HEADER    OXYGEN STORAGE/TRANSPORT                03-AUG-99   1C40              
TITLE     BAR-HEADED GOOSE HEMOGLOBIN (AQUOMET FORM)                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN (HEMOGLOBIN (ALPHA CHAIN));                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 MOL_ID: 2;                                                           
COMPND   5 MOLECULE: PROTEIN (HEMOGLOBIN (BETA CHAIN));                         
COMPND   6 CHAIN: B                                                             
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ANSER INDICUS;                                  
SOURCE   3 ORGANISM_COMMON: BAR-HEADED GOOSE;                                   
SOURCE   4 ORGANISM_TAXID: 8846;                                                
SOURCE   5 MOL_ID: 2;                                                           
SOURCE   6 ORGANISM_SCIENTIFIC: ANSER INDICUS;                                  
SOURCE   7 ORGANISM_COMMON: BAR-HEADED GOOSE;                                   
SOURCE   8 ORGANISM_TAXID: 8846                                                 
KEYWDS    OXYGEN TRANSPORT, HEME, RESPIRATORY PROTEIN, ERYTHROCYTE, OXYGEN      
KEYWDS   2 STORAGE/ TRANSPORT, OXYGEN STORAGE-TRANSPORT COMPLEX                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.LI,X.LIU,H.JING,Z.HUA,R.ZHANG,G.LU                                  
REVDAT   7   09-AUG-23 1C40    1       REMARK LINK                              
REVDAT   6   11-DEC-19 1C40    1       REMARK SEQADV                            
REVDAT   5   04-OCT-17 1C40    1       REMARK                                   
REVDAT   4   24-FEB-09 1C40    1       VERSN                                    
REVDAT   3   01-APR-03 1C40    1       JRNL                                     
REVDAT   2   06-JUN-01 1C40    1       JRNL                                     
REVDAT   1   09-AUG-99 1C40    0                                                
SPRSDE     09-AUG-99 1C40      1C0H                                             
JRNL        AUTH   X.Z.LIU,S.L.LI,H.JING,Y.H.LIANG,Z.Q.HUA,G.Y.LU               
JRNL        TITL   AVIAN HAEMOGLOBINS AND STRUCTURAL BASIS OF HIGH AFFINITY FOR 
JRNL        TITL 2 OXYGEN: STRUCTURE OF BAR-HEADED GOOSE AQUOMET HAEMOGLOBIN.   
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  57   775 2001              
JRNL        REFN                   ISSN 0907-4449                               
JRNL        PMID   11375496                                                     
JRNL        DOI    10.1107/S0907444901004243                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 0.5                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 26.90                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 95.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 15772                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.197                           
REMARK   3   FREE R VALUE                     : 0.247                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 6.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1084                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.007                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.44                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 72.70                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1854                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3480                       
REMARK   3   BIN FREE R VALUE                    : 0.4060                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 6.10                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 121                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.037                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2236                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 86                                      
REMARK   3   SOLVENT ATOMS            : 62                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 0.10                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 22.40                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.77000                                             
REMARK   3    B22 (A**2) : -0.77000                                             
REMARK   3    B33 (A**2) : 1.55000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.27                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.46                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.35                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.66                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.010                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.400                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 19.30                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.180                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 2.760 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 4.200 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 4.740 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 6.740 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.29                                                 
REMARK   3   BSOL        : 29.28                                                
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  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : PARAM19X.HEME                                  
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  3   : TOPH19X.HEME                                   
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1C40 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-AUG-99.                  
REMARK 100 THE DEPOSITION ID IS D_1000001276.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-APR-93                          
REMARK 200  TEMPERATURE           (KELVIN) : 293.0                              
REMARK 200  PH                             : 6.80                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU300                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : AREA DETECTOR                      
REMARK 200  DETECTOR MANUFACTURER          : SIEMENS X200B                      
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : X-GEN                              
REMARK 200  DATA SCALING SOFTWARE          : X-GEN                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 15772                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 26.900                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.0                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.07200                            
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: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: 2MHB                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.30                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.66                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.80                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 42 21 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   -Y+1/2,X+1/2,Z+1/2                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/2                                      
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   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-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        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  0.000000 -1.000000  0.000000       40.74850            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       40.74850            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       53.60000            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       40.74850            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       40.74850            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       53.60000            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       40.74850            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       40.74850            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       53.60000            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       40.74850            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       40.74850            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       53.60000            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  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: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 11560 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 23150 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -105.0 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 350   BIOMT1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000       81.49700            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
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 B  92   CG    HIS B  92   CD2     0.060                       
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    PRO B  36   C   -  N   -  CA  ANGL. DEV. =  11.1 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    LEU B  48       34.70   -140.90                                   
REMARK 500    ALA B 119     -142.69     55.05                                   
REMARK 500    LYS B 144      -14.15    -43.49                                   
REMARK 500    TYR B 145      -66.80   -107.35                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH B 181        DISTANCE =  6.70 ANGSTROMS                       
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM A 150  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  87   NE2                                                    
REMARK 620 2 HEM A 150   NA   86.9                                              
REMARK 620 3 HEM A 150   NB   91.9  88.8                                        
REMARK 620 4 HEM A 150   NC   93.8 179.3  91.1                                  
REMARK 620 5 HEM A 150   ND   92.7  90.5 175.3  89.6                            
REMARK 620 6 HOH A 151   O   174.0  95.8  82.9  83.5  92.6                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM B 150  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B  92   NE2                                                    
REMARK 620 2 HEM B 150   NA   99.5                                              
REMARK 620 3 HEM B 150   NB   92.8  89.2                                        
REMARK 620 4 HEM B 150   NC   86.4 173.9  89.0                                  
REMARK 620 5 HEM B 150   ND   90.4  89.1 176.6  92.4                            
REMARK 620 6 HOH B 151   O   167.9  89.8  95.1  84.6  82.0                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 150                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 150                 
DBREF  1C40 A    1   141  UNP    P01990   HBA_ANSIN        1    141             
DBREF  1C40 B    1   146  UNP    P02118   HBB_ANSIN        1    146             
SEQADV 1C40 ASN A   85  UNP  P01990    ASP    85 CONFLICT                       
SEQRES   1 A  141  VAL LEU SER ALA ALA ASP LYS THR ASN VAL LYS GLY VAL          
SEQRES   2 A  141  PHE SER LYS ILE SER GLY HIS ALA GLU GLU TYR GLY ALA          
SEQRES   3 A  141  GLU THR LEU GLU ARG MET PHE THR ALA TYR PRO GLN THR          
SEQRES   4 A  141  LYS THR TYR PHE PRO HIS PHE ASP LEU GLN HIS GLY SER          
SEQRES   5 A  141  ALA GLN ILE LYS ALA HIS GLY LYS LYS VAL VAL ALA ALA          
SEQRES   6 A  141  LEU VAL GLU ALA VAL ASN HIS ILE ASP ASP ILE ALA GLY          
SEQRES   7 A  141  ALA LEU SER LYS LEU SER ASN LEU HIS ALA GLN LYS LEU          
SEQRES   8 A  141  ARG VAL ASP PRO VAL ASN PHE LYS PHE LEU GLY HIS CYS          
SEQRES   9 A  141  PHE LEU VAL VAL VAL ALA ILE HIS HIS PRO SER ALA LEU          
SEQRES  10 A  141  THR ALA GLU VAL HIS ALA SER LEU ASP LYS PHE LEU CYS          
SEQRES  11 A  141  ALA VAL GLY THR VAL LEU THR ALA LYS TYR ARG                  
SEQRES   1 B  146  VAL HIS TRP SER ALA GLU GLU LYS GLN LEU ILE THR GLY          
SEQRES   2 B  146  LEU TRP GLY LYS VAL ASN VAL ALA ASP CYS GLY ALA GLU          
SEQRES   3 B  146  ALA LEU ALA ARG LEU LEU ILE VAL TYR PRO TRP THR GLN          
SEQRES   4 B  146  ARG PHE PHE SER SER PHE GLY ASN LEU SER SER PRO THR          
SEQRES   5 B  146  ALA ILE LEU GLY ASN PRO MET VAL ARG ALA HIS GLY LYS          
SEQRES   6 B  146  LYS VAL LEU THR SER PHE GLY ASP ALA VAL LYS ASN LEU          
SEQRES   7 B  146  ASP ASN ILE LYS ASN THR PHE ALA GLN LEU SER GLU LEU          
SEQRES   8 B  146  HIS CYS ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE ARG          
SEQRES   9 B  146  LEU LEU GLY ASP ILE LEU ILE ILE VAL LEU ALA ALA HIS          
SEQRES  10 B  146  PHE ALA LYS GLU PHE THR PRO ASP CYS GLN ALA ALA TRP          
SEQRES  11 B  146  GLN LYS LEU VAL ARG VAL VAL ALA HIS ALA LEU ALA ARG          
SEQRES  12 B  146  LYS TYR HIS                                                  
HET    HEM  A 150      43                                                       
HET    HEM  B 150      43                                                       
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETSYN     HEM HEME                                                             
FORMUL   3  HEM    2(C34 H32 FE N4 O4)                                          
FORMUL   5  HOH   *62(H2 O)                                                     
HELIX    1   1 ALA A    4  SER A   18  1                                  15    
HELIX    2   2 ALA A   21  ALA A   35  1                                  15    
HELIX    3   3 PRO A   37  TYR A   42  5                                   6    
HELIX    4   4 ALA A   53  ASN A   71  1                                  19    
HELIX    5   5 ILE A   76  ALA A   88  1                                  13    
HELIX    6   6 VAL A   96  HIS A  112  5                                  17    
HELIX    7   7 ALA A  119  THR A  137  1                                  19    
HELIX    8   8 ALA B    5  TRP B   15  1                                  11    
HELIX    9   9 VAL B   20  VAL B   34  1                                  15    
HELIX   10  10 PRO B   36  PHE B   45  5                                  10    
HELIX   11  11 PRO B   51  GLY B   56  1                                   6    
HELIX   12  12 PRO B   58  LYS B   76  1                                  19    
HELIX   13  13 ILE B   81  ASP B   94  1                                  14    
HELIX   14  14 GLU B  101  PHE B  118  1                                  18    
HELIX   15  15 PRO B  124  LEU B  141  1                                  18    
LINK         NE2 HIS A  87                FE   HEM A 150     1555   1555  2.24  
LINK        FE   HEM A 150                 O   HOH A 151     1555   1555  1.97  
LINK         NE2 HIS B  92                FE   HEM B 150     1555   1555  2.04  
LINK        FE   HEM B 150                 O   HOH B 151     1555   1555  2.09  
SITE     1 AC1 14 TYR A  42  PHE A  43  HIS A  45  HIS A  58                    
SITE     2 AC1 14 LYS A  61  HIS A  87  LEU A  91  VAL A  93                    
SITE     3 AC1 14 ASN A  97  PHE A  98  LEU A 101  LEU A 136                    
SITE     4 AC1 14 HOH A 151  HOH A 175                                          
SITE     1 AC2 15 PHE B  41  PHE B  42  PHE B  45  HIS B  63                    
SITE     2 AC2 15 LYS B  66  SER B  70  HIS B  92  LEU B  96                    
SITE     3 AC2 15 VAL B  98  ASN B 102  PHE B 103  LEU B 106                    
SITE     4 AC2 15 LYS B 120  LEU B 141  HOH B 151                               
CRYST1   81.497   81.497  107.200  90.00  90.00  90.00 P 42 21 2     8          
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      0.012270  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012270  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009328        0.00000