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Database: PDB
Entry: 3D4X
LinkDB: 3D4X
Original site: 3D4X 
HEADER    OXYGEN STORAGE, OXYGEN TRANSPORT        15-MAY-08   3D4X              
TITLE     CRYSTAL STRUCTURE DETERMINATION OF CAT (FELIS SILVESTRIS CATUS)       
TITLE    2 HEMOGLOBIN AT 2.2 ANGSTROM RESOLUTION                                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HEMOGLOBIN SUBUNIT ALPHA;                                  
COMPND   3 CHAIN: A, C;                                                         
COMPND   4 SYNONYM: HEMOGLOBIN ALPHA CHAIN, ALPHA-GLOBIN;                       
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE: HEMOGLOBIN SUBUNIT BETA-A/B;                               
COMPND   7 CHAIN: B, D;                                                         
COMPND   8 SYNONYM: HEMOGLOBIN BETA-A/B CHAIN, BETA-A/B-GLOBIN                  
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: FELIS SILVESTRIS CATUS;                         
SOURCE   3 ORGANISM_COMMON: CAT;                                                
SOURCE   4 ORGANISM_TAXID: 9685;                                                
SOURCE   5 TISSUE: BLOOD;                                                       
SOURCE   6 CELL: RED BLOOD CELLS;                                               
SOURCE   7 MOL_ID: 2;                                                           
SOURCE   8 ORGANISM_SCIENTIFIC: FELIS SILVESTRIS CATUS;                         
SOURCE   9 ORGANISM_COMMON: CAT;                                                
SOURCE  10 ORGANISM_TAXID: 9685;                                                
SOURCE  11 TISSUE: BLOOD;                                                       
SOURCE  12 CELL: RED BLOOD CELLS                                                
KEYWDS    FELIS SILVESTRIS CATUS, MONOCLINIC, HEMOGLOBIN, LOW OXYGEN AFFINITY,  
KEYWDS   2 ALLOSTERIC MECHANISM, HEME, IRON, TRANSPORT, OXYGEN STORAGE, OXYGEN  
KEYWDS   3 TRANSPORT                                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.BALASUBRAMANIAN,P.SATHYA MOORTHY,K.NEELAGANDAN,M.N.PONNUSWAMY       
REVDAT   4   01-NOV-23 3D4X    1       REMARK LINK                              
REVDAT   3   18-DEC-19 3D4X    1       REMARK                                   
REVDAT   2   21-DEC-16 3D4X    1       AUTHOR VERSN                             
REVDAT   1   19-MAY-09 3D4X    0                                                
JRNL        AUTH   M.BALASUBRAMANIAN,P.SATHYA MOORTHY,K.NEELAGANDAN,            
JRNL        AUTH 2 M.N.PONNUSWAMY                                               
JRNL        TITL   CRYSTAL STRUCTURE DETERMINATION OF CAT (FELIS SILVESTRIS     
JRNL        TITL 2 CATUS) HEMOGLOBIN AT 2.2 ANGSTROM RESOLUTION                 
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   K.NEELAGANDAN,P.SATHYA MOORTHY,M.BALASUBRAMANIAN,            
REMARK   1  AUTH 2 M.N.PONNUSWAMY                                               
REMARK   1  TITL   CRYSTALLIZATION OF SHEEP (OVIS ARIES) AND GOAT (CAPRA        
REMARK   1  TITL 2 HIRCUS) HAEMOGLOBINS UNDER UNBUFFERED LOW-SALT CONDITIONS    
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.F      V.  63   887 2007              
REMARK   1  REFN                   ESSN 1744-3091                               
REMARK   1  PMID   17909297                                                     
REMARK   1  DOI    10.1107/S1744309107044296                                    
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   M.BALASUBRAMANIAN,P.SATHYA MOORTHY,K.NEELAGANDAN,            
REMARK   1  AUTH 2 M.N.PONNUSWAMY                                               
REMARK   1  TITL   PURIFICATION, CRYSTALLIZATION AND PRELIMINARY                
REMARK   1  TITL 2 CRYSTALLOGRAPHIC STUDY OF LOW OXYGEN-AFFINITY HAEMOGLOBIN    
REMARK   1  TITL 3 FROM CAT (FELIS SILVESTRIS CATUS) IN TWO DIFFERENT CRYSTAL   
REMARK   1  TITL 4 FORMS                                                        
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.F      V.  65   313 2009              
REMARK   1  REFN                   ESSN 1744-3091                               
REMARK   1  PMID   19255493                                                     
REMARK   1  DOI    10.1107/S1744309109004503                                    
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   M.BALASUBRAMANIAN,P.SATHYA MOORTHY,K.NEELAGANDAN,            
REMARK   1  AUTH 2 M.N.PONNUSWAMY                                               
REMARK   1  TITL   PRELIMINARY CRYSTALLOGRAPHIC STUDY OF HEMOGLOBIN FROM        
REMARK   1  TITL 2 BUFFALO (BUBALUS BUBALIS): A LOW OXYGEN AFFINITY SPECIES     
REMARK   1  REF    PROTEIN PEPT.LETT.            V.  16   213 2009              
REMARK   1  REFN                   ISSN 0929-8665                               
REMARK   1  PMID   19200047                                                     
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   P.SATHYA MOORTHY,K.NEELAGANDAN,M.BALASUBRAMANIAN,            
REMARK   1  AUTH 2 M.N.PONNUSWAMY                                               
REMARK   1  TITL   PURIFICATION, CRYSTALLIZATION AND PRELIMINARY X-RAY          
REMARK   1  TITL 2 DIFFRACTION STUDIES ON GOAT (CAPRA HIRCUS) HEMOGLOBIN - A    
REMARK   1  TITL 3 LOW OXYGEN AFFINITY SPECIES                                  
REMARK   1  REF    PROTEIN PEPT.LETT.            V.  16   454 2009              
REMARK   1  REFN                   ISSN 0929-8665                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 29.52                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 95.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 25202                          
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 + TEST SET) : 0.195                           
REMARK   3   R VALUE            (WORKING SET) : 0.188                           
REMARK   3   FREE R VALUE                     : 0.258                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.100                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 2838                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.20                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.26                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1805                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 93.23                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2330                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 207                          
REMARK   3   BIN FREE R VALUE                    : 0.3200                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4404                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 172                                     
REMARK   3   SOLVENT ATOMS            : 157                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 32.96                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.76000                                             
REMARK   3    B22 (A**2) : -0.01000                                             
REMARK   3    B33 (A**2) : 0.59000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -0.40000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.379         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.259         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.184         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.223         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.952                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.910                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4716 ; 0.012 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  6448 ; 1.319 ; 2.048       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   568 ; 5.466 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   196 ;35.713 ;24.082       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   720 ;16.481 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    12 ;14.968 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   682 ; 0.090 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3602 ; 0.005 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  2110 ; 0.210 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  3187 ; 0.293 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   168 ; 0.167 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    43 ; 0.294 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     5 ; 0.294 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  2896 ; 0.948 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  4526 ; 1.239 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2026 ; 2.154 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1914 ; 3.155 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3D4X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 20-MAY-08.                  
REMARK 100 THE DEPOSITION ID IS D_1000047596.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 26-FEB-08                          
REMARK 200  TEMPERATURE           (KELVIN) : 293.0                              
REMARK 200  PH                             : 7.0                                
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                             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54179                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MAR SCANNER 345 MM PLATE           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : AUTOMAR                            
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 28427                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.2                               
REMARK 200  DATA REDUNDANCY                : 2.460                              
REMARK 200  R MERGE                    (I) : 0.06850                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 6.4000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.28                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 93.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.50                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.30360                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 1HDA                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 47.58                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.35                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 50% PEG 3350, PH 7.0, VAPOR DIFFUSION,   
REMARK 280  HANGING DROP, TEMPERATURE 293K                                      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       37.09750            
REMARK 290   SMTRY3   2  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: 10850 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 24580 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -115.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D                            
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 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 A   2     -152.66   -141.32                                   
REMARK 500    PHE A  43       53.01   -116.47                                   
REMARK 500    TYR A 140      102.24    -39.64                                   
REMARK 500    ASP B  80       59.44   -140.73                                   
REMARK 500    TYR D  35       76.01   -113.85                                   
REMARK 500    ASN D  77       42.74   -108.03                                   
REMARK 500    ASP D  80       66.69   -154.64                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM A 143  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  87   NE2                                                    
REMARK 620 2 HEM A 143   NA   90.7                                              
REMARK 620 3 HEM A 143   NB   84.5  86.2                                        
REMARK 620 4 HEM A 143   NC   89.5 175.7  89.6                                  
REMARK 620 5 HEM A 143   ND   97.8  94.2 177.6  90.0                            
REMARK 620 6 HOH A 142   O   166.5  97.8  85.6  81.3  91.9                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM B 148  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B  92   NE2                                                    
REMARK 620 2 HEM B 148   NA   92.5                                              
REMARK 620 3 HEM B 148   NB   91.6  89.9                                        
REMARK 620 4 HEM B 148   NC   88.8 178.4  89.2                                  
REMARK 620 5 HEM B 148   ND   91.7  86.7 175.4  94.2                            
REMARK 620 6 HOH B 151   O   172.8  93.8  92.0  85.0  85.1                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM C 143  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS C  87   NE2                                                    
REMARK 620 2 HEM C 143   NA   86.8                                              
REMARK 620 3 HEM C 143   NB   88.0  88.7                                        
REMARK 620 4 HEM C 143   NC   91.8 178.2  90.0                                  
REMARK 620 5 HEM C 143   ND   93.7  94.3 176.6  87.0                            
REMARK 620 6 HOH C 142   O   175.5  95.8  88.4  85.5  89.8                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM D 148  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS D  92   NE2                                                    
REMARK 620 2 HEM D 148   NA   93.7                                              
REMARK 620 3 HEM D 148   NB   92.4  90.9                                        
REMARK 620 4 HEM D 148   NC   83.0 176.5  88.4                                  
REMARK 620 5 HEM D 148   ND   85.9  93.2 175.6  87.4                            
REMARK 620 6 HOH D 164   O   173.6  92.3  89.9  91.1  91.4                      
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 143                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 148                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 143                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 148                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2QU0   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE DETERMINATION OF SHEEP METHEMOGLOBIN AT 2.7        
REMARK 900 ANGSTROM RESOLUTION                                                  
REMARK 900 RELATED ID: 2RI4   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE DETERMINATION OF GOAT METHEMOGLOBIN AT 2.7         
REMARK 900 ANGSTROM RESOLUTION                                                  
REMARK 900 RELATED ID: 3CY5   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE DETERMINATION OF BUFFALO (BUBALUS BUBALIS) AT 2    
REMARK 900 ANGSTROM RESOLUTION                                                  
REMARK 900 RELATED ID: 3D1A   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE DETERMINATION OF GOAT HEMOGLOBIN AT 2.61 ANGSTROM  
REMARK 900 RESOLUTION                                                           
DBREF  3D4X A    1   141  UNP    P07405   HBA_FELCA        1    141             
DBREF  3D4X B    2   146  UNP    P07412   HBB_FELCA        2    146             
DBREF  3D4X C    1   141  UNP    P07405   HBA_FELCA        1    141             
DBREF  3D4X D    2   146  UNP    P07412   HBB_FELCA        2    146             
SEQRES   1 A  141  VAL LEU SER ALA ALA ASP LYS SER ASN VAL LYS ALA CYS          
SEQRES   2 A  141  TRP GLY LYS ILE GLY SER HIS ALA GLY GLU TYR GLY ALA          
SEQRES   3 A  141  GLU ALA LEU GLU ARG THR PHE CYS SER PHE PRO THR THR          
SEQRES   4 A  141  LYS THR TYR PHE PRO HIS PHE ASP LEU SER HIS GLY SER          
SEQRES   5 A  141  ALA GLN VAL LYS ALA HIS GLY GLN LYS VAL ALA ASP ALA          
SEQRES   6 A  141  LEU THR GLN ALA VAL ALA HIS MET ASP ASP LEU PRO THR          
SEQRES   7 A  141  ALA MET SER ALA LEU SER ASP LEU HIS ALA TYR LYS LEU          
SEQRES   8 A  141  ARG VAL ASP PRO VAL ASN PHE LYS PHE LEU SER HIS CYS          
SEQRES   9 A  141  LEU LEU VAL THR LEU ALA CYS HIS HIS PRO ALA GLU PHE          
SEQRES  10 A  141  THR PRO ALA VAL HIS ALA SER LEU ASP LYS PHE PHE SER          
SEQRES  11 A  141  ALA VAL SER THR VAL LEU THR SER LYS TYR ARG                  
SEQRES   1 B  145  PHE LEU THR ALA GLU GLU LYS GLY LEU VAL ASN GLY LEU          
SEQRES   2 B  145  TRP GLY LYS VAL ASN VAL ASP GLU VAL GLY GLY GLU ALA          
SEQRES   3 B  145  LEU GLY ARG LEU LEU VAL VAL TYR PRO TRP THR GLN ARG          
SEQRES   4 B  145  PHE PHE GLU SER PHE GLY ASP LEU SER SER ALA ASP ALA          
SEQRES   5 B  145  ILE MET SER ASN ALA LYS VAL LYS ALA HIS GLY LYS LYS          
SEQRES   6 B  145  VAL LEU ASN SER PHE SER ASP GLY LEU LYS ASN ILE ASP          
SEQRES   7 B  145  ASP LEU LYS GLY ALA PHE ALA LYS LEU SER GLU LEU HIS          
SEQRES   8 B  145  CYS ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE ARG LEU          
SEQRES   9 B  145  LEU GLY ASN VAL LEU VAL CYS VAL LEU ALA HIS HIS PHE          
SEQRES  10 B  145  GLY HIS ASP PHE ASN PRO GLN VAL GLN ALA ALA PHE GLN          
SEQRES  11 B  145  LYS VAL VAL ALA GLY VAL ALA ASN ALA LEU ALA HIS LYS          
SEQRES  12 B  145  TYR HIS                                                      
SEQRES   1 C  141  VAL LEU SER ALA ALA ASP LYS SER ASN VAL LYS ALA CYS          
SEQRES   2 C  141  TRP GLY LYS ILE GLY SER HIS ALA GLY GLU TYR GLY ALA          
SEQRES   3 C  141  GLU ALA LEU GLU ARG THR PHE CYS SER PHE PRO THR THR          
SEQRES   4 C  141  LYS THR TYR PHE PRO HIS PHE ASP LEU SER HIS GLY SER          
SEQRES   5 C  141  ALA GLN VAL LYS ALA HIS GLY GLN LYS VAL ALA ASP ALA          
SEQRES   6 C  141  LEU THR GLN ALA VAL ALA HIS MET ASP ASP LEU PRO THR          
SEQRES   7 C  141  ALA MET SER ALA LEU SER ASP LEU HIS ALA TYR LYS LEU          
SEQRES   8 C  141  ARG VAL ASP PRO VAL ASN PHE LYS PHE LEU SER HIS CYS          
SEQRES   9 C  141  LEU LEU VAL THR LEU ALA CYS HIS HIS PRO ALA GLU PHE          
SEQRES  10 C  141  THR PRO ALA VAL HIS ALA SER LEU ASP LYS PHE PHE SER          
SEQRES  11 C  141  ALA VAL SER THR VAL LEU THR SER LYS TYR ARG                  
SEQRES   1 D  145  PHE LEU THR ALA GLU GLU LYS GLY LEU VAL ASN GLY LEU          
SEQRES   2 D  145  TRP GLY LYS VAL ASN VAL ASP GLU VAL GLY GLY GLU ALA          
SEQRES   3 D  145  LEU GLY ARG LEU LEU VAL VAL TYR PRO TRP THR GLN ARG          
SEQRES   4 D  145  PHE PHE GLU SER PHE GLY ASP LEU SER SER ALA ASP ALA          
SEQRES   5 D  145  ILE MET SER ASN ALA LYS VAL LYS ALA HIS GLY LYS LYS          
SEQRES   6 D  145  VAL LEU ASN SER PHE SER ASP GLY LEU LYS ASN ILE ASP          
SEQRES   7 D  145  ASP LEU LYS GLY ALA PHE ALA LYS LEU SER GLU LEU HIS          
SEQRES   8 D  145  CYS ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE ARG LEU          
SEQRES   9 D  145  LEU GLY ASN VAL LEU VAL CYS VAL LEU ALA HIS HIS PHE          
SEQRES  10 D  145  GLY HIS ASP PHE ASN PRO GLN VAL GLN ALA ALA PHE GLN          
SEQRES  11 D  145  LYS VAL VAL ALA GLY VAL ALA ASN ALA LEU ALA HIS LYS          
SEQRES  12 D  145  TYR HIS                                                      
HET    HEM  A 143      43                                                       
HET    HEM  B 148      43                                                       
HET    HEM  C 143      43                                                       
HET    HEM  D 148      43                                                       
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETSYN     HEM HEME                                                             
FORMUL   5  HEM    4(C34 H32 FE N4 O4)                                          
FORMUL   9  HOH   *157(H2 O)                                                    
HELIX    1   1 SER A    3  GLY A   18  1                                  16    
HELIX    2   2 HIS A   20  PHE A   36  1                                  17    
HELIX    3   3 PRO A   37  PHE A   43  5                                   7    
HELIX    4   4 SER A   52  HIS A   72  1                                  21    
HELIX    5   5 ASP A   75  MET A   80  1                                   6    
HELIX    6   6 MET A   80  TYR A   89  1                                  10    
HELIX    7   7 PRO A   95  HIS A  113  1                                  19    
HELIX    8   8 THR A  118  THR A  137  1                                  20    
HELIX    9   9 THR B    4  GLY B   16  1                                  13    
HELIX   10  10 ASN B   19  TYR B   35  1                                  17    
HELIX   11  11 PRO B   36  GLY B   46  5                                  11    
HELIX   12  12 SER B   50  ASN B   57  1                                   8    
HELIX   13  13 ASN B   57  ASN B   77  1                                  21    
HELIX   14  14 ASP B   80  LYS B   95  1                                  16    
HELIX   15  15 PRO B  100  GLY B  119  1                                  20    
HELIX   16  16 HIS B  120  PHE B  122  5                                   3    
HELIX   17  17 ASN B  123  HIS B  143  1                                  21    
HELIX   18  18 SER C    3  GLY C   18  1                                  16    
HELIX   19  19 HIS C   20  PHE C   36  1                                  17    
HELIX   20  20 PRO C   37  PHE C   43  5                                   7    
HELIX   21  21 SER C   52  HIS C   72  1                                  21    
HELIX   22  22 ASP C   75  MET C   80  1                                   6    
HELIX   23  23 MET C   80  LYS C   90  1                                  11    
HELIX   24  24 PRO C   95  HIS C  113  1                                  19    
HELIX   25  25 THR C  118  SER C  138  1                                  21    
HELIX   26  26 THR D    4  GLY D   16  1                                  13    
HELIX   27  27 ASN D   19  TYR D   35  1                                  17    
HELIX   28  28 PRO D   36  GLY D   46  5                                  11    
HELIX   29  29 SER D   50  SER D   56  1                                   7    
HELIX   30  30 ASN D   57  ASN D   77  1                                  21    
HELIX   31  31 ASP D   80  LYS D   95  1                                  16    
HELIX   32  32 GLU D  101  GLY D  119  1                                  19    
HELIX   33  33 HIS D  120  PHE D  122  5                                   3    
HELIX   34  34 ASN D  123  HIS D  143  1                                  21    
LINK         NE2 HIS A  87                FE   HEM A 143     1555   1555  2.25  
LINK         O   HOH A 142                FE   HEM A 143     1555   1555  2.44  
LINK         NE2 HIS B  92                FE   HEM B 148     1555   1555  2.26  
LINK        FE   HEM B 148                 O   HOH B 151     1555   1555  2.10  
LINK         NE2 HIS C  87                FE   HEM C 143     1555   1555  2.35  
LINK         O   HOH C 142                FE   HEM C 143     1555   1555  2.31  
LINK         NE2 HIS D  92                FE   HEM D 148     1555   1555  2.34  
LINK        FE   HEM D 148                 O   HOH D 164     1555   1555  2.14  
SITE     1 AC1 17 TYR A  42  PHE A  43  HIS A  45  PHE A  46                    
SITE     2 AC1 17 HIS A  58  LYS A  61  LEU A  83  LEU A  86                    
SITE     3 AC1 17 HIS A  87  LEU A  91  VAL A  93  ASN A  97                    
SITE     4 AC1 17 PHE A  98  LEU A 101  LEU A 136  HOH A 142                    
SITE     5 AC1 17 HOH A 155                                                     
SITE     1 AC2 12 PHE B  41  PHE B  42  HIS B  63  SER B  70                    
SITE     2 AC2 12 HIS B  92  LEU B  96  VAL B  98  ASN B 102                    
SITE     3 AC2 12 LEU B 106  LEU B 141  HOH B 151  HOH B 171                    
SITE     1 AC3 16 TYR C  42  PHE C  43  HIS C  45  HIS C  58                    
SITE     2 AC3 16 LYS C  61  LEU C  83  HIS C  87  LEU C  91                    
SITE     3 AC3 16 VAL C  93  ASN C  97  PHE C  98  LEU C 101                    
SITE     4 AC3 16 LEU C 136  HOH C 142  HOH C 156  HOH C 179                    
SITE     1 AC4 13 THR D  38  PHE D  41  PHE D  42  HIS D  63                    
SITE     2 AC4 13 LYS D  66  SER D  70  LEU D  88  HIS D  92                    
SITE     3 AC4 13 LEU D  96  ASN D 102  PHE D 103  LEU D 141                    
SITE     4 AC4 13 HOH D 164                                                     
CRYST1   56.045   74.195   72.272  90.00 102.80  90.00 P 1 21 1      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      0.017843  0.000000  0.004054        0.00000                         
SCALE2      0.000000  0.013478  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014189        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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