HEADER    OXYGEN BINDING                          17-JUL-08   3DUT              
TITLE     THE HIGH SALT (PHOSPHATE) CRYSTAL STRUCTURE OF DEOXY HEMOGLOBIN E     
TITLE    2 (GLU26LYS) AT PHYSIOLOGICAL PH (PH 7.35)                             
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 ENGINEERED: YES;                                                     
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: HEMOGLOBIN SUBUNIT BETA;                                   
COMPND   8 CHAIN: B, D;                                                         
COMPND   9 SYNONYM: HEMOGLOBIN BETA CHAIN, BETA-GLOBIN, LVV-HEMORPHIN-7;        
COMPND  10 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: HBA1, HBA2;                                                    
SOURCE   6 MOL_ID: 2;                                                           
SOURCE   7 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   8 ORGANISM_COMMON: HUMAN;                                              
SOURCE   9 ORGANISM_TAXID: 9606;                                                
SOURCE  10 GENE: HBB                                                            
KEYWDS    HEMOGLOBIN E OXYGEN TRANSPORT BETA THALASSEMIA PHYSIOLOGICAL, DISEASE 
KEYWDS   2 MUTATION, GLYCATION, GLYCOPROTEIN, HEME, IRON, METAL-BINDING, OXYGEN 
KEYWDS   3 TRANSPORT, TRANSPORT, HYPOTENSIVE AGENT, PYRUVATE, S-NITROSYLATION,  
KEYWDS   4 VASOACTIVE, OXYGEN BINDING                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    V.N.MALASHKEVICH,T.C.BALAZS,S.C.ALMO,R.E.HIRSCH                       
REVDAT   6   21-FEB-24 3DUT    1       REMARK                                   
REVDAT   5   20-OCT-21 3DUT    1       REMARK SEQADV                            
REVDAT   4   27-NOV-19 3DUT    1       REMARK                                   
REVDAT   3   25-OCT-17 3DUT    1       REMARK                                   
REVDAT   2   13-JUL-11 3DUT    1       VERSN                                    
REVDAT   1   04-AUG-09 3DUT    0                                                
JRNL        AUTH   V.N.MALASHKEVICH,T.C.BALAZS,S.C.ALMO,R.E.HIRSCH              
JRNL        TITL   THE HIGH SALT (PHOSPHATE) CRYSTAL STRUCTURE OF DEOXY         
JRNL        TITL 2 HEMOGLOBIN E (GLU26LYS) AT PHYSIOLOGICAL PH (PH 7.35)        
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.55 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
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) : 1.55                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 9.99                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 71979                          
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) : 0.221                           
REMARK   3   R VALUE            (WORKING SET) : 0.218                           
REMARK   3   FREE R VALUE                     : 0.277                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3587                            
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) : 1.55                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.59                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 4855                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 95.41                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2900                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 239                          
REMARK   3   BIN FREE R VALUE                    : 0.3630                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4384                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 182                                     
REMARK   3   SOLVENT ATOMS            : 430                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   B VALUE TYPE : LIKELY RESIDUAL                                     
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 27.60                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.00000                                              
REMARK   3    B22 (A**2) : -0.01000                                             
REMARK   3    B33 (A**2) : 0.01000                                              
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 OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.112         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.120         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.102         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.014         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.959                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.929                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4729 ; 0.017 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  6495 ; 1.936 ; 2.062       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   578 ; 5.655 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   180 ;36.264 ;23.889       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   715 ;15.319 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    12 ;15.228 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   704 ; 0.123 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3582 ; 0.010 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
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):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
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):  2870 ; 1.337 ; 3.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  4598 ; 3.225 ;50.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1859 ; 5.909 ;50.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1893 ; 1.663 ; 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  : 4                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A     1        A   141                          
REMARK   3    ORIGIN FOR THE GROUP (A):  -1.3324   4.6036  27.9715              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0033 T22:  -0.0202                                     
REMARK   3      T33:   0.0073 T12:  -0.0254                                     
REMARK   3      T13:   0.0033 T23:   0.0207                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.2886 L22:   0.1631                                     
REMARK   3      L33:   0.7386 L12:  -0.1837                                     
REMARK   3      L13:   0.0278 L23:   0.0897                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0095 S12:  -0.1277 S13:  -0.0115                       
REMARK   3      S21:  -0.0100 S22:   0.0269 S23:   0.0441                       
REMARK   3      S31:   0.0895 S32:  -0.0658 S33:  -0.0364                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B     1        B   146                          
REMARK   3    ORIGIN FOR THE GROUP (A):  18.7691  19.0860  30.6827              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0158 T22:   0.0290                                     
REMARK   3      T33:  -0.0188 T12:  -0.0118                                     
REMARK   3      T13:   0.0142 T23:  -0.0422                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.2598 L22:   0.1283                                     
REMARK   3      L33:   0.5836 L12:   0.1685                                     
REMARK   3      L13:   0.1315 L23:  -0.0049                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0334 S12:  -0.1853 S13:   0.0682                       
REMARK   3      S21:  -0.0003 S22:   0.0144 S23:   0.0051                       
REMARK   3      S31:  -0.0557 S32:   0.1616 S33:  -0.0478                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   C     1        C   141                          
REMARK   3    ORIGIN FOR THE GROUP (A):  20.8915  -0.7958   7.0389              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0012 T22:  -0.0248                                     
REMARK   3      T33:   0.0122 T12:   0.0308                                     
REMARK   3      T13:  -0.0061 T23:  -0.0033                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.0348 L22:   0.0147                                     
REMARK   3      L33:   0.2774 L12:  -0.1164                                     
REMARK   3      L13:  -0.1655 L23:  -0.0014                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0007 S12:  -0.0456 S13:  -0.1880                       
REMARK   3      S21:  -0.0333 S22:   0.0032 S23:   0.0221                       
REMARK   3      S31:   0.0519 S32:   0.1510 S33:  -0.0039                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   D     1        D   146                          
REMARK   3    ORIGIN FOR THE GROUP (A):   4.6857  16.0973  -0.0342              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0373 T22:  -0.0990                                     
REMARK   3      T33:   0.0215 T12:  -0.0060                                     
REMARK   3      T13:  -0.0068 T23:   0.0119                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.9704 L22:   0.0445                                     
REMARK   3      L33:   0.6964 L12:  -0.1074                                     
REMARK   3      L13:   0.1328 L23:   0.1340                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0103 S12:   0.1156 S13:   0.0545                       
REMARK   3      S21:  -0.0136 S22:  -0.0093 S23:   0.1192                       
REMARK   3      S31:  -0.0484 S32:   0.1165 S33:  -0.0010                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH 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: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3DUT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-JUL-08.                  
REMARK 100 THE DEPOSITION ID IS D_1000048515.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 02-MAY-08                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.35                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X3A                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.979                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MAR CCD 165 MM                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO, HKL-2000                    
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK, HKL-2000                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 89125                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.430                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 93.9                               
REMARK 200  DATA REDUNDANCY                : 4.000                              
REMARK 200  R MERGE                    (I) : 0.04200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 14.6000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.43                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.48                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 72.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.90                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.65000                            
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: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 41.57                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.11                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1.65 M POTASSIUM PHOSPHATE, 0.05 M BIS   
REMARK 280  -TRIS, PH 7.35, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 294K     
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       39.81600            
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: 11790 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 22980 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -118.0 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: 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           DISTANCE          
REMARK 500   OD2  ASP C    85     O    HOH C   308              1.84            
REMARK 500   O    HOH C   309     O    HOH C   316              1.86            
REMARK 500   O    HOH D   226     O    HOH D   227              1.86            
REMARK 500   O    HOH C   297     O    HOH C   310              1.87            
REMARK 500   O    HOH C   282     O    HOH C   314              1.93            
REMARK 500   O    HOH A   224     O    HOH B   302              1.99            
REMARK 500   OE1  GLU A    30     O    HOH A   253              2.00            
REMARK 500   NZ   LYS B    66     O    HOH B   234              2.03            
REMARK 500   O    HOH D   175     O    HOH D   228              2.10            
REMARK 500   O2A  HEM B   150     O    HOH B   306              2.13            
REMARK 500   O    VAL B    20     N    GLY B    24              2.13            
REMARK 500   O    HOH A   170     O    HOH B   297              2.14            
REMARK 500   O    HOH B   239     O    HOH B   296              2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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   O    HOH A   161     O    HOH B   294     2646     2.11            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    CYS C 104   CB    CYS C 104   SG     -0.112                       
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 A  77   C   -  N   -  CA  ANGL. DEV. =  -9.2 DEGREES          
REMARK 500    ASP B  99   CB  -  CG  -  OD1 ANGL. DEV. =  -6.0 DEGREES          
REMARK 500    ARG C  31   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500    LEU D  32   CB  -  CG  -  CD1 ANGL. DEV. =  12.9 DEGREES          
REMARK 500    ARG D  40   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 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    ASP A  75       50.42   -178.11                                   
REMARK 500    GLU B  43      -35.92    -38.77                                   
REMARK 500    LYS C  90      -62.62   -127.30                                   
REMARK 500    TYR D  35       77.36   -116.81                                   
REMARK 500    GLN D  39       -8.32    -58.62                                   
REMARK 500    ASN D  80       68.24   -150.66                                   
REMARK 500    ASN D  80       52.96   -142.61                                   
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 A 209        DISTANCE =  8.89 ANGSTROMS                       
REMARK 525    HOH B 280        DISTANCE =  7.10 ANGSTROMS                       
REMARK 525    HOH B 315        DISTANCE =  7.80 ANGSTROMS                       
REMARK 525    HOH B 319        DISTANCE =  7.37 ANGSTROMS                       
REMARK 525    HOH D 189        DISTANCE =  9.26 ANGSTROMS                       
REMARK 525    HOH D 258        DISTANCE =  6.64 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   91.7                                              
REMARK 620 3 HEM A 150   NB   92.4  91.1                                        
REMARK 620 4 HEM A 150   NC  105.4 162.9  88.4                                  
REMARK 620 5 HEM A 150   ND  105.3  84.8 162.0  90.4                            
REMARK 620 N                    1     2     3     4                             
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   93.1                                              
REMARK 620 3 HEM B 150   NB  107.4  87.1                                        
REMARK 620 4 HEM B 150   NC  106.1 160.5  89.9                                  
REMARK 620 5 HEM B 150   ND   93.7  86.7 158.3  89.1                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM C 150  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS C  87   NE2                                                    
REMARK 620 2 HEM C 150   NA   94.9                                              
REMARK 620 3 HEM C 150   NB   99.6  87.5                                        
REMARK 620 4 HEM C 150   NC  100.2 164.9  91.3                                  
REMARK 620 5 HEM C 150   ND   97.2  86.3 162.5  90.4                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM D 150  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS D  92   NE2                                                    
REMARK 620 2 HEM D 150   NA   91.4                                              
REMARK 620 3 HEM D 150   NB  101.3  86.9                                        
REMARK 620 4 HEM D 150   NC  102.0 166.6  89.5                                  
REMARK 620 5 HEM D 150   ND   90.0  88.2 167.7  92.8                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 147                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 C 142                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 150                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 150                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 150                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 150                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1YVT   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1YVQ   RELATED DB: PDB                                   
DBREF  3DUT A    1   141  UNP    P69905   HBA_HUMAN        2    142             
DBREF  3DUT B    1   146  UNP    P68871   HBB_HUMAN        2    147             
DBREF  3DUT C    1   141  UNP    P69905   HBA_HUMAN        2    142             
DBREF  3DUT D    1   146  UNP    P68871   HBB_HUMAN        2    147             
SEQADV 3DUT LYS B   26  UNP  P68871    GLU    27 ENGINEERED MUTATION            
SEQADV 3DUT LYS D   26  UNP  P68871    GLU    27 ENGINEERED MUTATION            
SEQRES   1 A  141  VAL LEU SER PRO ALA ASP LYS THR ASN VAL LYS ALA ALA          
SEQRES   2 A  141  TRP GLY LYS VAL GLY ALA HIS ALA GLY GLU TYR GLY ALA          
SEQRES   3 A  141  GLU ALA LEU GLU ARG MET PHE LEU 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 GLY HIS GLY LYS LYS VAL ALA ASP ALA          
SEQRES   6 A  141  LEU THR ASN ALA VAL ALA HIS VAL ASP ASP MET PRO ASN          
SEQRES   7 A  141  ALA LEU SER ALA LEU SER ASP LEU HIS ALA HIS LYS LEU          
SEQRES   8 A  141  ARG VAL ASP PRO VAL ASN PHE LYS LEU LEU SER HIS CYS          
SEQRES   9 A  141  LEU LEU VAL THR LEU ALA ALA HIS LEU PRO ALA GLU PHE          
SEQRES  10 A  141  THR PRO ALA VAL HIS ALA SER LEU ASP LYS PHE LEU ALA          
SEQRES  11 A  141  SER VAL SER THR VAL LEU THR SER LYS TYR ARG                  
SEQRES   1 B  146  VAL HIS LEU THR PRO GLU GLU LYS SER ALA VAL THR ALA          
SEQRES   2 B  146  LEU TRP GLY LYS VAL ASN VAL ASP GLU VAL GLY GLY LYS          
SEQRES   3 B  146  ALA LEU GLY ARG LEU LEU VAL VAL TYR PRO TRP THR GLN          
SEQRES   4 B  146  ARG PHE PHE GLU SER PHE GLY ASP LEU SER THR PRO ASP          
SEQRES   5 B  146  ALA VAL MET GLY ASN PRO LYS VAL LYS ALA HIS GLY LYS          
SEQRES   6 B  146  LYS VAL LEU GLY ALA PHE SER ASP GLY LEU ALA HIS LEU          
SEQRES   7 B  146  ASP ASN LEU LYS GLY THR PHE ALA THR 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 ASN VAL LEU VAL CYS VAL LEU ALA HIS HIS          
SEQRES  10 B  146  PHE GLY LYS GLU PHE THR PRO PRO VAL GLN ALA ALA TYR          
SEQRES  11 B  146  GLN LYS VAL VAL ALA GLY VAL ALA ASN ALA LEU ALA HIS          
SEQRES  12 B  146  LYS TYR HIS                                                  
SEQRES   1 C  141  VAL LEU SER PRO ALA ASP LYS THR ASN VAL LYS ALA ALA          
SEQRES   2 C  141  TRP GLY LYS VAL GLY ALA HIS ALA GLY GLU TYR GLY ALA          
SEQRES   3 C  141  GLU ALA LEU GLU ARG MET PHE LEU 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 GLY HIS GLY LYS LYS VAL ALA ASP ALA          
SEQRES   6 C  141  LEU THR ASN ALA VAL ALA HIS VAL ASP ASP MET PRO ASN          
SEQRES   7 C  141  ALA LEU SER ALA LEU SER ASP LEU HIS ALA HIS LYS LEU          
SEQRES   8 C  141  ARG VAL ASP PRO VAL ASN PHE LYS LEU LEU SER HIS CYS          
SEQRES   9 C  141  LEU LEU VAL THR LEU ALA ALA HIS LEU PRO ALA GLU PHE          
SEQRES  10 C  141  THR PRO ALA VAL HIS ALA SER LEU ASP LYS PHE LEU ALA          
SEQRES  11 C  141  SER VAL SER THR VAL LEU THR SER LYS TYR ARG                  
SEQRES   1 D  146  VAL HIS LEU THR PRO GLU GLU LYS SER ALA VAL THR ALA          
SEQRES   2 D  146  LEU TRP GLY LYS VAL ASN VAL ASP GLU VAL GLY GLY LYS          
SEQRES   3 D  146  ALA LEU GLY ARG LEU LEU VAL VAL TYR PRO TRP THR GLN          
SEQRES   4 D  146  ARG PHE PHE GLU SER PHE GLY ASP LEU SER THR PRO ASP          
SEQRES   5 D  146  ALA VAL MET GLY ASN PRO LYS VAL LYS ALA HIS GLY LYS          
SEQRES   6 D  146  LYS VAL LEU GLY ALA PHE SER ASP GLY LEU ALA HIS LEU          
SEQRES   7 D  146  ASP ASN LEU LYS GLY THR PHE ALA THR LEU SER GLU LEU          
SEQRES   8 D  146  HIS CYS ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE ARG          
SEQRES   9 D  146  LEU LEU GLY ASN VAL LEU VAL CYS VAL LEU ALA HIS HIS          
SEQRES  10 D  146  PHE GLY LYS GLU PHE THR PRO PRO VAL GLN ALA ALA TYR          
SEQRES  11 D  146  GLN LYS VAL VAL ALA GLY VAL ALA ASN ALA LEU ALA HIS          
SEQRES  12 D  146  LYS TYR HIS                                                  
HET    HEM  A 150      43                                                       
HET    PO4  B 147       5                                                       
HET    HEM  B 150      43                                                       
HET    PO4  C 142       5                                                       
HET    HEM  C 150      43                                                       
HET    HEM  D 150      43                                                       
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETNAM     PO4 PHOSPHATE ION                                                    
HETSYN     HEM HEME                                                             
FORMUL   5  HEM    4(C34 H32 FE N4 O4)                                          
FORMUL   6  PO4    2(O4 P 3-)                                                   
FORMUL  11  HOH   *430(H2 O)                                                    
HELIX    1   1 SER A    3  LYS A   16  1                                  14    
HELIX    2   2 VAL A   17  ALA A   19  5                                   3    
HELIX    3   3 HIS A   20  PHE A   36  1                                  17    
HELIX    4   4 PRO A   37  PHE A   43  5                                   7    
HELIX    5   5 SER A   52  HIS A   72  1                                  21    
HELIX    6   6 ASP A   75  LEU A   80  1                                   6    
HELIX    7   7 LEU A   80  LYS A   90  1                                  11    
HELIX    8   8 PRO A   95  LEU A  113  1                                  19    
HELIX    9   9 THR A  118  SER A  138  1                                  21    
HELIX   10  10 THR B    4  GLY B   16  1                                  13    
HELIX   11  11 ASN B   19  TYR B   35  1                                  17    
HELIX   12  12 PRO B   36  GLY B   46  5                                  11    
HELIX   13  13 THR B   50  ASN B   57  1                                   8    
HELIX   14  14 ASN B   57  ALA B   76  1                                  20    
HELIX   15  15 ASN B   80  LYS B   95  1                                  16    
HELIX   16  16 PRO B  100  GLY B  119  1                                  20    
HELIX   17  17 LYS B  120  PHE B  122  5                                   3    
HELIX   18  18 THR B  123  HIS B  143  1                                  21    
HELIX   19  19 SER C    3  GLY C   18  1                                  16    
HELIX   20  20 HIS C   20  PHE C   36  1                                  17    
HELIX   21  21 PRO C   37  PHE C   43  5                                   7    
HELIX   22  22 SER C   52  HIS C   72  1                                  21    
HELIX   23  23 ASP C   75  LEU C   80  1                                   6    
HELIX   24  24 LEU C   80  LYS C   90  1                                  11    
HELIX   25  25 PRO C   95  LEU C  113  1                                  19    
HELIX   26  26 THR C  118  SER C  138  1                                  21    
HELIX   27  27 THR D    4  GLY D   16  1                                  13    
HELIX   28  28 ASN D   19  TYR D   35  1                                  17    
HELIX   29  29 PRO D   36  GLY D   46  5                                  11    
HELIX   30  30 THR D   50  GLY D   56  1                                   7    
HELIX   31  31 ASN D   57  LEU D   75  1                                  19    
HELIX   32  32 ALA D   76  LEU D   78  5                                   3    
HELIX   33  33 ASN D   80  LYS D   95  1                                  16    
HELIX   34  34 PRO D  100  GLY D  119  1                                  20    
HELIX   35  35 LYS D  120  PHE D  122  5                                   3    
HELIX   36  36 THR D  123  HIS D  143  1                                  21    
LINK         NE2 HIS A  87                FE   HEM A 150     1555   1555  2.23  
LINK         NE2 HIS B  92                FE   HEM B 150     1555   1555  2.16  
LINK         NE2 HIS C  87                FE   HEM C 150     1555   1555  2.27  
LINK         NE2 HIS D  92                FE   HEM D 150     1555   1555  2.15  
SITE     1 AC1  9 PRO A 119  LYS B  26  ARG B  30  MET B  55                    
SITE     2 AC1  9 HIS B 116  HOH B 231  HOH B 282  HOH B 298                    
SITE     3 AC1  9 LYS D 120                                                     
SITE     1 AC2  5 LYS C  16  LEU C 113  PRO C 114  ALA C 115                    
SITE     2 AC2  5 GLU C 116                                                     
SITE     1 AC3 17 TYR A  42  PHE A  43  HIS A  45  PHE A  46                    
SITE     2 AC3 17 HIS A  58  LYS A  61  LEU A  83  LEU A  86                    
SITE     3 AC3 17 HIS A  87  LEU A  91  VAL A  93  ASN A  97                    
SITE     4 AC3 17 PHE A  98  LEU A 136  HOH A 153  HOH A 173                    
SITE     5 AC3 17 HOH A 258                                                     
SITE     1 AC4 19 SER A  52  ALA A  53  HIS B  63  LYS B  66                    
SITE     2 AC4 19 VAL B  67  ALA B  70  PHE B  85  LEU B  88                    
SITE     3 AC4 19 HIS B  92  LEU B  96  ASN B 102  PHE B 103                    
SITE     4 AC4 19 LEU B 106  LEU B 141  HOH B 224  HOH B 234                    
SITE     5 AC4 19 HOH B 256  HOH B 262  HOH B 306                               
SITE     1 AC5 17 TYR C  42  PHE C  43  HIS C  45  PHE C  46                    
SITE     2 AC5 17 HIS C  58  LYS C  61  LEU C  83  HIS C  87                    
SITE     3 AC5 17 LEU C  91  VAL C  93  ASN C  97  PHE C  98                    
SITE     4 AC5 17 LEU C 101  LEU C 136  HOH C 277  HOH C 293                    
SITE     5 AC5 17 HOH C 329                                                     
SITE     1 AC6 13 PHE D  41  PHE D  42  HIS D  63  LYS D  66                    
SITE     2 AC6 13 VAL D  67  ALA D  70  HIS D  92  LEU D  96                    
SITE     3 AC6 13 VAL D  98  ASN D 102  PHE D 103  LEU D 141                    
SITE     4 AC6 13 HOH D 177                                                     
CRYST1   53.256   79.632   62.346  90.00  98.66  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      0.018777  0.000000  0.002861        0.00000                         
SCALE2      0.000000  0.012558  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.016225        0.00000