HEADER    OXIDOREDUCTASE                          22-AUG-05   2AS3              
TITLE     CYTOCHROME C PEROXIDASE IN COMPLEX WITH PHENOL                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CYTOCHROME C PEROXIDASE, MITOCHONDRIAL;                    
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: CYTOCHROME C PEROXIDASE;                                   
COMPND   5 SYNONYM: CCP;                                                        
COMPND   6 EC: 1.11.1.5;                                                        
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE;                       
SOURCE   3 ORGANISM_COMMON: BAKER'S YEAST;                                      
SOURCE   4 ORGANISM_TAXID: 4932;                                                
SOURCE   5 GENE: CCP1, CCP, CPO;                                                
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3);                                
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PT7CCP                                    
KEYWDS    OXIDOREDUCTASE, PEROXIDASE, MODEL BINDING SITE                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    R.BRENK,S.W.VETTER,S.E.BOYCE,D.B.GOODIN,B.K.SHOICHET                  
REVDAT   4   23-AUG-23 2AS3    1       REMARK                                   
REVDAT   3   20-OCT-21 2AS3    1       REMARK SEQADV LINK                       
REVDAT   2   24-FEB-09 2AS3    1       VERSN                                    
REVDAT   1   11-APR-06 2AS3    0                                                
JRNL        AUTH   R.BRENK,S.W.VETTER,S.E.BOYCE,D.B.GOODIN,B.K.SHOICHET         
JRNL        TITL   PROBING MOLECULAR DOCKING IN A CHARGED MODEL BINDING SITE.   
JRNL        REF    J.MOL.BIOL.                   V. 357  1449 2006              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   16490206                                                     
JRNL        DOI    10.1016/J.JMB.2006.01.034                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.40 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) : 1.40                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 89.8                           
REMARK   3   CROSS-VALIDATION METHOD           : FREE R                         
REMARK   3   FREE R VALUE TEST SET SELECTION   : RANDOM                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : 0.144                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.188                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 3872                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 73308                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : 0.136                  
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : NULL                   
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)) : 60731                  
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 2298                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 51                                            
REMARK   3   SOLVENT ATOMS      : 353                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : 2695.4                  
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : 0.00                    
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : 9                       
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : 24435                   
REMARK   3   NUMBER OF RESTRAINTS                     : 29798                   
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.004                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.014                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000                   
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : 0.029                   
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : 0.088                   
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : 0.066                   
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : 0.010                   
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : 0.004                   
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : 0.045                   
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : 0.087                   
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: NULL                                                  
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER                      
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: ANISOTROPIC REFINEMENT REDUCED FREE R     
REMARK   3  (NO CUTOFF) BY 5 % AND R-FACTOR BY 5.5                              
REMARK   4                                                                      
REMARK   4 2AS3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-SEP-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000034247.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 10-APR-05                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 8.3.1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.11588                            
REMARK 200  MONOCHROMATOR                  : DOUBLE CRYSTAL                     
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 81465                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.400                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 10.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.4                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.03300                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 27.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.45                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 96.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: 1AA4                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 59.74                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.08                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: MPD, ACETATE, PH 4.5, VAPOR DIFFUSION,   
REMARK 280  HANGING DROP, TEMPERATURE 291K                                      
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       25.49000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       53.43500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       37.75500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       53.43500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       25.49000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       37.75500            
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 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     MET A     1                                                      
REMARK 465     LYS A     2                                                      
REMARK 465     THR A     3                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     LEU A   4    CD1  CD2                                            
REMARK 470     GLU A  17    CG   CD   OE1  OE2                                  
REMARK 470     LYS A  21    NZ                                                  
REMARK 470     GLU A  35    CD   OE1  OE2                                       
REMARK 470     LYS A  74    CD   CE   NZ                                        
REMARK 470     LYS A  90    CD   CE   NZ                                        
REMARK 470     GLU A  93    CG   CD   OE1  OE2                                  
REMARK 470     LYS A  97    CG   CD   CE   NZ                                   
REMARK 470     LYS A 183    CG   CD   CE   NZ                                   
REMARK 470     LYS A 212    CD   CE   NZ                                        
REMARK 470     LYS A 226    CG   CD   CE   NZ                                   
REMARK 470     LYS A 264    NZ                                                  
REMARK 470     LYS A 278    CD   CE   NZ                                        
REMARK 470     LYS A 287    CD   CE   NZ                                        
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    ASP A 148       39.18    -98.43                                   
REMARK 500    ASP A 254       89.44   -154.08                                   
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                             HEM A 400  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 175   NE2                                                    
REMARK 620 2 HEM A 400   NA   98.8                                              
REMARK 620 3 HEM A 400   NB   90.0  90.2                                        
REMARK 620 4 HEM A 400   NC   89.7 171.5  90.6                                  
REMARK 620 5 HEM A 400   ND   94.2  90.2 175.7  88.4                            
REMARK 620 6 HOH A1415   O   175.4  80.6  85.5  91.0  90.3                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K A 600   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 175   O                                                      
REMARK 620 2 LEU A 177   O    87.7                                              
REMARK 620 3 HOH A1000   O    56.9  68.4                                        
REMARK 620 4 HOH A1003   O   107.3 142.7 148.1                                  
REMARK 620 5 HOH A1004   O    90.6 133.6  72.1  81.4                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 600                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 400                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPH A 500                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1AA4   RELATED DB: PDB                                   
REMARK 900 APO-STRUCTURE                                                        
REMARK 900 RELATED ID: 2ANZ   RELATED DB: PDB                                   
REMARK 900 SAME PROTEIN, DIFFERENT LIGAND                                       
REMARK 900 RELATED ID: 2AQD   RELATED DB: PDB                                   
REMARK 900 SAME PROTEIN, DIFFERENT LIGAND                                       
REMARK 900 RELATED ID: 2AS1   RELATED DB: PDB                                   
REMARK 900 SAME PROTEIN, DIFFERENT LIGAND                                       
REMARK 900 RELATED ID: 2AS2   RELATED DB: PDB                                   
REMARK 900 SAME PROTEIN, DIFFERENT LIGAND                                       
DBREF  2AS3 A    4   294  UNP    P00431   CCPR_YEAST      71    361             
SEQADV 2AS3 MET A    1  UNP  P00431              CLONING ARTIFACT               
SEQADV 2AS3 LYS A    2  UNP  P00431              CLONING ARTIFACT               
SEQADV 2AS3 THR A    3  UNP  P00431              CLONING ARTIFACT               
SEQADV 2AS3 ILE A   53  UNP  P00431    THR   120 CONFLICT                       
SEQADV 2AS3 GLY A  152  UNP  P00431    ASP   219 CONFLICT                       
SEQADV 2AS3 GLY A  191  UNP  P00431    TRP   258 ENGINEERED MUTATION            
SEQRES   1 A  294  MET LYS THR LEU VAL HIS VAL ALA SER VAL GLU LYS GLY          
SEQRES   2 A  294  ARG SER TYR GLU ASP PHE GLN LYS VAL TYR ASN ALA ILE          
SEQRES   3 A  294  ALA LEU LYS LEU ARG GLU ASP ASP GLU TYR ASP ASN TYR          
SEQRES   4 A  294  ILE GLY TYR GLY PRO VAL LEU VAL ARG LEU ALA TRP HIS          
SEQRES   5 A  294  ILE SER GLY THR TRP ASP LYS HIS ASP ASN THR GLY GLY          
SEQRES   6 A  294  SER TYR GLY GLY THR TYR ARG PHE LYS LYS GLU PHE ASN          
SEQRES   7 A  294  ASP PRO SER ASN ALA GLY LEU GLN ASN GLY PHE LYS PHE          
SEQRES   8 A  294  LEU GLU PRO ILE HIS LYS GLU PHE PRO TRP ILE SER SER          
SEQRES   9 A  294  GLY ASP LEU PHE SER LEU GLY GLY VAL THR ALA VAL GLN          
SEQRES  10 A  294  GLU MET GLN GLY PRO LYS ILE PRO TRP ARG CYS GLY ARG          
SEQRES  11 A  294  VAL ASP THR PRO GLU ASP THR THR PRO ASP ASN GLY ARG          
SEQRES  12 A  294  LEU PRO ASP ALA ASP LYS ASP ALA GLY TYR VAL ARG THR          
SEQRES  13 A  294  PHE PHE GLN ARG LEU ASN MET ASN ASP ARG GLU VAL VAL          
SEQRES  14 A  294  ALA LEU MET GLY ALA HIS ALA LEU GLY LYS THR HIS LEU          
SEQRES  15 A  294  LYS ASN SER GLY TYR GLU GLY PRO GLY GLY ALA ALA ASN          
SEQRES  16 A  294  ASN VAL PHE THR ASN GLU PHE TYR LEU ASN LEU LEU ASN          
SEQRES  17 A  294  GLU ASP TRP LYS LEU GLU LYS ASN ASP ALA ASN ASN GLU          
SEQRES  18 A  294  GLN TRP ASP SER LYS SER GLY TYR MET MET LEU PRO THR          
SEQRES  19 A  294  ASP TYR SER LEU ILE GLN ASP PRO LYS TYR LEU SER ILE          
SEQRES  20 A  294  VAL LYS GLU TYR ALA ASN ASP GLN ASP LYS PHE PHE LYS          
SEQRES  21 A  294  ASP PHE SER LYS ALA PHE GLU LYS LEU LEU GLU ASN GLY          
SEQRES  22 A  294  ILE THR PHE PRO LYS ASP ALA PRO SER PRO PHE ILE PHE          
SEQRES  23 A  294  LYS THR LEU GLU GLU GLN GLY LEU                              
HET      K  A 600       1                                                       
HET    HEM  A 400      43                                                       
HET    IPH  A 500       7                                                       
HETNAM       K POTASSIUM ION                                                    
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETNAM     IPH PHENOL                                                           
HETSYN     HEM HEME                                                             
FORMUL   2    K    K 1+                                                         
FORMUL   3  HEM    C34 H32 FE N4 O4                                             
FORMUL   4  IPH    C6 H6 O                                                      
FORMUL   5  HOH   *353(H2 O)                                                    
HELIX    1   1 SER A   15  ASP A   33  1                                  19    
HELIX    2   2 GLU A   35  ILE A   40  1                                   6    
HELIX    3   3 TYR A   42  GLY A   55  1                                  14    
HELIX    4   4 GLY A   69  ARG A   72  5                                   4    
HELIX    5   5 PHE A   73  ASN A   78  1                                   6    
HELIX    6   6 ASP A   79  GLY A   84  5                                   6    
HELIX    7   7 LEU A   85  PHE A   99  1                                  15    
HELIX    8   8 SER A  103  MET A  119  1                                  17    
HELIX    9   9 PRO A  134  THR A  138  5                                   5    
HELIX   10  10 ASP A  150  ARG A  160  1                                  11    
HELIX   11  11 ASN A  164  GLY A  173  1                                  10    
HELIX   12  12 ALA A  174  LEU A  177  5                                   4    
HELIX   13  13 HIS A  181  GLY A  186  1                                   6    
HELIX   14  14 ASN A  200  GLU A  209  1                                  10    
HELIX   15  15 LEU A  232  ASP A  241  1                                  10    
HELIX   16  16 ASP A  241  ASN A  253  1                                  13    
HELIX   17  17 ASP A  254  ASN A  272  1                                  19    
HELIX   18  18 THR A  288  GLY A  293  1                                   6    
SHEET    1   A 2 HIS A   6  VAL A   7  0                                        
SHEET    2   A 2 ILE A 274  THR A 275  1  O  THR A 275   N  HIS A   6           
SHEET    1   B 2 LYS A 179  THR A 180  0                                        
SHEET    2   B 2 GLY A 189  PRO A 190 -1  O  GLY A 189   N  THR A 180           
SHEET    1   C 3 TRP A 211  LYS A 215  0                                        
SHEET    2   C 3 GLU A 221  SER A 225 -1  O  GLN A 222   N  GLU A 214           
SHEET    3   C 3 MET A 230  MET A 231 -1  O  MET A 231   N  TRP A 223           
LINK         NE2 HIS A 175                FE   HEM A 400     1555   1555  2.08  
LINK         O   HIS A 175                 K  B  K A 600     1555   1555  3.07  
LINK         O   LEU A 177                 K  B  K A 600     1555   1555  2.63  
LINK        FE   HEM A 400                 O   HOH A1415     1555   1555  2.05  
LINK         K  B  K A 600                 O  BHOH A1000     1555   1555  3.27  
LINK         K  B  K A 600                 O  BHOH A1003     1555   1555  3.00  
LINK         K  B  K A 600                 O  BHOH A1004     1555   1555  2.78  
SITE     1 AC1  4 HIS A 175  LEU A 177  HOH A1003  HOH A1004                    
SITE     1 AC2 24 PRO A  44  ARG A  48  TRP A  51  PRO A 145                    
SITE     2 AC2 24 ASP A 146  ALA A 147  LEU A 171  MET A 172                    
SITE     3 AC2 24 ALA A 174  HIS A 175  LEU A 177  GLY A 178                    
SITE     4 AC2 24 LYS A 179  THR A 180  HIS A 181  ASN A 184                    
SITE     5 AC2 24 SER A 185  LEU A 232  THR A 234  IPH A 500                    
SITE     6 AC2 24 HOH A1121  HOH A1136  HOH A1161  HOH A1415                    
SITE     1 AC3 15 HIS A 175  LEU A 177  GLY A 178  LYS A 179                    
SITE     2 AC3 15 THR A 180  GLY A 191  MET A 230  LEU A 232                    
SITE     3 AC3 15 ASP A 235  HEM A 400  HOH A1000  HOH A1001                    
SITE     4 AC3 15 HOH A1002  HOH A1003  HOH A1004                               
CRYST1   50.980   75.510  106.870  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      0.019616  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013243  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009357        0.00000