PDB entry 1h97

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HEADER    NON-VERTEBRATE HEMOGLOBIN               02-MAR-01   1H97              
TITLE     TREMATODE HEMOGLOBIN FROM PARAMPHISTOMUM EPICLITUM                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GLOBIN-3;                                                  
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: MYOGLOBIN, HEMOGLOBIN;                                      
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: PARAMPHISTOMUM EPICLITUM;                       
SOURCE   3 CELLULAR_LOCATION: CYTOPLASM;                                        
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_CELL_LINE: BL21(DE3)PLYSS;                         
SOURCE   6 EXPRESSION_SYSTEM_VECTOR: PET3A                                      
KEYWDS    NON-VERTEBRATE HEMOGLOBIN                                             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.PESCE,S.DEWILDE,L.KIGER,M.MILANI,P.ASCENZI,M.C.MARDEN,              
AUTHOR   2 M.L.VAN HAUWAERT,J.VANFLETEREN,L.MOENS,M.BOLOGNESI                   
REVDAT   2   01-APR-03 1H97    1       JRNL                                     
REVDAT   1   21-JUN-01 1H97    0                                                
JRNL        AUTH   A.PESCE,S.DEWILDE,L.KIGER,M.MILANI,P.ASCENZI,                
JRNL        AUTH 2 M.C.MARDEN,M.L.VAN HAUWAERT,J.VANFLETEREN,L.MOENS,           
JRNL        AUTH 3 M.BOLOGNESI                                                  
JRNL        TITL   VERY HIGH RESOLUTION STRUCTURE OF A TREMATODE                
JRNL        TITL 2 HEMOGLOBIN DISPLAYING A TYRB10-TYRE7 HEME DISTAL             
JRNL        TITL 3 RESIDUE PAIR AND HIGH OXYGEN AFFINITY.                       
JRNL        REF    J.MOL.BIOL.                   V. 309  1153 2001              
JRNL        REFN   ASTM JMOBAK  UK ISSN 0022-2836                               
REMARK   1                                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION. 1.17 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) : 1.17                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 91.5                           
REMARK   3   CROSS-VALIDATION METHOD           : THROUGHOUT                     
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) : NULL                   
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.121                  
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.173                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 10.000                 
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 5650                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 56502                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : NULL                   
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)) : NULL                   
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 2343                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 106                                           
REMARK   3   SOLVENT ATOMS      : NULL                                          
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : NULL                    
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : NULL                    
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : 12                      
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : NULL                    
REMARK   3   NUMBER OF RESTRAINTS                     : NULL                    
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.014                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.031                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL                    
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : NULL                    
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : NULL                    
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : NULL                    
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : NULL                    
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : NULL                    
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : NULL                    
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : NULL                    
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: NULL                                      
REMARK   4                                                                      
REMARK   4 1H97 COMPLIES WITH FORMAT V. 3.0, 1-DEC-2006                         
REMARK   4                                                                      
REMARK   4 THIS IS THE REMEDIATED VERSION OF THIS PDB ENTRY.                    
REMARK   4 REMEDIATED DATA FILE REVISION 3.101 (2007-05-31)                     
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY EBI  .                              
REMARK 100 THE EBI ID CODE IS  EBI-5964  .                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-JUL-1999                        
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 4.50                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : X31                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0, 1.74                          
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IP                                 
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 106124                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.170                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 91.5                               
REMARK 200  DATA REDUNDANCY                : 4.000                              
REMARK 200  R MERGE                    (I) : 0.05100                            
REMARK 200  R SYM                      (I) : 0.05100                            
REMARK 200   FOR THE DATA SET  : 17.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.17                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.19                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 84.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.34300                            
REMARK 200  R SYM FOR SHELL            (I) : 0.34300                            
REMARK 200   FOR SHELL         : 3.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: MAD                                            
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: SOLVE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.36                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 4.5                                   
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   1/2-X,-Y,1/2+Z                                          
REMARK 290       3555   -X,1/2+Y,1/2-Z                                          
REMARK 290       4555   1/2+X,1/2-Y,-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       19.35000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       47.30000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       41.85000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       47.30000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       19.35000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       41.85000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT             
REMARK 300 WHICH CONSISTS OF 2 CHAIN(S). SEE REMARK 350 FOR                     
REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S).                
REMARK 350                                                                      
REMARK 350 GENERATING THE BIOMOLECULE                                           
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 APPLY THE FOLLOWING TO CHAINS: A, W                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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     LYS A 124    CG    CD    CE    NZ                                
REMARK 470     GLN B  41    CG    CD    OE1   NE2                               
REMARK 470     LYS B 124    CG    CD    CE    NZ                                
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI                             
REMARK 500   OG   SER B    82     O    HOH W   186              2.16            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   NE2  GLN A    59     OE2  GLU B    61     4455     0.95            
REMARK 500   NE2  GLN A    59     CD   GLU B    61     4455     1.73            
REMARK 500   O    HOH W   319     O    HOH W   516     3755     1.73            
REMARK 500   CD   GLN A    59     OE2  GLU B    61     4455     2.08            
REMARK 500   O    HOH W   113     O    HOH W   180     3745     2.12            
REMARK 500   O    HOH W    70     O    HOH W   215     3745     2.15            
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),F6.3)                  
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991                                
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    LYS A  64   CD    LYS A  64   CE     0.277                        
REMARK 500    LYS A 117   CD    LYS A 117   CE    -0.160                        
REMARK 500    ILE B   9   CG1   ILE B   9   CD1   -0.144                        
REMARK 500    GLU B  50   CB    GLU B  50   CG    -0.169                        
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: ENGH AND HUBER, 1991                                
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    GLU B  61   OE1 -  CD  -  OE2 ANGL. DEV. =-15.2 DEGREES           
REMARK 500    LYS B  88   CD  -  CE  -  NZ  ANGL. DEV. = 19.7 DEGREES           
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: HEA                                                 
REMARK 800 SITE_DESCRIPTION: HEM BINDING SITE FOR CHAIN A                       
REMARK 800 SITE_IDENTIFIER: HEB                                                 
REMARK 800 SITE_DESCRIPTION: HEM BINDING SITE FOR CHAIN B                       
DBREF  1H97 A    1   147  UNP    P80721   GLB_PAREP        1    147             
DBREF  1H97 B    1   147  UNP    P80721   GLB_PAREP        1    147             
SEQADV 1H97 SER A   44  UNP  P80721    ILE    44 DIFFERENT ISOFORM              
SEQADV 1H97 SER B   44  UNP  P80721    ILE    44 DIFFERENT ISOFORM              
SEQRES   1 A  147  THR LEU THR LYS HIS GLU GLN ASP ILE LEU LEU LYS GLU          
SEQRES   2 A  147  LEU GLY PRO HIS VAL ASP THR PRO ALA HIS ILE VAL GLU          
SEQRES   3 A  147  THR GLY LEU GLY ALA TYR HIS ALA LEU PHE THR ALA HIS          
SEQRES   4 A  147  PRO GLN TYR ILE SER HIS PHE SER ARG LEU GLU GLY HIS          
SEQRES   5 A  147  THR ILE GLU ASN VAL MET GLN SER GLU GLY ILE LYS HIS          
SEQRES   6 A  147  TYR ALA ARG THR LEU THR GLU ALA ILE VAL HIS MET LEU          
SEQRES   7 A  147  LYS GLU ILE SER ASN ASP ALA GLU VAL LYS LYS ILE ALA          
SEQRES   8 A  147  ALA GLN TYR GLY LYS ASP HIS THR SER ARG LYS VAL THR          
SEQRES   9 A  147  LYS ASP GLU PHE MET SER GLY GLU PRO ILE PHE THR LYS          
SEQRES  10 A  147  TYR PHE GLN ASN LEU VAL LYS ASP ALA GLU GLY LYS ALA          
SEQRES  11 A  147  ALA VAL GLU LYS PHE LEU LYS HIS VAL PHE PRO MET MET          
SEQRES  12 A  147  ALA ALA GLU ILE                                              
SEQRES   1 B  147  THR LEU THR LYS HIS GLU GLN ASP ILE LEU LEU LYS GLU          
SEQRES   2 B  147  LEU GLY PRO HIS VAL ASP THR PRO ALA HIS ILE VAL GLU          
SEQRES   3 B  147  THR GLY LEU GLY ALA TYR HIS ALA LEU PHE THR ALA HIS          
SEQRES   4 B  147  PRO GLN TYR ILE SER HIS PHE SER ARG LEU GLU GLY HIS          
SEQRES   5 B  147  THR ILE GLU ASN VAL MET GLN SER GLU GLY ILE LYS HIS          
SEQRES   6 B  147  TYR ALA ARG THR LEU THR GLU ALA ILE VAL HIS MET LEU          
SEQRES   7 B  147  LYS GLU ILE SER ASN ASP ALA GLU VAL LYS LYS ILE ALA          
SEQRES   8 B  147  ALA GLN TYR GLY LYS ASP HIS THR SER ARG LYS VAL THR          
SEQRES   9 B  147  LYS ASP GLU PHE MET SER GLY GLU PRO ILE PHE THR LYS          
SEQRES  10 B  147  TYR PHE GLN ASN LEU VAL LYS ASP ALA GLU GLY LYS ALA          
SEQRES  11 B  147  ALA VAL GLU LYS PHE LEU LYS HIS VAL PHE PRO MET MET          
SEQRES  12 B  147  ALA ALA GLU ILE                                              
HET    SO4  A1148       5                                                       
HET    SO4  B1148       5                                                       
HET    SO4  B1149       5                                                       
HET    SO4  B1150       5                                                       
HET    HEM  A 148      43                                                       
HET    HEM  B 148      43                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETSYN     HEM HEME                                                             
FORMUL   3  SO4    4(O4 S 2-)                                                   
FORMUL   7  HEM    2(C34 H32 FE N4 O4)                                          
FORMUL   9  HOH   *342(H2 O)                                                    
HELIX    1   1 THR A    3  GLY A   15  1                                  13    
HELIX    2   2 PRO A   16  VAL A   18  5                                   3    
HELIX    3   3 THR A   20  HIS A   39  1                                  20    
HELIX    4   4 PRO A   40  GLU A   50  5                                  11    
HELIX    5   5 ASN A   56  GLN A   59  5                                   4    
HELIX    6   6 SER A   60  LYS A   79  1                                  20    
HELIX    7   7 ASN A   83  ASP A   97  1                                  15    
HELIX    8   8 THR A  104  VAL A  123  1                                  20    
HELIX    9   9 ASP A  125  ALA A  145  1                                  21    
HELIX   10  10 THR B    3  GLY B   15  1                                  13    
HELIX   11  11 PRO B   16  VAL B   18  5                                   3    
HELIX   12  12 THR B   20  HIS B   39  1                                  20    
HELIX   13  13 PRO B   40  GLU B   50  5                                  11    
HELIX   14  14 ASN B   56  GLN B   59  5                                   4    
HELIX   15  15 SER B   60  ILE B   81  1                                  22    
HELIX   16  16 ASN B   83  ASP B   97  1                                  15    
HELIX   17  17 THR B  104  VAL B  123  1                                  20    
HELIX   18  18 ASP B  125  ALA B  145  1                                  21    
LINK        FE   HEM A 148                 NE2 HIS A  98                        
LINK        FE   HEM B 148                 NE2 HIS B  98                        
SITE     1 HEA 16 TYR A  42  HIS A  45  PHE A  46  SER A  47                    
SITE     2 HEA 16 HIS A  65  TYR A  66  THR A  69  LEU A  70                    
SITE     3 HEA 16 HIS A  98  ARG A 101  PHE A 108  PHE A 140                    
SITE     4 HEA 16 MET A 143  HOH W  14  HOH W  28  HOH W 152                    
SITE     1 HEB 18 TYR B  42  HIS B  45  PHE B  46  SER B  47                    
SITE     2 HEB 18 THR B  69  LEU B  70  ASP B  97  HIS B  98                    
SITE     3 HEB 18 ARG B 101  PHE B 108  GLY B 111  PHE B 140                    
SITE     4 HEB 18 HOH W  30  HOH W 195  HOH W 208  HOH W 223                    
SITE     5 HEB 18 HOH W 239  HOH W 290                                          
CRYST1   38.700   83.700   94.600  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      0.025840  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011947  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010571        0.00000                         
MTRIX1   1  0.996900  0.061480 -0.049100        8.61937    1                    
MTRIX2   1  0.055710 -0.110910  0.992270       18.82644    1                    
MTRIX3   1  0.055560 -0.991930 -0.113990       22.54264    1