 A  326  THR PRO ASP ARG VAL VAL ALA THR LEU LYS SER MET PRO           
SEQRES  11 A  326  GLU TYR ILE GLU ARG PHE GLU ASP ALA PHE PRO GLY GLN           
SEQRES  12 A  326  GLU ASN PRO VAL THR PHE ASP ASN MET ALA VAL ALA ILE           
SEQRES  13 A  326  GLU ALA TYR GLU ALA THR LEU ILE THR PRO GLU ALA PRO           
SEQRES  14 A  326  PHE ASP LYS TYR LEU ARG GLY ASP THR SER ALA LEU ASN           
SEQRES  15 A  326  GLU SER GLU LYS GLU GLY LEU ALA LEU PHE MET ASP ARG           
SEQRES  16 A  326  GLY CYS THR ALA CYS HIS SER GLY VAL ASN LEU GLY GLY           
SEQRES  17 A  326  GLN ASN TYR TYR PRO PHE GLY LEU VAL ALA LYS PRO GLY           
SEQRES  18 A  326  ALA GLU ILE LEU PRO GLU GLY ASP LYS GLY ARG PHE SER           
SEQRES  19 A  326  VAL THR GLU THR ALA SER ASP GLU TYR VAL PHE ARG ALA           
SEQRES  20 A  326  SER PRO LEU ARG ASN ILE GLU LEU THR ALA PRO TYR PHE           
SEQRES  21 A  326  HIS SER GLY ALA VAL TRP SER LEU GLU GLU ALA VAL ALA           
SEQRES  22 A  326  VAL MET GLY THR ALA GLN LEU GLY THR GLU LEU ASN ASN           
SEQRES  23 A  326  ASP GLU VAL LYS SER ILE VAL ALA PHE LEU LYS THR LEU           
SEQRES  24 A  326  THR GLY ASN VAL PRO GLU VAL THR TYR PRO VAL LEU PRO           
SEQRES  25 A  326  PRO SER THR ALA ASN THR PRO LYS PRO VAL ASP MET ILE           
SEQRES  26 A  326  PRO                                                           
HET    HEC  A 401      43                                                        
HET    HEC  A 402      43                                                        
HET    CIT  A 501      13                                                        
HET    CIT  A 502      13                                                        
HET    CIT  A 503      13                                                        
HET    CIT  A 504      13                                                        
HETNAM     HEC HEME C                                                            
HETNAM     CIT CITRIC ACID                                                       
FORMUL   2  HEC    2(C34 H34 FE N4 O4)                                           
FORMUL   4  CIT    4(C6 H8 O7)                                                   
FORMUL   8  HOH   *319(H2 O)                                                     
HELIX    1   1 ASP A    1  PHE A   11  1                                  11     
HELIX    2   2 THR A   27  PHE A   39  1                                  13     
HELIX    3   3 GLU A   40  SER A   44  5                                   5     
HELIX    4   4 SER A   50  HIS A   55  1                                   6     
HELIX    5   5 ASN A   85  ASN A   89  5                                   5     
HELIX    6   6 ASP A  100  ALA A  105  1                                   6     
HELIX    7   7 GLY A  107  GLY A  112  1                                   6     
HELIX    8   8 THR A  118  SER A  128  1                                  11     
HELIX    9   9 MET A  129  PHE A  140  1                                  12     
HELIX   10  10 THR A  148  LEU A  163  1                                  16     
HELIX   11  11 ALA A  168  ARG A  175  1                                   8     
HELIX   12  12 ASP A  177  LEU A  181  5                                   5     
HELIX   13  13 ASN A  182  ARG A  195  1                                  14     
HELIX   14  14 GLY A  196  CYS A  200  5                                   5     
HELIX   15  15 SER A  202  LEU A  206  5                                   5     
HELIX   16  16 ALA A  239  ASP A  241  5                                   3     
HELIX   17  17 ASN A  252  THR A  256  5                                   5     
HELIX   18  18 SER A  267  MET A  275  1                                   9     
HELIX   19  19 ASN A  285  LYS A  297  1                                  13     
HELIX   20  20 THR A  298  THR A  300  5                                   3     
SHEET    1   A 3 ASP A  95  ARG A  97  0                                         
SHEET    2   A 3 TYR A 243  ARG A 246 -1  O  VAL A 244   N  GLY A  96            
SHEET    3   A 3 TYR A 211  TYR A 212 -1  N  TYR A 212   O  PHE A 245            
SHEET    1   B 2 PHE A 214  ALA A 218  0                                         
SHEET    2   B 2 PHE A 233  GLU A 237 -1  O  SER A 234   N  VAL A 217            
LINK         SG  CYS A  51                 CAB HEC A 401     1555   1555  1.80   
LINK         SG  CYS A  54                 CAC HEC A 401     1555   1555  1.94   
LINK         SG  CYS A 197                 CAB HEC A 402     1555   1555  1.71   
LINK         SG  CYS A 200                 CAC HEC A 402     1555   1555  1.86   
LINK         NE2 HIS A  55                FE   HEC A 401     1555   1555  2.08   
LINK         NE2 HIS A  71                FE   HEC A 401     1555   1555  2.22   
LINK         NE2 HIS A 201                FE   HEC A 402     1555   1555  2.04   
LINK         SD  MET A 275                FE   HEC A 402     1555   1555  2.25   
CISPEP   1 ALA A  257    PRO A  258          0        -0.13                      
SITE     1 AC1 24 ILE A  49  SER A  50  CYS A  51  CYS A  54                     
SITE     2 AC1 24 HIS A  55  ILE A  69  HIS A  71  TRP A  73                     
SITE     3 AC1 24 ARG A  78  ASN A  79  PRO A  81  ASN A  89                     
SITE     4 AC1 24 GLN A  92  PHE A  93  PRO A 108  GLY A 112                     
SITE     5 AC1 24 MET A 115  ILE A 156  GLU A 160  ARG A 246                     
SITE     6 AC1 24 CIT A 502  HOH A 633  HOH A 643  HOH A 725                     
SITE     1 AC2 21 GLU A  25  CYS A 197  CYS A 200  HIS A 201                     
SITE     2 AC2 21 PHE A 214  GLY A 215  LEU A 216  ARG A 246                     
SITE     3 AC2 21 ALA A 247  SER A 248  LEU A 250  ILE A 253                     
SITE     4 AC2 21 TYR A 259  PHE A 260  HIS A 261  ALA A 271                     
SITE     5 AC2 21 MET A 275  LEU A 280  THR A 282  CIT A 501                     
SITE     6 AC2 21 HOH A 676                                                      
SITE     1 AC3  8 ASN A  79  PHE A  93  TRP A  94  ARG A 246                     
SITE     2 AC3  8 SER A 248  PHE A 260  HIS A 261  HEC A 402                     
SITE     1 AC4 11 LEU A  43  SER A  44  SER A  50  CYS A  51                     
SITE     2 AC4 11 MET A 115  SER A 116  SER A 117  HEC A 401                     
SITE     3 AC4 11 HOH A 631  HOH A 644  HOH A 675                                
SITE     1 AC5  8 SER A 267  LEU A 268  GLU A 269  VAL A 293                     
SITE     2 AC5  8 LYS A 297  HOH A 778  HOH A 783  HOH A 872                     
SITE     1 AC6 10 LEU A  26  THR A  27  GLN A  28  VAL A  31                     
SITE     2 AC6 10 GLU A 237  GLN A 279  HOH A 687  HOH A 699                     
SITE     3 AC6 10 HOH A 863  HOH A 941                                           
CRYST1  114.457  114.457   90.658  90.00  90.00 120.00 P 31 2 1      6           
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      0.008737  0.005044  0.000000        0.00000                          
SCALE2      0.000000  0.010089  0.000000        0.00000                          
SCALE3      0.000000  0.000000  0.011030        0.00000                          
END