PDB Short entry for 1PRH
HEADER    OXIDOREDUCTASE(DIOXYGENASE, PEROXIDASE) 07-MAR-94   1PRH              
TITLE     THE X-RAY CRYSTAL STRUCTURE OF THE MEMBRANE PROTEIN PROSTAGLANDIN H2  
TITLE    2 SYNTHASE-1                                                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROSTAGLANDIN H2 SYNTHASE-1;                               
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 1.14.99.1;                                                       
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: OVIS ARIES;                                     
SOURCE   3 ORGANISM_COMMON: SHEEP;                                              
SOURCE   4 ORGANISM_TAXID: 9940                                                 
KEYWDS    OXIDOREDUCTASE(DIOXYGENASE, PEROXIDASE)                               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.PICOT,P.J.LOLL,R.M.GARAVITO                                         
REVDAT   3   23-MAR-11 1PRH    1       COMPND                                   
REVDAT   2   24-FEB-09 1PRH    1       VERSN                                    
REVDAT   1   31-MAR-95 1PRH    0                                                
JRNL        AUTH   D.PICOT,P.J.LOLL,R.M.GARAVITO                                
JRNL        TITL   THE X-RAY CRYSTAL STRUCTURE OF THE MEMBRANE PROTEIN          
JRNL        TITL 2 PROSTAGLANDIN H2 SYNTHASE-1.                                 
JRNL        REF    NATURE                        V. 367   243 1994              
JRNL        REFN                   ISSN 0028-0836                               
JRNL        PMID   8121489                                                      
JRNL        DOI    10.1038/367243A0                                             
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   J.ZENG,R.E.FENNA                                             
REMARK   1  TITL   X-RAY CRYSTAL STRUCTURE OF CANINE MYELOPEROXIDASE AT 3       
REMARK   1  TITL 2 ANGSTROMS RESOLUTION                                         
REMARK   1  REF    J.MOL.BIOL.                   V. 226   185 1992              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR                                               
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 3.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 32349                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.267                           
REMARK   3   FREE R VALUE                     : 0.316                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
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            : 9006                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 86                                      
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
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) : 0.014                           
REMARK   3   BOND ANGLES            (DEGREES) : 3.20                            
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) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; 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:                                           
REMARK   3  COORDINATES GIVEN HERE FOR RESIDUES 33 - 586 WHERE THE              
REMARK   3  MAIN CHAIN ELECTRON DENSITY IS WELL DEFINED.   ELECTRON             
REMARK   3  DENSITY FOR THE EXTREME AMINO-TERMINUS (RESIDUES 25 - 33)           
REMARK   3  AND THE EXTREME C-TERMINUS (RESIDUES 587 - 600) IS POORLY           
REMARK   3  DEFINED.                                                            
REMARK   3                                                                      
REMARK   3  RESOLUTION IS TOO LIMITED TO CLEARLY DEFINE TURN                    
REMARK   3  STEREOCHEMISTRY.                                                    
REMARK   3                                                                      
REMARK   3  PHASED BY MIR (3 DERIVATIVES), SOLVENT FLATTENED AND                
REMARK   3  TWO-FOLD AVERAGED ABOUT THE NON-CRYSTALLOGRAPHIC SYMMETRY           
REMARK   3  AXIS.                                                               
REMARK   4                                                                      
REMARK   4 1PRH COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : NULL                               
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
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: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 74.19                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.77                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X,Y,-Z                                                 
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z+1/2                                     
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        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  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       49.70000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000      105.15000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000      116.55000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       49.70000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000      105.15000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000      116.55000            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       49.70000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000      105.15000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000      116.55000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       49.70000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000      105.15000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000      116.55000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 300 REMARK: THE TRANSFORMATION PRESENTED ON *MTRIX* RECORDS BELOW WILL   
REMARK 300 YIELD APPROXIMATE COORDINATES FOR CHAIN *B* WHEN APPLIED TO          
REMARK 300 CHAIN *A*.                                                           
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 7140 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 41010 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -66.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
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 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 RESIDUES ASN 68, ASN 144 AND ASN 410 ARE GLYCOSYLATED AND            
REMARK 400 THE FIRST 1 - 2 SUGARS ARE VISIBLE IN THE MAP(S).                    
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    HIS A  95   CG    HIS A  95   CD2     0.067                       
REMARK 500    HIS B  95   CG    HIS B  95   CD2     0.062                       
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    ARG A  49   NE  -  CZ  -  NH1 ANGL. DEV. =   5.6 DEGREES          
REMARK 500    ARG A  49   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.0 DEGREES          
REMARK 500    TRP A  75   CD1 -  CG  -  CD2 ANGL. DEV. =   6.0 DEGREES          
REMARK 500    TRP A  75   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.3 DEGREES          
REMARK 500    TRP A  77   CD1 -  CG  -  CD2 ANGL. DEV. =   6.9 DEGREES          
REMARK 500    TRP A  77   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.7 DEGREES          
REMARK 500    ARG A  79   NE  -  CZ  -  NH1 ANGL. DEV. =   4.8 DEGREES          
REMARK 500    ARG A  79   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500    HIS A  95   CA  -  CB  -  CG  ANGL. DEV. =  21.2 DEGREES          
REMARK 500    TRP A  98   CD1 -  CG  -  CD2 ANGL. DEV. =   5.3 DEGREES          
REMARK 500    TRP A  98   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.1 DEGREES          
REMARK 500    TRP A 100   CD1 -  CG  -  CD2 ANGL. DEV. =   6.1 DEGREES          
REMARK 500    TRP A 100   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.7 DEGREES          
REMARK 500    TRP A 100   CG  -  CD2 -  CE3 ANGL. DEV. =   5.5 DEGREES          
REMARK 500    ARG A 120   NE  -  CZ  -  NH1 ANGL. DEV. =   7.2 DEGREES          
REMARK 500    ARG A 120   NE  -  CZ  -  NH2 ANGL. DEV. =  -7.8 DEGREES          
REMARK 500    SER A 143   CA  -  C   -  N   ANGL. DEV. =  23.2 DEGREES          
REMARK 500    SER A 143   O   -  C   -  N   ANGL. DEV. = -25.1 DEGREES          
REMARK 500    THR A 149   CA  -  CB  -  CG2 ANGL. DEV. =   8.6 DEGREES          
REMARK 500    ARG A 150   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.6 DEGREES          
REMARK 500    ARG A 157   NE  -  CZ  -  NH1 ANGL. DEV. =   4.4 DEGREES          
REMARK 500    ARG A 184   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500    ARG A 184   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.0 DEGREES          
REMARK 500    GLY A 219   N   -  CA  -  C   ANGL. DEV. = -15.5 DEGREES          
REMARK 500    TYR A 254   CB  -  CG  -  CD2 ANGL. DEV. =  -3.6 DEGREES          
REMARK 500    LEU A 294   C   -  N   -  CA  ANGL. DEV. =  20.7 DEGREES          
REMARK 500    TRP A 305   CD1 -  CG  -  CD2 ANGL. DEV. =   6.3 DEGREES          
REMARK 500    TRP A 305   CB  -  CG  -  CD1 ANGL. DEV. =  -8.6 DEGREES          
REMARK 500    TRP A 305   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.1 DEGREES          
REMARK 500    TRP A 305   CG  -  CD2 -  CE3 ANGL. DEV. =   6.1 DEGREES          
REMARK 500    ARG A 311   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    TRP A 323   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    LEU A 352   CA  -  CB  -  CG  ANGL. DEV. =  14.2 DEGREES          
REMARK 500    ARG A 376   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    HIS A 386   CA  -  CB  -  CG  ANGL. DEV. = -12.3 DEGREES          
REMARK 500    TRP A 387   CA  -  CB  -  CG  ANGL. DEV. =  13.5 DEGREES          
REMARK 500    TRP A 387   CD1 -  CG  -  CD2 ANGL. DEV. =   5.3 DEGREES          
REMARK 500    TRP A 387   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.3 DEGREES          
REMARK 500    ARG A 433   NE  -  CZ  -  NH1 ANGL. DEV. =   5.0 DEGREES          
REMARK 500    ARG A 433   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.2 DEGREES          
REMARK 500    LEU A 445   CA  -  CB  -  CG  ANGL. DEV. =  14.0 DEGREES          
REMARK 500    ARG A 456   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    ARG A 459   NE  -  CZ  -  NH2 ANGL. DEV. =   3.4 DEGREES          
REMARK 500    ARG A 467   NE  -  CZ  -  NH2 ANGL. DEV. =   3.8 DEGREES          
REMARK 500    GLU A 486   O   -  C   -  N   ANGL. DEV. = -11.3 DEGREES          
REMARK 500    LEU A 535   CA  -  CB  -  CG  ANGL. DEV. = -14.9 DEGREES          
REMARK 500    TYR A 544   CB  -  CG  -  CD2 ANGL. DEV. =  -4.4 DEGREES          
REMARK 500    TRP A 545   CE2 -  CD2 -  CG  ANGL. DEV. =  -4.9 DEGREES          
REMARK 500    CYS A 569   CA  -  CB  -  SG  ANGL. DEV. = -14.4 DEGREES          
REMARK 500    HIS A 581   CB  -  CG  -  CD2 ANGL. DEV. = -10.1 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     108 ANGLE DEVIATIONS.                             
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    ASN A  34       96.74     82.76                                   
REMARK 500    HIS A  43       43.26     38.65                                   
REMARK 500    PHE A  50     -166.90   -105.68                                   
REMARK 500    LEU A  52      -88.16     58.69                                   
REMARK 500    CYS A  59       31.28    -89.46                                   
REMARK 500    ARG A  61       58.47     38.89                                   
REMARK 500    HIS A  95     -166.38   -103.27                                   
REMARK 500    THR A 129      -85.83   -107.00                                   
REMARK 500    ASP A 135       48.95   -100.03                                   
REMARK 500    SER A 146       54.32    -92.69                                   
REMARK 500    TYR A 147      -31.40   -136.76                                   
REMARK 500    TYR A 148      110.73     69.00                                   
REMARK 500    ARG A 157        2.85    -58.33                                   
REMARK 500    PRO A 162       -3.58    -58.63                                   
REMARK 500    PHE A 220       98.75     57.29                                   
REMARK 500    LEU A 230       45.75    -74.47                                   
REMARK 500    ASP A 249       21.58     47.86                                   
REMARK 500    ASN A 258     -126.51     54.19                                   
REMARK 500    PRO A 263      153.49    -46.85                                   
REMARK 500    VAL A 271      -51.76     33.37                                   
REMARK 500    LEU A 272      -88.87    137.66                                   
REMARK 500    MET A 273      132.96     66.03                                   
REMARK 500    ARG A 277      126.79    -29.43                                   
REMARK 500    PHE A 292       -2.39    -58.14                                   
REMARK 500    HIS A 386       41.41    -74.37                                   
REMARK 500    PRO A 389      -18.84    -49.32                                   
REMARK 500    PRO A 399       34.18    -98.43                                   
REMARK 500    PRO A 462      175.96    -57.68                                   
REMARK 500    THR A 482      -72.62    -64.95                                   
REMARK 500    PRO A 514      -90.37     15.62                                   
REMARK 500    GLU A 520      -64.84    -22.96                                   
REMARK 500    ASP A 584        6.74     40.24                                   
REMARK 500    PRO A 585      100.34     20.32                                   
REMARK 500    ASN B  34       96.45     82.42                                   
REMARK 500    HIS B  43       43.46     38.41                                   
REMARK 500    PHE B  50     -166.66   -105.63                                   
REMARK 500    LEU B  52      -88.33     58.69                                   
REMARK 500    CYS B  59       31.16    -89.19                                   
REMARK 500    ARG B  61       58.77     38.39                                   
REMARK 500    HIS B  95     -166.51   -103.26                                   
REMARK 500    ARG B  97      -30.44    -39.96                                   
REMARK 500    THR B 129      -86.04   -107.05                                   
REMARK 500    ASP B 135       49.20    -99.98                                   
REMARK 500    SER B 146       54.56    -93.08                                   
REMARK 500    TYR B 147      -31.40   -136.70                                   
REMARK 500    TYR B 148      110.40     69.37                                   
REMARK 500    ARG B 157        2.92    -58.21                                   
REMARK 500    PRO B 162       -4.11    -58.42                                   
REMARK 500    PHE B 220       98.73     57.07                                   
REMARK 500    LEU B 230       45.64    -74.24                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      67 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 ASP A  584     PRO A  585                 -119.46                    
REMARK 500 ASP B  584     PRO B  585                 -119.57                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    SER A 143         11.80                                           
REMARK 500    SER B 143         11.70                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CHIRAL CENTERS                                             
REMARK 500                                                                      
REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL                     
REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY                      
REMARK 500 FOR AMINO ACIDS AND C1'--O4'--N1(N9)--C2' FOR                        
REMARK 500 NUCLEIC ACIDS OR EQUIVALENT ANGLE                                    
REMARK 500 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,A1,6X,F5.1,6X,A1,10X,A1,3X,A16)       
REMARK 500                                                                      
REMARK 500  M RES CSSEQI    IMPROPER   EXPECTED   FOUND DETAILS                 
REMARK 500    TYR A 147        24.4      L          L   OUTSIDE RANGE           
REMARK 500    TYR B 147        24.3      L          L   OUTSIDE RANGE           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 600                                                                      
REMARK 600 HETEROGEN                                                            
REMARK 600 COX -- THE CYCLOOXYGENASE ACTIVE SITE IS LOCATED                     
REMARK 600 WITHIN A LONG HYDROPHOBIC CHANNEL AT A REGION DEFINED BY             
REMARK 600 RESIDUES ARG 120, SER 530 (SITE OF ASPIRIN ACETYLATION),             
REMARK 600 TYR 385, AND GLU 524.                                                
REMARK 600                                                                      
REMARK 600 THE CRYSTALS CONTAIN A NON-STEROIDAL ANTI-INFLAMMATORY DRUG          
REMARK 600 FLURBIPROFEN AND THE DRUG BINDING SITE HAS BEEN IDENTIFIED           
REMARK 600 (SEE D. PICOT, P.J. LOLL AND R.M. GARAVITO, 1994), ALTHOUGH          
REMARK 600 REGULARIZED AND REFINED COORDINATES FOR THE PROTEIN-BOUND            
REMARK 600 DRUG ARE NOT YET AVAILABLE.                                          
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 601  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 388   NE2                                                    
REMARK 620 2 HEM A 601   NA   91.5                                              
REMARK 620 3 HEM A 601   NB   88.8  89.3                                        
REMARK 620 4 HEM A 601   NC   92.8 175.3  88.9                                  
REMARK 620 5 HEM A 601   ND   90.9  90.0 179.3  91.8                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM B 601  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B 388   NE2                                                    
REMARK 620 2 HEM B 601   NA   91.5                                              
REMARK 620 3 HEM B 601   NB   88.4  89.5                                        
REMARK 620 4 HEM B 601   NC   92.6 175.5  88.8                                  
REMARK 620 5 HEM B 601   ND   90.9  90.1 179.3  91.7                            
REMARK 620 N                    1     2     3     4                             
REMARK 650                                                                      
REMARK 650 HELIX                                                                
REMARK 650 HELIX -- THE NOMENCLATURE FOR THE HELICES 1 - 19 IS BASED            
REMARK 650 ON THE TOPOLOGICAL AND SPATIAL EQUIVALENCE OF SECONDARY              
REMARK 650 STRUCTURE BETWEEN PROSTAGLANDIN H SYNTHASE AND                       
REMARK 650 MYELO-PEROXIDASE (ZENG AND FENNA, 1992).  HELICES                    
REMARK 650 IDENTIFIED WITH A LETTER A - E HAVE NO EQUIVALENT IN                 
REMARK 650 MYELOPEROXIDASE.                                                     
REMARK 700                                                                      
REMARK 700 SHEET                                                                
REMARK 700 SHEET -- ONLY A SMALL REGION OF BETA-SHEET IS OBSERVED IN            
REMARK 700 THE EGF-LIKE MODULE (RESIDUES 33 - 72) ALTHOUGH THE EXACT            
REMARK 700 HYDROGEN BONDING SCHEME IS NOT UNEQUIVOCAL AT THE PRESENT            
REMARK 700 RESOLUTION.                                                          
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: COX                                                 
REMARK 800 EVIDENCE_CODE: AUTHOR                                                
REMARK 800 SITE_DESCRIPTION: CYCLOOXYGENASE ACTIVE SITE IS LOCATED WITHIN A     
REMARK 800  LONG HYDROPHOBIC CHANNEL                                            
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: PER                                                 
REMARK 800 EVIDENCE_CODE: AUTHOR                                                
REMARK 800 SITE_DESCRIPTION: PEROXIDASE ACTIVE SITE IS AT THE HEME (HEM 601)    
REMARK 800  SITE                                                                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 601                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 601                 
DBREF  1PRH A   33   586  UNP    P05979   PGH1_SHEEP      33    586             
DBREF  1PRH B   33   586  UNP    P05979   PGH1_SHEEP      33    586             
SEQADV 1PRH LEU A   92  UNP  P05979    MET    92 CONFLICT                       
SEQADV 1PRH GLN A  310  UNP  P05979    ASN   310 CONFLICT                       
SEQADV 1PRH LYS A  333  UNP  P05979    ARG   333 CONFLICT                       
SEQADV 1PRH LEU B   92  UNP  P05979    MET    92 CONFLICT                       
SEQADV 1PRH GLN B  310  UNP  P05979    ASN   310 CONFLICT                       
SEQADV 1PRH LYS B  333  UNP  P05979    ARG   333 CONFLICT                       
SEQRES   1 A  554  VAL ASN PRO CYS CYS TYR TYR PRO CYS GLN HIS GLN GLY          
SEQRES   2 A  554  ILE CYS VAL ARG PHE GLY LEU ASP ARG TYR GLN CYS ASP          
SEQRES   3 A  554  CYS THR ARG THR GLY TYR SER GLY PRO ASN CYS THR ILE          
SEQRES   4 A  554  PRO GLU ILE TRP THR TRP LEU ARG THR THR LEU ARG PRO          
SEQRES   5 A  554  SER PRO SER PHE ILE HIS PHE LEU LEU THR HIS GLY ARG          
SEQRES   6 A  554  TRP LEU TRP ASP PHE VAL ASN ALA THR PHE ILE ARG ASP          
SEQRES   7 A  554  THR LEU MET ARG LEU VAL LEU THR VAL ARG SER ASN LEU          
SEQRES   8 A  554  ILE PRO SER PRO PRO THR TYR ASN ILE ALA HIS ASP TYR          
SEQRES   9 A  554  ILE SER TRP GLU SER PHE SER ASN VAL SER TYR TYR THR          
SEQRES  10 A  554  ARG ILE LEU PRO SER VAL PRO ARG ASP CYS PRO THR PRO          
SEQRES  11 A  554  MET GLY THR LYS GLY LYS LYS GLN LEU PRO ASP ALA GLU          
SEQRES  12 A  554  PHE LEU SER ARG ARG PHE LEU LEU ARG ARG LYS PHE ILE          
SEQRES  13 A  554  PRO ASP PRO GLN GLY THR ASN LEU MET PHE ALA PHE PHE          
SEQRES  14 A  554  ALA GLN HIS PHE THR HIS GLN PHE PHE LYS THR SER GLY          
SEQRES  15 A  554  LYS MET GLY PRO GLY PHE THR LYS ALA LEU GLY HIS GLY          
SEQRES  16 A  554  VAL ASP LEU GLY HIS ILE TYR GLY ASP ASN LEU GLU ARG          
SEQRES  17 A  554  GLN TYR GLN LEU ARG LEU PHE LYS ASP GLY LYS LEU LYS          
SEQRES  18 A  554  TYR GLN MET LEU ASN GLY GLU VAL TYR PRO PRO SER VAL          
SEQRES  19 A  554  GLU GLU ALA PRO VAL LEU MET HIS TYR PRO ARG GLY ILE          
SEQRES  20 A  554  PRO PRO GLN SER GLN MET ALA VAL GLY GLN GLU VAL PHE          
SEQRES  21 A  554  GLY LEU LEU PRO GLY LEU MET LEU TYR ALA THR ILE TRP          
SEQRES  22 A  554  LEU ARG GLU HIS GLN ARG VAL CYS ASP LEU LEU LYS ALA          
SEQRES  23 A  554  GLU HIS PRO THR TRP GLY ASP GLU GLN LEU PHE GLN THR          
SEQRES  24 A  554  ALA LYS LEU ILE LEU ILE GLY GLU THR ILE LYS ILE VAL          
SEQRES  25 A  554  ILE GLU GLU TYR VAL GLN GLN LEU SER GLY TYR PHE LEU          
SEQRES  26 A  554  GLN LEU LYS PHE ASP PRO GLU LEU LEU PHE GLY ALA GLN          
SEQRES  27 A  554  PHE GLN TYR ARG ASN ARG ILE ALA MET GLU PHE ASN GLN          
SEQRES  28 A  554  LEU TYR HIS TRP HIS PRO LEU MET PRO ASP SER PHE ARG          
SEQRES  29 A  554  VAL GLY PRO GLN ASP TYR SER TYR GLU GLN PHE LEU PHE          
SEQRES  30 A  554  ASN THR SER MET LEU VAL ASP TYR GLY VAL GLU ALA LEU          
SEQRES  31 A  554  VAL ASP ALA PHE SER ARG GLN PRO ALA GLY ARG ILE GLY          
SEQRES  32 A  554  GLY GLY ARG ASN ILE ASP HIS HIS ILE LEU HIS VAL ALA          
SEQRES  33 A  554  VAL ASP VAL ILE LYS GLU SER ARG VAL LEU ARG LEU GLN          
SEQRES  34 A  554  PRO PHE ASN GLU TYR ARG LYS ARG PHE GLY MET LYS PRO          
SEQRES  35 A  554  TYR THR SER PHE GLN GLU LEU THR GLY GLU LYS GLU MET          
SEQRES  36 A  554  ALA ALA GLU LEU GLU GLU LEU TYR GLY ASP ILE ASP ALA          
SEQRES  37 A  554  LEU GLU PHE TYR PRO GLY LEU LEU LEU GLU LYS CYS HIS          
SEQRES  38 A  554  PRO ASN SER ILE PHE GLY GLU SER MET ILE GLU MET GLY          
SEQRES  39 A  554  ALA PRO PHE SER LEU LYS GLY LEU LEU GLY ASN PRO ILE          
SEQRES  40 A  554  CYS SER PRO GLU TYR TRP LYS ALA SER THR PHE GLY GLY          
SEQRES  41 A  554  GLU VAL GLY PHE ASN LEU VAL LYS THR ALA THR LEU LYS          
SEQRES  42 A  554  LYS LEU VAL CYS LEU ASN THR LYS THR CYS PRO TYR VAL          
SEQRES  43 A  554  SER PHE HIS VAL PRO ASP PRO ARG                              
SEQRES   1 B  554  VAL ASN PRO CYS CYS TYR TYR PRO CYS GLN HIS GLN GLY          
SEQRES   2 B  554  ILE CYS VAL ARG PHE GLY LEU ASP ARG TYR GLN CYS ASP          
SEQRES   3 B  554  CYS THR ARG THR GLY TYR SER GLY PRO ASN CYS THR ILE          
SEQRES   4 B  554  PRO GLU ILE TRP THR TRP LEU ARG THR THR LEU ARG PRO          
SEQRES   5 B  554  SER PRO SER PHE ILE HIS PHE LEU LEU THR HIS GLY ARG          
SEQRES   6 B  554  TRP LEU TRP ASP PHE VAL ASN ALA THR PHE ILE ARG ASP          
SEQRES   7 B  554  THR LEU MET ARG LEU VAL LEU THR VAL ARG SER ASN LEU          
SEQRES   8 B  554  ILE PRO SER PRO PRO THR TYR ASN ILE ALA HIS ASP TYR          
SEQRES   9 B  554  ILE SER TRP GLU SER PHE SER ASN VAL SER TYR TYR THR          
SEQRES  10 B  554  ARG ILE LEU PRO SER VAL PRO ARG ASP CYS PRO THR PRO          
SEQRES  11 B  554  MET GLY THR LYS GLY LYS LYS GLN LEU PRO ASP ALA GLU          
SEQRES  12 B  554  PHE LEU SER ARG ARG PHE LEU LEU ARG ARG LYS PHE ILE          
SEQRES  13 B  554  PRO ASP PRO GLN GLY THR ASN LEU MET PHE ALA PHE PHE          
SEQRES  14 B  554  ALA GLN HIS PHE THR HIS GLN PHE PHE LYS THR SER GLY          
SEQRES  15 B  554  LYS MET GLY PRO GLY PHE THR LYS ALA LEU GLY HIS GLY          
SEQRES  16 B  554  VAL ASP LEU GLY HIS ILE TYR GLY ASP ASN LEU GLU ARG          
SEQRES  17 B  554  GLN TYR GLN LEU ARG LEU PHE LYS ASP GLY LYS LEU LYS          
SEQRES  18 B  554  TYR GLN MET LEU ASN GLY GLU VAL TYR PRO PRO SER VAL          
SEQRES  19 B  554  GLU GLU ALA PRO VAL LEU MET HIS TYR PRO ARG GLY ILE          
SEQRES  20 B  554  PRO PRO GLN SER GLN MET ALA VAL GLY GLN GLU VAL PHE          
SEQRES  21 B  554  GLY LEU LEU PRO GLY LEU MET LEU TYR ALA THR ILE TRP          
SEQRES  22 B  554  LEU ARG GLU HIS GLN ARG VAL CYS ASP LEU LEU LYS ALA          
SEQRES  23 B  554  GLU HIS PRO THR TRP GLY ASP GLU GLN LEU PHE GLN THR          
SEQRES  24 B  554  ALA LYS LEU ILE LEU ILE GLY GLU THR ILE LYS ILE VAL          
SEQRES  25 B  554  ILE GLU GLU TYR VAL GLN GLN LEU SER GLY TYR PHE LEU          
SEQRES  26 B  554  GLN LEU LYS PHE ASP PRO GLU LEU LEU PHE GLY ALA GLN          
SEQRES  27 B  554  PHE GLN TYR ARG ASN ARG ILE ALA MET GLU PHE ASN GLN          
SEQRES  28 B  554  LEU TYR HIS TRP HIS PRO LEU MET PRO ASP SER PHE ARG          
SEQRES  29 B  554  VAL GLY PRO GLN ASP TYR SER TYR GLU GLN PHE LEU PHE          
SEQRES  30 B  554  ASN THR SER MET LEU VAL ASP TYR GLY VAL GLU ALA LEU          
SEQRES  31 B  554  VAL ASP ALA PHE SER ARG GLN PRO ALA GLY ARG ILE GLY          
SEQRES  32 B  554  GLY GLY ARG ASN ILE ASP HIS HIS ILE LEU HIS VAL ALA          
SEQRES  33 B  554  VAL ASP VAL ILE LYS GLU SER ARG VAL LEU ARG LEU GLN          
SEQRES  34 B  554  PRO PHE ASN GLU TYR ARG LYS ARG PHE GLY MET LYS PRO          
SEQRES  35 B  554  TYR THR SER PHE GLN GLU LEU THR GLY GLU LYS GLU MET          
SEQRES  36 B  554  ALA ALA GLU LEU GLU GLU LEU TYR GLY ASP ILE ASP ALA          
SEQRES  37 B  554  LEU GLU PHE TYR PRO GLY LEU LEU LEU GLU LYS CYS HIS          
SEQRES  38 B  554  PRO ASN SER ILE PHE GLY GLU SER MET ILE GLU MET GLY          
SEQRES  39 B  554  ALA PRO PHE SER LEU LYS GLY LEU LEU GLY ASN PRO ILE          
SEQRES  40 B  554  CYS SER PRO GLU TYR TRP LYS ALA SER THR PHE GLY GLY          
SEQRES  41 B  554  GLU VAL GLY PHE ASN LEU VAL LYS THR ALA THR LEU LYS          
SEQRES  42 B  554  LYS LEU VAL CYS LEU ASN THR LYS THR CYS PRO TYR VAL          
SEQRES  43 B  554  SER PHE HIS VAL PRO ASP PRO ARG                              
HET    HEM  A 601      43                                                       
HET    HEM  B 601      43                                                       
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETSYN     HEM HEME                                                             
FORMUL   3  HEM    2(C34 H32 FE N4 O4)                                          
HELIX    1  AA ILE A   74  LEU A   82  1                                   9    
HELIX    2  BA PRO A   86  LEU A   92  1                                   7    
HELIX    3  CA ARG A   97  ALA A  105  1                                   9    
HELIX    4  DA ILE A  108  ASN A  122  1                                  15    
HELIX    5  EA TRP A  139  SER A  143  1                                   5    
HELIX    6  1A ALA A  174  PHE A  181  1                                   8    
HELIX    7  2A LEU A  196  HIS A  207  1                                  12    
HELIX    8  3A LEU A  238  LEU A  244  1                                   7    
HELIX    9  5A PRO A  296  GLU A  319  1                                  24    
HELIX   10  6A ASP A  325  SER A  353  1                                  29    
HELIX   11  8A MET A  379  TYR A  385  1                                   7    
HELIX   12  9A MET A  413  TYR A  417  1                                   5    
HELIX   13 10A VAL A  419  ARG A  428  1                                  10    
HELIX   14 11A LEU A  445  VAL A  457  111/12                             13    
HELIX   15 13A PHE A  463  ARG A  469  1                                   7    
HELIX   16 14A PHE A  478  THR A  482  1                                   5    
HELIX   17 15A GLU A  486  TYR A  495  1                                  10    
HELIX   18 16A PHE A  503  LEU A  509  1                                   7    
HELIX   19 17A GLU A  520  LEU A  535  1                                  16    
HELIX   20 18A GLU A  553  THR A  561  1                                   9    
HELIX   21 19A LEU A  564  CYS A  569  1                                   6    
HELIX   22  AB ILE B   74  LEU B   82  1                                   9    
HELIX   23  BB PRO B   86  LEU B   92  1                                   7    
HELIX   24  CB ARG B   97  ALA B  105  1                                   9    
HELIX   25  DB ILE B  108  ASN B  122  1                                  15    
HELIX   26  EB TRP B  139  SER B  143  1                                   5    
HELIX   27  1B ALA B  174  PHE B  181  1                                   8    
HELIX   28  2B LEU B  196  HIS B  207  1                                  12    
HELIX   29  3B LEU B  238  LEU B  244  1                                   7    
HELIX   30  5B PRO B  296  GLU B  319  1                                  24    
HELIX   31  6B ASP B  325  SER B  353  1                                  29    
HELIX   32  8B MET B  379  TYR B  385  1                                   7    
HELIX   33  9B MET B  413  TYR B  417  1                                   5    
HELIX   34 10B VAL B  419  ARG B  428  1                                  10    
HELIX   35 11B LEU B  445  VAL B  457  111/12                             13    
HELIX   36 13B PHE B  463  ARG B  469  1                                   7    
HELIX   37 14B PHE B  478  THR B  482  1                                   5    
HELIX   38 15B GLU B  486  TYR B  495  1                                  10    
HELIX   39 16B PHE B  503  LEU B  509  1                                   7    
HELIX   40 17B GLU B  520  LEU B  535  1                                  16    
HELIX   41 18B GLU B  553  THR B  561  1                                   9    
HELIX   42 19B LEU B  564  CYS B  569  1                                   6    
SHEET    1   A 2 ILE A  46  ARG A  49  0                                        
SHEET    2   A 2 TYR A  55  ASP A  58 -1  O  GLN A  56   N  VAL A  48           
SHEET    1   B 2 TYR A  64  SER A  65  0                                        
SHEET    2   B 2 ILE A  71  PRO A  72 -1  N  ILE A  71   O  SER A  65           
SHEET    1   C 2 THR A 212  GLY A 214  0                                        
SHEET    2   C 2 GLY A 217  THR A 221 -1  O  GLY A 217   N  GLY A 214           
SHEET    1   D 2 GLN A 255  LEU A 257  0                                        
SHEET    2   D 2 GLU A 260  TYR A 262 -1  O  GLU A 260   N  LEU A 257           
SHEET    1   E 2 PHE A 395  VAL A 397  0                                        
SHEET    2   E 2 GLN A 400  TYR A 402 -1  N  GLN A 400   O  VAL A 397           
SHEET    1   F 2 ILE B  46  ARG B  49  0                                        
SHEET    2   F 2 TYR B  55  ASP B  58 -1  O  GLN B  56   N  VAL B  48           
SHEET    1   G 2 TYR B  64  SER B  65  0                                        
SHEET    2   G 2 ILE B  71  PRO B  72 -1  N  ILE B  71   O  SER B  65           
SHEET    1   H 2 THR B 212  GLY B 214  0                                        
SHEET    2   H 2 GLY B 217  THR B 221 -1  O  GLY B 217   N  GLY B 214           
SHEET    1   I 2 GLN B 255  LEU B 257  0                                        
SHEET    2   I 2 GLU B 260  TYR B 262 -1  O  GLU B 260   N  LEU B 257           
SHEET    1   J 2 PHE B 395  VAL B 397  0                                        
SHEET    2   J 2 GLN B 400  TYR B 402 -1  N  GLN B 400   O  VAL B 397           
SSBOND   1 CYS A   36    CYS A   47                          1555   1555  2.01  
SSBOND   2 CYS A   37    CYS A  159                          1555   1555  2.03  
SSBOND   3 CYS A   41    CYS A   57                          1555   1555  2.01  
SSBOND   4 CYS A   59    CYS A   69                          1555   1555  2.01  
SSBOND   5 CYS A  569    CYS A  575                          1555   1555  2.03  
SSBOND   6 CYS B   36    CYS B   47                          1555   1555  2.02  
SSBOND   7 CYS B   37    CYS B  159                          1555   1555  2.03  
SSBOND   8 CYS B   41    CYS B   57                          1555   1555  2.00  
SSBOND   9 CYS B   59    CYS B   69                          1555   1555  2.01  
SSBOND  10 CYS B  569    CYS B  575                          1555   1555  2.04  
LINK        FE   HEM A 601                 NE2 HIS A 388     1555   1555  2.14  
LINK        FE   HEM B 601                 NE2 HIS B 388     1555   1555  2.15  
CISPEP   1 SER A  126    PRO A  127          0        -9.23                     
CISPEP   2 SER B  126    PRO B  127          0        -9.21                     
SITE     1 COX  4 ARG A 120  SER A 530  TYR A 385  GLU A 524                    
SITE     1 PER  4 GLN A 203  HIS A 207  HIS A 388  HEM A 601                    
SITE     1 AC1 17 TYR A 148  ALA A 199  GLN A 203  THR A 206                    
SITE     2 AC1 17 HIS A 207  PHE A 210  THR A 212  LEU A 295                    
SITE     3 AC1 17 ASN A 382  TYR A 385  HIS A 386  HIS A 388                    
SITE     4 AC1 17 LEU A 390  MET A 391  LEU A 408  ILE A 444                    
SITE     5 AC1 17 ASP A 450                                                     
SITE     1 AC2 17 TYR B 148  ALA B 199  GLN B 203  THR B 206                    
SITE     2 AC2 17 HIS B 207  PHE B 210  THR B 212  LEU B 295                    
SITE     3 AC2 17 ASN B 382  TYR B 385  HIS B 386  HIS B 388                    
SITE     4 AC2 17 LEU B 390  MET B 391  LEU B 408  ILE B 444                    
SITE     5 AC2 17 ASP B 450                                                     
CRYST1   99.400  210.300  233.100  90.00  90.00  90.00 I 2 2 2      16          
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      0.010060  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.004755  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.004290        0.00000                         
MTRIX1   1 -0.995340 -0.059900  0.075620       81.43000    1                    
MTRIX2   1 -0.059260 -0.238880 -0.969240      234.50500    1                    
MTRIX3   1  0.076120 -0.969200  0.234220      179.08299    1