HEADER    OXYGEN STORAGE/TRANSPORT                04-OCT-02   1MYZ              
TITLE     CO COMPLEX OF MYOGLOBIN MB-YQR AT RT SOLVED FROM LAUE DATA.           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: MYOGLOBIN;                                                 
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: PHYSETER CATODON;                               
SOURCE   3 ORGANISM_COMMON: SPERM WHALE;                                        
SOURCE   4 ORGANISM_TAXID: 9755;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: TG-1;                                      
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PUC91                                     
KEYWDS    OXYGEN STORAGE, CO COMPLEX, RESPIRATORY PROTEIN, HEME, OXYGEN         
KEYWDS   2 STORAGE-TRANSPORT COMPLEX                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.BOURGEOIS,B.VALLONE,F.SCHOTTE,A.ARCOVITO,A.E.MIELE,G.SCIARA,        
AUTHOR   2 M.WULFF,P.ANFINRUD,M.BRUNORI                                         
REVDAT   7   14-FEB-24 1MYZ    1       REMARK                                   
REVDAT   6   27-OCT-21 1MYZ    1       REMARK SEQADV LINK                       
REVDAT   5   11-OCT-17 1MYZ    1       REMARK                                   
REVDAT   4   24-FEB-09 1MYZ    1       VERSN                                    
REVDAT   3   09-AUG-05 1MYZ    1       DBREF                                    
REVDAT   2   28-OCT-03 1MYZ    1       REMARK                                   
REVDAT   1   19-AUG-03 1MYZ    0                                                
JRNL        AUTH   D.BOURGEOIS,B.VALLONE,F.SCHOTTE,A.ARCOVITO,A.E.MIELE,        
JRNL        AUTH 2 G.SCIARA,M.WULFF,P.ANFINRUD,M.BRUNORI                        
JRNL        TITL   COMPLEX LANDSCAPE OF PROTEIN STRUCTURAL DYNAMICS UNVEILED BY 
JRNL        TITL 2 NANOSECOND LAUE CRYSTALLOGRAPHY.                             
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V. 100  8704 2003              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   12847289                                                     
JRNL        DOI    10.1073/PNAS.1430900100                                      
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   M.BRUNORI,F.CUTRUZZOL,C.SAVINO,C.TRAVAGLINI-ALLOCATELLI,     
REMARK   1  AUTH 2 B.VALLONE,Q.H.GIBSON                                         
REMARK   1  TITL   STRUCTURAL DYNAMICS OF LIGAND DIFFUSION IN THE PROTEIN       
REMARK   1  TITL 2 MATRIX: A STUDY ON A NEW MYOGLOBIN MUTANT Y(B10) Q(E7)       
REMARK   1  TITL 3 R(E10)                                                       
REMARK   1  REF    BIOPHYS.J.                    V.  76  1259 1999              
REMARK   1  REFN                   ISSN 0006-3495                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   M.BRUNORI,B.VALLONE,F.CUTRUZZOL,C.TRAVAGLINI-ALLOCATELLI,    
REMARK   1  AUTH 2 J.BERENDZEN,K.CHU,R.M.SWEET,I.SCHLICHTING                    
REMARK   1  TITL   THE ROLE OF CAVITIES IN PROTEIN DYNAMICS: CRYSTAL STRUCTURE  
REMARK   1  TITL 2 OF A PHOTOLYTIC INTERMEDIATE OF A MUTANT MYOGLOBIN.          
REMARK   1  REF    PROC.NATL.ACAD.SCI.USA        V.  97  2058 2000              
REMARK   1  REFN                   ISSN 0027-8424                               
REMARK   1  DOI    10.1073/PNAS.040459697                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.0                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 29.88                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 1532735.670                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 99.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 28574                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.166                           
REMARK   3   FREE R VALUE                     : 0.184                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1422                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.005                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.70                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 98.90                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 4456                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2220                       
REMARK   3   BIN FREE R VALUE                    : 0.2380                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.70                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 269                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.014                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1232                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 53                                      
REMARK   3   SOLVENT ATOMS            : 143                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 19.70                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 19.40                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.54000                                              
REMARK   3    B22 (A**2) : 0.54000                                              
REMARK   3    B33 (A**2) : -1.08000                                             
REMARK   3    B12 (A**2) : 0.67000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.15                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.11                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.17                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.12                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.004                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.000                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 15.90                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.720                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.630 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.280 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 3.410 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 4.770 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.36                                                 
REMARK   3   BSOL        : 89.05                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : SUL.PAR                                        
REMARK   3  PARAMETER FILE  2  : CMO_PATCHED.PAR                                
REMARK   3  PARAMETER FILE  3  : HEM_RELAX.PAR                                  
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : HEM_RELAX.TOP                                  
REMARK   3  TOPOLOGY FILE  2   : CMO_PATCHED.TOP                                
REMARK   3  TOPOLOGY FILE  3   : SUL.TOP                                        
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS:                                           
REMARK   3  SULFATE 501 IS ON THE 3 FOLD AXIS. ATOMS S AND O1 SEAT RIGHT ON     
REMARK   3  THE AXIS AND ARE GIVEN AN OCCUPANCY OF 0.33. ATOMS O3 AND O4 ARE    
REMARK   3  GENERATED BY SYMMETRY FROM ATOM O2.                                 
REMARK   3  UNOBSERVED (DISORDERED) ATOMS WERE REMOVED FROM THE ATOM LIST:      
REMARK   3            44 ASP OD2                                                
REMARK   3            62 LYS CE                                                 
REMARK   3            62 LYS NZ                                                 
REMARK   3            96 LYS CE                                                 
REMARK   3            96 LYS NZ                                                 
REMARK   3            98 LYS CD                                                 
REMARK   3            98 LYS CE                                                 
REMARK   3            98 LYS NZ                                                 
REMARK   3           102 LYS CD                                                 
REMARK   3           102 LYS CE                                                 
REMARK   3           102 LYS NZ                                                 
REMARK   3           140 LYS CD                                                 
REMARK   3           140 LYS CE                                                 
REMARK   3           140 LYS NZ                                                 
REMARK   3           147 LYS CD                                                 
REMARK   3           147 LYS CE                                                 
REMARK   3           147 LYS NZ                                                 
REMARK   4                                                                      
REMARK   4 1MYZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-OCT-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000017313.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 18-DEC-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 283                                
REMARK 200  PH                             : 8.7                                
REMARK 200  NUMBER OF CRYSTALS USED        : 10                                 
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID09                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : L                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MAR CCD 130 MM                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : PROW + CCP4, SPEC                  
REMARK 200  DATA SCALING SOFTWARE          : PROW, CCP4                         
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 31195                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.550                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 29.880                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.0                               
REMARK 200  DATA REDUNDANCY                : 26.70                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.06400                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 37.1000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.55                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.62                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 75.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.10                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.41400                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: LAUE                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: RIGID BODY FROM STARTING     
REMARK 200  MODEL                                                               
REMARK 200 SOFTWARE USED: CNS 1.0                                               
REMARK 200 STARTING MODEL: 1DXC (MBCO-YQR AT 100K)                              
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 60.85                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.14                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: CO-SATURATED, 2.8M AMMONIUM SULPHATE,    
REMARK 280  100MM TRIS-CL, 1 MM DITHIONITE, CRYSTALLIZED IN SEEDED BATCH, PH    
REMARK 280  8.7, TEMPERATURE 294.0K                                             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 6                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   -X,-Y,Z                                                 
REMARK 290       5555   Y,-X+Y,Z                                                
REMARK 290       6555   X-Y,X,Z                                                 
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  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: 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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375 S    SO4 A 501  LIES ON A SPECIAL POSITION.                          
REMARK 375 O1   SO4 A 501  LIES ON A SPECIAL POSITION.                          
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     LYS A   62   CE   NZ                                             
REMARK 480     LYS A   96   CE                                                  
REMARK 480     LYS A   98   CD   CE   NZ                                        
REMARK 480     LYS A  102   CD   CE   NZ                                        
REMARK 480     LYS A  140   CD   CE   NZ                                        
REMARK 480     LYS A  147   CD   CE   NZ                                        
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   S    SO4 A   501     O2   SO4 A   501     2655     1.49            
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       71.96   -154.11                                   
REMARK 500    ASP A  20       72.67   -154.11                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 610                                                                      
REMARK 610 MISSING HETEROATOM                                                   
REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 610 I=INSERTION CODE):                                                   
REMARK 610   M RES C SSEQI                                                      
REMARK 610     SO4 A  501                                                       
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 200  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  93   NE2                                                    
REMARK 620 2 HEM A 200   NA   87.9                                              
REMARK 620 3 HEM A 200   NB   89.6  89.6                                        
REMARK 620 4 HEM A 200   NC   94.0 178.1  90.0                                  
REMARK 620 5 HEM A 200   ND   92.0  90.7 178.3  89.6                            
REMARK 620 6 CMO A 201   C   174.8  88.9  94.5  89.2  83.9                      
REMARK 620 7 CMO A 201   O   173.1  97.6  94.5  80.5  83.8   8.7                
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 SO4 A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 504                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 200                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMO A 201                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1DXC   RELATED DB: PDB                                   
REMARK 900 MBCO-YQR AT 100K                                                     
REMARK 900 RELATED ID: 1MZ0   RELATED DB: PDB                                   
REMARK 900 STRUCTURE OF MYOGLOBIN MB-YQR 316 NS AFTER PHOTOLYSIS OF CARBON      
REMARK 900 MONOXIDE AT RT                                                       
DBREF  1MYZ A    1   153  UNP    P02185   MYG_PHYCA        1    153             
SEQADV 1MYZ MET A    0  UNP  P02185              INITIATING METHIONINE          
SEQADV 1MYZ TYR A   29  UNP  P02185    LEU    29 ENGINEERED MUTATION            
SEQADV 1MYZ GLN A   64  UNP  P02185    HIS    64 ENGINEERED MUTATION            
SEQADV 1MYZ ARG A   67  UNP  P02185    THR    67 ENGINEERED MUTATION            
SEQADV 1MYZ ASN A  122  UNP  P02185    ASP   122 ENGINEERED MUTATION            
SEQRES   1 A  154  MET VAL LEU SER GLU GLY GLU TRP GLN LEU VAL LEU HIS          
SEQRES   2 A  154  VAL TRP ALA LYS VAL GLU ALA ASP VAL ALA GLY HIS GLY          
SEQRES   3 A  154  GLN ASP ILE TYR ILE ARG LEU PHE LYS SER HIS PRO GLU          
SEQRES   4 A  154  THR LEU GLU LYS PHE ASP ARG PHE LYS HIS LEU LYS THR          
SEQRES   5 A  154  GLU ALA GLU MET LYS ALA SER GLU ASP LEU LYS LYS GLN          
SEQRES   6 A  154  GLY VAL ARG VAL LEU THR ALA LEU GLY ALA ILE LEU LYS          
SEQRES   7 A  154  LYS LYS GLY HIS HIS GLU ALA GLU LEU LYS PRO LEU ALA          
SEQRES   8 A  154  GLN SER HIS ALA THR LYS HIS LYS ILE PRO ILE LYS TYR          
SEQRES   9 A  154  LEU GLU PHE ILE SER GLU ALA ILE ILE HIS VAL LEU HIS          
SEQRES  10 A  154  SER ARG HIS PRO GLY ASN PHE GLY ALA ASP ALA GLN GLY          
SEQRES  11 A  154  ALA MET ASN LYS ALA LEU GLU LEU PHE ARG LYS ASP ILE          
SEQRES  12 A  154  ALA ALA LYS TYR LYS GLU LEU GLY TYR GLN GLY                  
HET    SO4  A 501       3                                                       
HET    SO4  A 504      10                                                       
HET    HEM  A 200      43                                                       
HET    CMO  A 201       2                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETNAM     CMO CARBON MONOXIDE                                                  
HETSYN     HEM HEME                                                             
FORMUL   2  SO4    2(O4 S 2-)                                                   
FORMUL   4  HEM    C34 H32 FE N4 O4                                             
FORMUL   5  CMO    C O                                                          
FORMUL   6  HOH   *143(H2 O)                                                    
HELIX    1   1 SER A    3  GLU A   18  1                                  16    
HELIX    2   2 ASP A   20  HIS A   36  1                                  17    
HELIX    3   3 PRO A   37  PHE A   43  5                                   7    
HELIX    4   4 THR A   51  SER A   58  1                                   8    
HELIX    5   5 SER A   58  LYS A   77  1                                  20    
HELIX    6   6 HIS A   82  LYS A   96  1                                  15    
HELIX    7   7 PRO A  100  HIS A  119  1                                  20    
HELIX    8   8 PRO A  120  PHE A  123  5                                   4    
HELIX    9   9 GLY A  124  GLY A  150  1                                  27    
LINK         NE2 HIS A  93                FE   HEM A 200     1555   1555  2.18  
LINK        FE   HEM A 200                 C   CMO A 201     1555   1555  1.85  
LINK        FE   HEM A 200                 O   CMO A 201     1555   1555  2.88  
SITE     1 AC1  1 LYS A  16                                                     
SITE     1 AC2  6 SER A   3  GLU A   4  THR A  51  GLU A  52                    
SITE     2 AC2  6 ALA A  53  HOH A 343                                          
SITE     1 AC3 17 THR A  39  LYS A  42  PHE A  43  ARG A  45                    
SITE     2 AC3 17 GLN A  64  LEU A  89  SER A  92  HIS A  93                    
SITE     3 AC3 17 HIS A  97  ILE A  99  TYR A 103  CMO A 201                    
SITE     4 AC3 17 HOH A 332  HOH A 359  HOH A 363  HOH A 383                    
SITE     5 AC3 17 HOH A 400                                                     
SITE     1 AC4  4 TYR A  29  PHE A  43  VAL A  68  HEM A 200                    
CRYST1   91.200   91.200   45.712  90.00  90.00 120.00 P 6           6          
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      0.010965  0.006331  0.000000        0.00000                         
SCALE2      0.000000  0.012661  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.021876        0.00000