PDB Short entry for 1M6C
HEADER    OXYGEN STORAGE/TRANSPORT                12-AUG-98   1M6C              
TITLE     V68N MYOGLOBIN WITH CO                                                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN (MYOGLOBIN);                                       
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SUS SCROFA;                                     
SOURCE   3 ORGANISM_COMMON: PIG;                                                
SOURCE   4 ORGANISM_TAXID: 9823;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PLCII                                     
KEYWDS    OXYGEN STORAGE, MYOGLOBIN, CO, OXYGEN STORAGE-TRANSPORT COMPLEX       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    G.N.MURSHUDOV,S.KRZYWDA,A.M.BRZOZOWSKI,M.JASKOLSKI,E.E.SCOTT,         
AUTHOR   2 S.A.KLIZAS,Q.H.GIBSON,J.S.OLSON,A.J.WILKINSON                        
REVDAT   6   14-FEB-24 1M6C    1       REMARK                                   
REVDAT   5   03-NOV-21 1M6C    1       REMARK SEQADV LINK                       
REVDAT   4   24-FEB-09 1M6C    1       VERSN                                    
REVDAT   3   01-APR-03 1M6C    1       JRNL                                     
REVDAT   2   29-DEC-99 1M6C    4       HEADER COMPND REMARK JRNL                
REVDAT   2 2                   4       ATOM   SOURCE SEQRES                     
REVDAT   1   19-AUG-98 1M6C    0                                                
JRNL        AUTH   S.KRZYWDA,G.N.MURSHUDOV,A.M.BRZOZOWSKI,M.JASKOLSKI,          
JRNL        AUTH 2 E.E.SCOTT,S.A.KLIZAS,Q.H.GIBSON,J.S.OLSON,A.J.WILKINSON      
JRNL        TITL   STABILIZING BOUND O2 IN MYOGLOBIN BY VALINE68 (E11) TO       
JRNL        TITL 2 ASPARAGINE SUBSTITUTION.                                     
JRNL        REF    BIOCHEMISTRY                  V.  37 15896 1998              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   9843395                                                      
JRNL        DOI    10.1021/BI9812470                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 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  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 24.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 94.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 35786                          
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) : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.192                           
REMARK   3   FREE R VALUE                     : 0.261                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1788                            
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2396                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 90                                      
REMARK   3   SOLVENT ATOMS            : 487                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 26.00                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 28.40                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 2.28000                                              
REMARK   3    B22 (A**2) : 2.44000                                              
REMARK   3    B33 (A**2) : -4.18000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 1.08000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): NULL          
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): NULL          
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL          
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : 0.019 ; 0.020               
REMARK   3    ANGLE DISTANCE                  (A) : 0.037 ; 0.040               
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : 0.042 ; 0.050               
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : 0.014 ; 0.020               
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : 0.164 ; 0.150               
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : 0.192 ; 0.300               
REMARK   3    MULTIPLE TORSION                (A) : 0.274 ; 0.300               
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : 3.700 ; 7.000               
REMARK   3    STAGGERED                 (DEGREES) : 16.200; 15.000              
REMARK   3    TRANSVERSE                (DEGREES) : 42.400; 20.000              
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 3.346 ; 4.000                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 4.419 ; 6.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 3.696 ; 4.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 5.303 ; 6.000                
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1M6C COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB.                               
REMARK 100 THE DEPOSITION ID IS D_1000008354.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 150                                
REMARK 200  PH                             : 7.1                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU200                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS                       
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : CCP4                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 35786                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 24.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 94.0                               
REMARK 200  DATA REDUNDANCY                : 4.000                              
REMARK 200  R MERGE                    (I) : 0.05800                            
REMARK 200  R SYM                      (I) : 0.05800                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 22.3000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER                        
REMARK 200 SOFTWARE USED: CCP4                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 64.60                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.47                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 PHOSPHATE BUFFER PH 7.1 10 MG/ML     
REMARK 280  PROTEIN                                                             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 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       3555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290       4555   -X+1/2,Y,-Z+1/2                                         
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       21.15000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       59.08130            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       21.15000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       45.73178            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       59.08130            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000       45.73178            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 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   O    HOH A   280     O    HOH A   320              2.12            
REMARK 500   O    HOH A   237     O    HOH A   251              2.14            
REMARK 500   O    HOH A   168     O    HOH A   262              2.16            
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   OE1  GLU B   109     O    HOH B   240     2645     1.83            
REMARK 500   CD   GLU B   109     O    HOH B   240     2645     2.02            
REMARK 500   NZ   LYS A    16     O    HOH A   335     2646     2.19            
REMARK 500   O    HOH B   205     O    HOH B   350     2645     2.19            
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    LYS B  98   CD    LYS B  98   CE      0.296                       
REMARK 500    GLU B 109   CD    GLU B 109   OE1     0.075                       
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    ASP A   4   CB  -  CG  -  OD1 ANGL. DEV. =   7.1 DEGREES          
REMARK 500    ARG A  31   NE  -  CZ  -  NH1 ANGL. DEV. =   4.3 DEGREES          
REMARK 500    HIS A  48   CA  -  CB  -  CG  ANGL. DEV. = -12.2 DEGREES          
REMARK 500    GLU A  85   OE1 -  CD  -  OE2 ANGL. DEV. =  -9.2 DEGREES          
REMARK 500    ASP A 126   CB  -  CG  -  OD1 ANGL. DEV. =   6.7 DEGREES          
REMARK 500    LEU B   2   O   -  C   -  N   ANGL. DEV. =   9.9 DEGREES          
REMARK 500    LYS B  16   CG  -  CD  -  CE  ANGL. DEV. =  25.3 DEGREES          
REMARK 500    LYS B  47   CB  -  CA  -  C   ANGL. DEV. =  15.7 DEGREES          
REMARK 500    ASP B  53   CB  -  CG  -  OD2 ANGL. DEV. =  -8.5 DEGREES          
REMARK 500    GLU B  85   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.5 DEGREES          
REMARK 500    HIS B  93   ND1 -  CE1 -  NE2 ANGL. DEV. =  -6.9 DEGREES          
REMARK 500    HIS B  93   CE1 -  NE2 -  CD2 ANGL. DEV. =   8.9 DEGREES          
REMARK 500    PHE B 106   CB  -  CG  -  CD2 ANGL. DEV. =  -5.5 DEGREES          
REMARK 500    GLU B 109   OE1 -  CD  -  OE2 ANGL. DEV. = -11.7 DEGREES          
REMARK 500    ASP B 126   CB  -  CG  -  OD1 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    TYR B 146   CB  -  CG  -  CD2 ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    GLN B 152   N   -  CA  -  CB  ANGL. DEV. =  11.4 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    ASP A  20       66.96   -164.72                                   
REMARK 500    LYS A  79     -128.38     51.09                                   
REMARK 500    THR A  95      -66.72    -90.51                                   
REMARK 500    ASP B  20       63.29   -163.14                                   
REMARK 500    LYS B  79     -126.23     50.79                                   
REMARK 500    HIS B  81       70.96   -157.33                                   
REMARK 500    HIS B 119       51.63   -142.45                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM A 154  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  93   NE2                                                    
REMARK 620 2 HEM A 154   NA   84.4                                              
REMARK 620 3 HEM A 154   NB   88.4  89.5                                        
REMARK 620 4 HEM A 154   NC   95.8 178.2  92.3                                  
REMARK 620 5 HEM A 154   ND   90.3  88.6 177.7  89.6                            
REMARK 620 6 CMO A 155   C   173.7  89.3  91.7  90.5  89.5                      
REMARK 620 7 CMO A 155   O   177.1  92.8  90.8  87.0  90.5   3.6                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM B 154  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B  93   NE2                                                    
REMARK 620 2 HEM B 154   NA   92.3                                              
REMARK 620 3 HEM B 154   NB   88.8  91.9                                        
REMARK 620 4 HEM B 154   NC   88.0 177.9  90.2                                  
REMARK 620 5 HEM B 154   ND   91.4  91.9 176.2  86.1                            
REMARK 620 6 CMO B 155   C   175.8  91.8  90.5  87.9  89.0                      
REMARK 620 7 CMO B 155   O   175.7  91.1  88.5  88.7  91.0   2.1                
REMARK 620 N                    1     2     3     4     5     6                 
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 154                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMO A 155                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 154                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMO B 155                 
DBREF  1M6C A    1   153  UNP    P02189   MYG_PIG          2    154             
DBREF  1M6C B    1   153  UNP    P02189   MYG_PIG          2    154             
SEQADV 1M6C ASN A   68  UNP  P02189    VAL    68 ENGINEERED MUTATION            
SEQADV 1M6C ASN B   68  UNP  P02189    VAL    68 ENGINEERED MUTATION            
SEQRES   1 A  153  GLY LEU SER ASP GLY GLU TRP GLN LEU VAL LEU ASN VAL          
SEQRES   2 A  153  TRP GLY LYS VAL GLU ALA ASP VAL ALA GLY HIS GLY GLN          
SEQRES   3 A  153  GLU VAL LEU ILE ARG LEU PHE LYS GLY HIS PRO GLU THR          
SEQRES   4 A  153  LEU GLU LYS PHE ASP LYS PHE LYS HIS LEU LYS SER GLU          
SEQRES   5 A  153  ASP GLU MET LYS ALA SER GLU ASP LEU LYS LYS HIS GLY          
SEQRES   6 A  153  ASN THR ASN LEU THR ALA LEU GLY GLY ILE LEU LYS LYS          
SEQRES   7 A  153  LYS GLY HIS HIS GLU ALA GLU LEU THR PRO LEU ALA GLN          
SEQRES   8 A  153  SER HIS ALA THR LYS HIS LYS ILE PRO VAL LYS TYR LEU          
SEQRES   9 A  153  GLU PHE ILE SER GLU ALA ILE ILE GLN VAL LEU GLN SER          
SEQRES  10 A  153  LYS HIS PRO GLY ASP PHE GLY ALA ASP ALA GLN GLY ALA          
SEQRES  11 A  153  MET SER LYS ALA LEU GLU LEU PHE ARG ASN ASP MET ALA          
SEQRES  12 A  153  ALA LYS TYR LYS GLU LEU GLY PHE GLN GLY                      
SEQRES   1 B  153  GLY LEU SER ASP GLY GLU TRP GLN LEU VAL LEU ASN VAL          
SEQRES   2 B  153  TRP GLY LYS VAL GLU ALA ASP VAL ALA GLY HIS GLY GLN          
SEQRES   3 B  153  GLU VAL LEU ILE ARG LEU PHE LYS GLY HIS PRO GLU THR          
SEQRES   4 B  153  LEU GLU LYS PHE ASP LYS PHE LYS HIS LEU LYS SER GLU          
SEQRES   5 B  153  ASP GLU MET LYS ALA SER GLU ASP LEU LYS LYS HIS GLY          
SEQRES   6 B  153  ASN THR ASN LEU THR ALA LEU GLY GLY ILE LEU LYS LYS          
SEQRES   7 B  153  LYS GLY HIS HIS GLU ALA GLU LEU THR PRO LEU ALA GLN          
SEQRES   8 B  153  SER HIS ALA THR LYS HIS LYS ILE PRO VAL LYS TYR LEU          
SEQRES   9 B  153  GLU PHE ILE SER GLU ALA ILE ILE GLN VAL LEU GLN SER          
SEQRES  10 B  153  LYS HIS PRO GLY ASP PHE GLY ALA ASP ALA GLN GLY ALA          
SEQRES  11 B  153  MET SER LYS ALA LEU GLU LEU PHE ARG ASN ASP MET ALA          
SEQRES  12 B  153  ALA LYS TYR LYS GLU LEU GLY PHE GLN GLY                      
HET    HEM  A 154      43                                                       
HET    CMO  A 155       2                                                       
HET    HEM  B 154      43                                                       
HET    CMO  B 155       2                                                       
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETNAM     CMO CARBON MONOXIDE                                                  
HETSYN     HEM HEME                                                             
FORMUL   3  HEM    2(C34 H32 FE N4 O4)                                          
FORMUL   4  CMO    2(C O)                                                       
FORMUL   7  HOH   *487(H2 O)                                                    
HELIX    1   1 ASP A    4  GLY A   35  1                                  32    
HELIX    2   2 PRO A   37  LYS A   42  5                                   6    
HELIX    3   3 ASP A   44  PHE A   46  5                                   3    
HELIX    4   4 GLU A   52  ALA A   57  1                                   6    
HELIX    5   5 GLU A   59  LYS A   78  1                                  20    
HELIX    6   6 GLU A   83  ALA A   94  1                                  12    
HELIX    7   7 VAL A  101  LYS A  118  1                                  18    
HELIX    8   8 ALA A  125  GLU A  148  1                                  24    
HELIX    9   9 ASP B    4  GLY B   35  1                                  32    
HELIX   10  10 PRO B   37  LYS B   42  1                                   6    
HELIX   11  11 ASP B   44  PHE B   46  5                                   3    
HELIX   12  12 GLU B   52  ALA B   57  1                                   6    
HELIX   13  13 GLU B   59  LYS B   78  1                                  20    
HELIX   14  14 GLU B   83  ALA B   94  1                                  12    
HELIX   15  15 VAL B  101  LYS B  118  1                                  18    
HELIX   16  16 PRO B  120  ASP B  122  5                                   3    
HELIX   17  17 ALA B  125  LEU B  149  1                                  25    
LINK         NE2 HIS A  93                FE   HEM A 154     1555   1555  2.16  
LINK        FE   HEM A 154                 C   CMO A 155     1555   1555  1.78  
LINK        FE   HEM A 154                 O   CMO A 155     1555   1555  2.96  
LINK         NE2 HIS B  93                FE   HEM B 154     1555   1555  2.18  
LINK        FE   HEM B 154                 C   CMO B 155     1555   1555  1.81  
LINK        FE   HEM B 154                 O   CMO B 155     1555   1555  2.97  
SITE     1 AC1 19 LYS A  42  PHE A  43  LYS A  45  HIS A  64                    
SITE     2 AC1 19 THR A  67  ASN A  68  ALA A  71  LEU A  89                    
SITE     3 AC1 19 SER A  92  HIS A  93  HIS A  97  ILE A  99                    
SITE     4 AC1 19 TYR A 103  PHE A 138  CMO A 155  HOH A 205                    
SITE     5 AC1 19 HOH A 267  HOH A 300  HOH A 403                               
SITE     1 AC2  2 ASN A  68  HEM A 154                                          
SITE     1 AC3 19 THR B  39  LYS B  42  PHE B  43  LYS B  45                    
SITE     2 AC3 19 HIS B  64  THR B  67  ASN B  68  ALA B  71                    
SITE     3 AC3 19 LEU B  89  SER B  92  HIS B  93  HIS B  97                    
SITE     4 AC3 19 ILE B  99  TYR B 103  PHE B 138  CMO B 155                    
SITE     5 AC3 19 HOH B 194  HOH B 201  HOH B 215                               
SITE     1 AC4  2 ASN B  68  HEM B 154                                          
CRYST1  122.140   42.300   91.550  90.00  92.49  90.00 I 1 21 1      8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.008187  0.000000  0.000356        0.00000                         
SCALE2      0.000000  0.023641  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010933        0.00000