PDB Short entry for 2M6Z
HEADER    OXYGEN TRANSPORT                        15-APR-13   2M6Z              
TITLE     REFINED SOLUTION STRUCTURE OF HUMAN ADULT HEMOGLOBIN IN THE           
TITLE    2 CARBONMONOXY FORM                                                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HEMOGLOBIN SUBUNIT ALPHA;                                  
COMPND   3 CHAIN: A, C;                                                         
COMPND   4 SYNONYM: ALPHA-GLOBIN, HEMOGLOBIN ALPHA CHAIN;                       
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: HEMOGLOBIN SUBUNIT BETA;                                   
COMPND   8 CHAIN: B, D;                                                         
COMPND   9 SYNONYM: BETA-GLOBIN, HEMOGLOBIN BETA CHAIN, 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 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_VECTOR: PHE2;                                      
SOURCE   9 MOL_ID: 2;                                                           
SOURCE  10 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  11 ORGANISM_COMMON: HUMAN;                                              
SOURCE  12 ORGANISM_TAXID: 9606;                                                
SOURCE  13 GENE: HBB;                                                           
SOURCE  14 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  15 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  16 EXPRESSION_SYSTEM_VECTOR: PHE2                                       
KEYWDS    HUMAN NORMAL ADULT HEMOGLOBIN, NOE, RDC, OXYGEN TRANSPORT             
EXPDTA    SOLUTION NMR                                                          
NUMMDL    20                                                                    
AUTHOR    J.S.FAN,D.YANG,W.Y.CHOY                                               
REVDAT   2   22-MAR-23 2M6Z    1       COMPND REMARK HET    HETNAM              
REVDAT   2 2                   1       HETSYN FORMUL LINK   ATOM                
REVDAT   1   18-SEP-13 2M6Z    0                                                
JRNL        AUTH   J.S.FAN,Y.ZHENG,W.Y.CHOY,V.SIMPLACEANU,N.T.HO,C.HO,D.YANG    
JRNL        TITL   SOLUTION STRUCTURE AND DYNAMICS OF HUMAN HEMOGLOBIN IN THE   
JRNL        TITL 2 CARBONMONOXY FORM                                            
JRNL        REF    BIOCHEMISTRY                  V.  52  5809 2013              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   23901897                                                     
JRNL        DOI    10.1021/BI4005683                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR NIH 2.30, X-PLOR NIH 2.30                     
REMARK   3   AUTHORS     : SCHWIETERS, KUSZEWSKI, TJANDRA AND CLORE (X-PLOR     
REMARK   3                 NIH), SCHWIETERS, KUSZEWSKI, TJANDRA AND CLORE (X-   
REMARK   3                 PLOR NIH)                                            
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2M6Z COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 24-APR-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000103287.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 308                                
REMARK 210  PH                             : 7.0                                
REMARK 210  IONIC STRENGTH                 : NULL                               
REMARK 210  PRESSURE                       : NULL                               
REMARK 210  SAMPLE CONTENTS                : 1.2 MM [U-13C; U-15N] HBCO A-1,    
REMARK 210                                   1.0 MM [U-13C; U-15N] HBCO A-2,    
REMARK 210                                   90% H2O/10% D2O                    
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 4D 13C, 15N-EDITED NOESY; 4D       
REMARK 210                                   13C, 13C-EDITED NOESY; 3D MQ-CCH-  
REMARK 210                                   TOCSY                              
REMARK 210  SPECTROMETER FIELD STRENGTH    : 800 MHZ; 500 MHZ                   
REMARK 210  SPECTROMETER MODEL             : AVANCE                             
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : X-PLOR NIH 2.30                    
REMARK 210   METHOD USED                   : TORSION ANGLE DYNAMICS             
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 100                                
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 20                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : STRUCTURES WITH THE LEAST          
REMARK 210                                   RESTRAINT VIOLATIONS               
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1                   
REMARK 210                                                                      
REMARK 210 REMARK: NULL                                                         
REMARK 215                                                                      
REMARK 215 NMR STUDY                                                            
REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION           
REMARK 215 NMR DATA.  PROTEIN DATA BANK CONVENTIONS REQUIRE THAT                
REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON              
REMARK 215 THESE RECORDS ARE MEANINGLESS.                                       
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 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                                             
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                                                                      
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  1 ARG A  92   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500  1 ARG C  92   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500  2 ARG B  40   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500  2 ARG D  40   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500 10 ARG B  30   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500 10 ARG D  30   NE  -  CZ  -  NH1 ANGL. DEV. =   4.1 DEGREES          
REMARK 500 11 TYR B 145   CB  -  CG  -  CD2 ANGL. DEV. =  -4.2 DEGREES          
REMARK 500 11 TYR D 145   CB  -  CG  -  CD2 ANGL. DEV. =  -4.2 DEGREES          
REMARK 500 15 ARG A  31   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500 15 TYR B 145   CB  -  CG  -  CD2 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500 15 ARG C  31   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500 15 TYR D 145   CB  -  CG  -  CD2 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500 16 ARG B  30   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500 16 ARG C  31   NE  -  CZ  -  NH1 ANGL. DEV. =   3.0 DEGREES          
REMARK 500 16 ARG D  30   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500 20 ARG A  31   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500 20 ARG C  31   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 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  1 HIS A  50      138.04     61.79                                   
REMARK 500  1 LEU A  86      -71.27    -56.03                                   
REMARK 500  1 ALA A  88      -67.96   -100.73                                   
REMARK 500  1 LEU A  91      -17.73     57.51                                   
REMARK 500  1 VAL A  93      105.89    -35.19                                   
REMARK 500  1 ALA A 115      -50.77   -121.67                                   
REMARK 500  1 GLU A 116      -22.36     64.30                                   
REMARK 500  1 LYS A 139     -150.38    -74.43                                   
REMARK 500  1 HIS B   2       63.40     31.32                                   
REMARK 500  1 VAL B  34        0.28    -69.71                                   
REMARK 500  1 LEU B  48      -27.75   -165.36                                   
REMARK 500  1 HIS B  77       48.61   -146.04                                   
REMARK 500  1 ASN B  80      -90.71    -94.14                                   
REMARK 500  1 LEU B  81       18.03     52.85                                   
REMARK 500  1 LYS B  82      -25.55   -148.81                                   
REMARK 500  1 HIS B  92       25.50    -74.84                                   
REMARK 500  1 CYS B  93      -67.30   -152.78                                   
REMARK 500  1 VAL B  98      115.55     -7.25                                   
REMARK 500  1 PHE B 122       30.56    -78.73                                   
REMARK 500  1 HIS C  50      137.92     61.99                                   
REMARK 500  1 LEU C  86      -71.41    -56.01                                   
REMARK 500  1 ALA C  88      -67.83   -100.84                                   
REMARK 500  1 LEU C  91      -17.54     57.37                                   
REMARK 500  1 VAL C  93      106.04    -35.21                                   
REMARK 500  1 ALA C 115      -50.95   -121.94                                   
REMARK 500  1 GLU C 116      -22.31     64.38                                   
REMARK 500  1 LYS C 139     -150.49    -74.41                                   
REMARK 500  1 HIS D   2       63.31     31.35                                   
REMARK 500  1 VAL D  34        0.22    -69.66                                   
REMARK 500  1 LEU D  48      -27.79   -165.92                                   
REMARK 500  1 HIS D  77       48.74   -145.99                                   
REMARK 500  1 ASN D  80      -90.69    -94.26                                   
REMARK 500  1 LEU D  81       18.16     52.74                                   
REMARK 500  1 LYS D  82      -25.69   -148.81                                   
REMARK 500  1 HIS D  92       25.50    -74.74                                   
REMARK 500  1 CYS D  93      -67.30   -152.86                                   
REMARK 500  1 VAL D  98      115.50     -7.26                                   
REMARK 500  1 PHE D 122       30.55    -78.62                                   
REMARK 500  2 LEU A  48       31.29   -145.62                                   
REMARK 500  2 SER A  49       38.40    -73.81                                   
REMARK 500  2 HIS A  50      147.13     63.24                                   
REMARK 500  2 ASP A  75       33.80   -142.03                                   
REMARK 500  2 MET A  76       55.75   -116.49                                   
REMARK 500  2 ASN A  78       19.30   -142.76                                   
REMARK 500  2 LYS A  90      -32.68   -149.76                                   
REMARK 500  2 LEU A  91     -117.91   -124.92                                   
REMARK 500  2 ARG A  92       48.03    155.64                                   
REMARK 500  2 PRO A 114     -154.46    -55.49                                   
REMARK 500  2 ALA A 115       57.95    -62.39                                   
REMARK 500  2 PHE A 117        6.89    -69.80                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     811 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 SER B   49     THR B   50         10       149.52                    
REMARK 500 SER D   49     THR D   50         10       149.42                    
REMARK 500 THR A  137     SER A  138         20       149.67                    
REMARK 500 THR C  137     SER C  138         20       149.67                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500  1 TYR A  42         0.10    SIDE CHAIN                              
REMARK 500  1 ARG B  30         0.08    SIDE CHAIN                              
REMARK 500  1 TYR C  42         0.10    SIDE CHAIN                              
REMARK 500  1 ARG D  30         0.08    SIDE CHAIN                              
REMARK 500  2 ARG B  30         0.09    SIDE CHAIN                              
REMARK 500  2 ARG D  30         0.09    SIDE CHAIN                              
REMARK 500  3 ARG B 104         0.08    SIDE CHAIN                              
REMARK 500  3 TYR B 130         0.07    SIDE CHAIN                              
REMARK 500  3 ARG D 104         0.08    SIDE CHAIN                              
REMARK 500  3 TYR D 130         0.07    SIDE CHAIN                              
REMARK 500  4 PHE A  98         0.08    SIDE CHAIN                              
REMARK 500  4 PHE C  98         0.08    SIDE CHAIN                              
REMARK 500  5 ARG B  30         0.08    SIDE CHAIN                              
REMARK 500  5 ARG D  30         0.08    SIDE CHAIN                              
REMARK 500  6 TYR A  42         0.14    SIDE CHAIN                              
REMARK 500  6 ARG B  40         0.08    SIDE CHAIN                              
REMARK 500  6 PHE B 103         0.09    SIDE CHAIN                              
REMARK 500  6 TYR C  42         0.14    SIDE CHAIN                              
REMARK 500  6 ARG D  40         0.08    SIDE CHAIN                              
REMARK 500  6 PHE D 103         0.09    SIDE CHAIN                              
REMARK 500  7 TYR A  42         0.07    SIDE CHAIN                              
REMARK 500  7 TYR C  42         0.07    SIDE CHAIN                              
REMARK 500  8 TYR A  42         0.09    SIDE CHAIN                              
REMARK 500  8 TYR C  42         0.09    SIDE CHAIN                              
REMARK 500  9 ARG B  30         0.09    SIDE CHAIN                              
REMARK 500  9 ARG D  30         0.09    SIDE CHAIN                              
REMARK 500 10 ARG A  31         0.09    SIDE CHAIN                              
REMARK 500 10 HIS B  92         0.09    SIDE CHAIN                              
REMARK 500 10 ARG C  31         0.09    SIDE CHAIN                              
REMARK 500 10 HIS D  92         0.09    SIDE CHAIN                              
REMARK 500 12 PHE A 117         0.10    SIDE CHAIN                              
REMARK 500 12 PHE C 117         0.10    SIDE CHAIN                              
REMARK 500 13 HIS B  97         0.12    SIDE CHAIN                              
REMARK 500 13 HIS D  97         0.12    SIDE CHAIN                              
REMARK 500 14 ARG B  30         0.11    SIDE CHAIN                              
REMARK 500 14 ARG D  30         0.11    SIDE CHAIN                              
REMARK 500 15 ARG B  30         0.10    SIDE CHAIN                              
REMARK 500 15 ARG D  30         0.10    SIDE CHAIN                              
REMARK 500 17 ARG B  30         0.11    SIDE CHAIN                              
REMARK 500 17 TYR B 130         0.11    SIDE CHAIN                              
REMARK 500 17 ARG D  30         0.11    SIDE CHAIN                              
REMARK 500 17 TYR D 130         0.11    SIDE CHAIN                              
REMARK 500 19 TYR A  24         0.07    SIDE CHAIN                              
REMARK 500 19 TYR C  24         0.07    SIDE CHAIN                              
REMARK 500 20 ARG B  30         0.08    SIDE CHAIN                              
REMARK 500 20 ARG D  30         0.08    SIDE CHAIN                              
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 B 201  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B  92   NE2                                                    
REMARK 620 2 HEM B 201   NA   89.5                                              
REMARK 620 3 HEM B 201   NB   88.0  90.1                                        
REMARK 620 4 HEM B 201   NC   98.3 172.2  89.8                                  
REMARK 620 5 HEM B 201   ND   90.6  90.1 178.6  90.2                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM D 201  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS D  92   NE2                                                    
REMARK 620 2 HEM D 201   NA   89.4                                              
REMARK 620 3 HEM D 201   NB   87.9  90.1                                        
REMARK 620 4 HEM D 201   NC   98.3 172.2  89.8                                  
REMARK 620 5 HEM D 201   ND   90.7  90.1 178.6  90.2                            
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 HEM A 201                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 201                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 201                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 201                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 7125   RELATED DB: BMRB                                  
DBREF  2M6Z A    1   141  UNP    P69905   HBA_HUMAN        2    142             
DBREF  2M6Z B    1   146  UNP    P68871   HBB_HUMAN        2    147             
DBREF  2M6Z C    1   141  UNP    P69905   HBA_HUMAN        2    142             
DBREF  2M6Z D    1   146  UNP    P68871   HBB_HUMAN        2    147             
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 GLU          
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 GLU          
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 201      73                                                       
HET    HEM  B 201      73                                                       
HET    HEM  C 201      73                                                       
HET    HEM  D 201      73                                                       
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETSYN     HEM HEME                                                             
FORMUL   5  HEM    4(C34 H32 FE N4 O4)                                          
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 LEU A   80  LYS A   90  1                                  11    
HELIX    6   6 ASP A   94  ALA A  111  1                                  18    
HELIX    7   7 THR A  118  THR A  137  1                                  20    
HELIX    8   8 THR B    4  VAL B   18  1                                  15    
HELIX    9   9 ASN B   19  VAL B   33  1                                  15    
HELIX   10  10 VAL B   34  TYR B   35  5                                   2    
HELIX   11  11 PRO B   36  ARG B   40  5                                   5    
HELIX   12  12 PHE B   41  GLY B   46  1                                   6    
HELIX   13  13 THR B   50  GLY B   56  1                                   7    
HELIX   14  14 ASN B   57  HIS B   77  1                                  21    
HELIX   15  15 PHE B   85  HIS B   92  1                                   8    
HELIX   16  16 PRO B  100  PHE B  118  1                                  19    
HELIX   17  17 THR B  123  ALA B  142  1                                  20    
HELIX   18  18 HIS B  143  HIS B  146  5                                   4    
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 LEU C   80  LYS C   90  1                                  11    
HELIX   24  24 ASP C   94  ALA C  111  1                                  18    
HELIX   25  25 THR C  118  THR C  137  1                                  20    
HELIX   26  26 THR D    4  VAL D   18  1                                  15    
HELIX   27  27 ASN D   19  VAL D   33  1                                  15    
HELIX   28  28 VAL D   34  TYR D   35  5                                   2    
HELIX   29  29 PRO D   36  ARG D   40  5                                   5    
HELIX   30  30 PHE D   41  GLY D   46  1                                   6    
HELIX   31  31 THR D   50  GLY D   56  1                                   7    
HELIX   32  32 ASN D   57  HIS D   77  1                                  21    
HELIX   33  33 PHE D   85  HIS D   92  1                                   8    
HELIX   34  34 PRO D  100  PHE D  118  1                                  19    
HELIX   35  35 THR D  123  ALA D  142  1                                  20    
HELIX   36  36 HIS D  143  HIS D  146  5                                   4    
LINK         NE2 HIS B  92                FE   HEM B 201     1555   1555  2.42  
LINK         NE2 HIS D  92                FE   HEM D 201     1555   1555  2.42  
SITE     1 AC1 12 MET A  32  HIS A  58  LYS A  61  VAL A  62                    
SITE     2 AC1 12 ALA A  65  LEU A  83  LEU A  86  LEU A  91                    
SITE     3 AC1 12 VAL A  93  ASN A  97  PHE A  98  LEU A 101                    
SITE     1 AC2 13 PHE B  41  HIS B  63  LYS B  66  VAL B  67                    
SITE     2 AC2 13 LEU B  88  LEU B  91  HIS B  92  LEU B  96                    
SITE     3 AC2 13 VAL B  98  ASN B 102  PHE B 103  LEU B 106                    
SITE     4 AC2 13 LEU B 141                                                     
SITE     1 AC3 12 MET C  32  HIS C  58  LYS C  61  VAL C  62                    
SITE     2 AC3 12 ALA C  65  LEU C  83  LEU C  86  LEU C  91                    
SITE     3 AC3 12 VAL C  93  ASN C  97  PHE C  98  LEU C 101                    
SITE     1 AC4 13 PHE D  41  HIS D  63  LYS D  66  VAL D  67                    
SITE     2 AC4 13 LEU D  88  LEU D  91  HIS D  92  LEU D  96                    
SITE     3 AC4 13 VAL D  98  ASN D 102  PHE D 103  LEU D 106                    
SITE     4 AC4 13 LEU D 141                                                     
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1           1          
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      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000