HEADER    OXYGEN STORAGE                          11-JAN-95   1MNI              
TITLE     ALTERATION OF AXIAL COORDINATION BY PROTEIN ENGINEERING IN MYOGLOBIN. 
TITLE    2 BIS-IMIDAZOLE LIGATION IN THE HIS64-->VAL(SLASH)VAL68-->HIS DOUBLE   
TITLE    3 MUTANT                                                               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: MYOGLOBIN;                                                 
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SUS SCROFA;                                     
SOURCE   3 ORGANISM_COMMON: PIG;                                                
SOURCE   4 ORGANISM_TAXID: 9823                                                 
KEYWDS    OXYGEN STORAGE                                                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.KRZYWDA,A.J.WILKINSON                                               
REVDAT   3   14-FEB-24 1MNI    1       REMARK SEQADV LINK                       
REVDAT   2   24-FEB-09 1MNI    1       VERSN                                    
REVDAT   1   20-APR-95 1MNI    0                                                
JRNL        AUTH   Y.DOU,S.J.ADMIRAAL,M.IKEDA-SAITO,S.KRZYWDA,A.J.WILKINSON,    
JRNL        AUTH 2 T.LI,J.S.OLSON,R.C.PRINCE,I.J.PICKERING,G.N.GEORGE           
JRNL        TITL   ALTERATION OF AXIAL COORDINATION BY PROTEIN ENGINEERING IN   
JRNL        TITL 2 MYOGLOBIN. BISIMIDAZOLE LIGATION IN THE                      
JRNL        TITL 3 HIS64-->VAL/VAL68-->HIS DOUBLE MUTANT.                       
JRNL        REF    J.BIOL.CHEM.                  V. 270 15993 1995              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   7608158                                                      
JRNL        DOI    10.1074/JBC.270.27.15993                                     
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   A.D.CAMERON,S.J.SMERDON,A.J.WILKINSON,J.HABASH,              
REMARK   1  AUTH 2 J.R.HELLIWELL,T.LI,J.S.OLSON                                 
REMARK   1  TITL   DISTAL POCKET POLARITY IN LIGAND BINDING TO MYOGLOBIN: DEOXY 
REMARK   1  TITL 2 AND CARBONMONOXY FORMS OF THREONINE68(E11) MUTANT            
REMARK   1  TITL 3 INVESTIGATED BY X-RAY CRYSTALLOGRAPHY AND INFRARED           
REMARK   1  TITL 4 SPECTROSCOPY                                                 
REMARK   1  REF    BIOCHEMISTRY                  V.  32 13061 1993              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   T.J.OLDFIELD,S.J.SMERDON,Z.DAUTER,K.PETRATOS,K.S.WILSON,     
REMARK   1  AUTH 2 A.J.WILKINSON                                                
REMARK   1  TITL   HIGH RESOLUTION X-RAY STRUCTURES OF PIG METMYOGLOBIN AND TWO 
REMARK   1  TITL 2 CD3 MUTANTS MB(LYS45-->ARG) AND MB(LYS45-->SER)              
REMARK   1  REF    BIOCHEMISTRY                  V.  31  8732 1992              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   S.J.SMERDON,T.J.OLDFIELD,E.J.DODSON,G.G.DODSON,R.E.HUBBARD,  
REMARK   1  AUTH 2 A.J.WILKINSON                                                
REMARK   1  TITL   DETERMINATION OF THE CRYSTAL STRUCTURE OF RECOMBINANT PIG    
REMARK   1  TITL 2 MYOGLOBIN BY MOLECULAR REPLACEMENT AND ITS REFINEMENT        
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.B      V.  46   370 1990              
REMARK   1  REFN                   ISSN 0108-7681                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.07 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PROLSQ                                               
REMARK   3   AUTHORS     : KONNERT,HENDRICKSON                                  
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.07                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 26337                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.175                           
REMARK   3   R VALUE            (WORKING SET) : NULL                            
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL WITH ALL DATA.                               
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : NULL                   
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE                  (NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : NULL                   
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2392                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 86                                      
REMARK   3   SOLVENT ATOMS            : 201                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : 0.017 ; 0.020               
REMARK   3    ANGLE DISTANCE                  (A) : 0.055 ; 0.040               
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : 0.062 ; 0.060               
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) : 0.121 ; 0.120               
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : 0.208 ; 0.500               
REMARK   3    MULTIPLE TORSION                (A) : 0.209 ; 0.500               
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                
REMARK   3    H-BOND (X-H...Y)                (A) : 0.219 ; 0.500               
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : 2.573 ; 20.000              
REMARK   3    STAGGERED                 (DEGREES) : 20.892; 20.000              
REMARK   3    TRANSVERSE                (DEGREES) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND               (A**2) : 0.941 ; 1.000               
REMARK   3   MAIN-CHAIN ANGLE              (A**2) : 1.590 ; 1.500               
REMARK   3   SIDE-CHAIN BOND               (A**2) : 5.158 ; 1.500               
REMARK   3   SIDE-CHAIN ANGLE              (A**2) : 8.171 ; 2.000               
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1MNI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000175087.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : NULL                               
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
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: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: ARP/WARP                                              
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 65.54                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.57                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
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       21.14000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       60.13609            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       21.14000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       46.08677            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       60.13609            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000       46.08677            
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 300 REMARK: MTRIX                                                        
REMARK 300  THE TRANSFORMATIONS PRESENTED ON MTRIX RECORDS BELOW                
REMARK 300  DESCRIBE NON-CRYSTALLOGRAPHIC RELATIONSHIPS AMONG THE               
REMARK 300  VARIOUS DOMAINS IN THIS ENTRY.  APPLYING THE APPROPRIATE            
REMARK 300  MTRIX TRANSFORMATION TO THE RESIDUES LISTED FIRST WILL              
REMARK 300  YIELD APPROXIMATE COORDINATES FOR THE RESIDUES LISTED               
REMARK 300  SECOND.                                                             
REMARK 300                                                                      
REMARK 300            APPLIED TO          TRANSFORMED TO                        
REMARK 300  MTRIX   CHAIN  RESIDUES       CHAIN  RESIDUES     RMSD              
REMARK 300    M1   A    1  -  A  153     B    1  -  B  153    0.537             
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 475                                                                      
REMARK 475 ZERO OCCUPANCY RESIDUES                                              
REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY.             
REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT                
REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;                      
REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE)          
REMARK 475   M RES C  SSEQI                                                     
REMARK 475     GLN A   152                                                      
REMARK 475     GLY A   153                                                      
REMARK 475     GLN B   152                                                      
REMARK 475     GLY B   153                                                      
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   C    GLY B   153     O    HOH B   224              0.49            
REMARK 500   O    GLY B   153     O    HOH B   224              0.82            
REMARK 500   N    GLY A   153     O    HOH A   208              1.24            
REMARK 500   O    GLY A   153     O    HOH A   208              1.41            
REMARK 500   CA   GLY A   153     O    HOH A   208              1.54            
REMARK 500   O    PHE A   151     N    GLN A   152              1.55            
REMARK 500   C    GLY A   153     O    HOH A   208              1.65            
REMARK 500   CA   GLY B   153     O    HOH B   224              1.76            
REMARK 500   N    VAL A   101     O    GLY A   153              1.92            
REMARK 500   O    HOH B   160     O    HOH B   215              2.07            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH B   160     O    HOH B   237     2645     2.14            
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    PHE A 151   C     GLN A 152   N      -0.566                       
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    GLU A  27   OE1 -  CD  -  OE2 ANGL. DEV. =  -8.3 DEGREES          
REMARK 500    ARG A  31   NE  -  CZ  -  NH1 ANGL. DEV. =  13.7 DEGREES          
REMARK 500    ARG A  31   NE  -  CZ  -  NH2 ANGL. DEV. = -10.7 DEGREES          
REMARK 500    ASP A  53   CB  -  CG  -  OD2 ANGL. DEV. =  -6.9 DEGREES          
REMARK 500    GLU A  59   OE1 -  CD  -  OE2 ANGL. DEV. =  10.2 DEGREES          
REMARK 500    ALA A  71   N   -  CA  -  CB  ANGL. DEV. =  10.4 DEGREES          
REMARK 500    GLU A  85   CG  -  CD  -  OE1 ANGL. DEV. =  13.7 DEGREES          
REMARK 500    GLU A  85   CG  -  CD  -  OE2 ANGL. DEV. = -12.2 DEGREES          
REMARK 500    HIS A  93   CA  -  CB  -  CG  ANGL. DEV. = -10.7 DEGREES          
REMARK 500    GLU A 109   OE1 -  CD  -  OE2 ANGL. DEV. =  11.0 DEGREES          
REMARK 500    ASP A 122   CB  -  CG  -  OD2 ANGL. DEV. =  -6.2 DEGREES          
REMARK 500    ASP A 126   CB  -  CG  -  OD1 ANGL. DEV. =   8.4 DEGREES          
REMARK 500    GLN A 128   CG  -  CD  -  OE1 ANGL. DEV. = -12.4 DEGREES          
REMARK 500    ARG A 139   CD  -  NE  -  CZ  ANGL. DEV. =   8.7 DEGREES          
REMARK 500    ARG A 139   NE  -  CZ  -  NH1 ANGL. DEV. =   8.4 DEGREES          
REMARK 500    ARG A 139   NE  -  CZ  -  NH2 ANGL. DEV. =  -7.2 DEGREES          
REMARK 500    ASN A 140   CB  -  CG  -  ND2 ANGL. DEV. =  14.6 DEGREES          
REMARK 500    TYR A 146   CB  -  CG  -  CD1 ANGL. DEV. =   4.5 DEGREES          
REMARK 500    GLU A 148   CA  -  CB  -  CG  ANGL. DEV. =  13.3 DEGREES          
REMARK 500    PHE A 151   O   -  C   -  N   ANGL. DEV. = -22.9 DEGREES          
REMARK 500    GLN A 152   C   -  N   -  CA  ANGL. DEV. =  23.8 DEGREES          
REMARK 500    GLY A 153   CA  -  C   -  O   ANGL. DEV. = -13.3 DEGREES          
REMARK 500    GLU B   6   CG  -  CD  -  OE1 ANGL. DEV. =  13.4 DEGREES          
REMARK 500    VAL B  13   CA  -  CB  -  CG1 ANGL. DEV. =   9.1 DEGREES          
REMARK 500    ASP B  20   CB  -  CG  -  OD1 ANGL. DEV. =   5.6 DEGREES          
REMARK 500    ARG B  31   NE  -  CZ  -  NH1 ANGL. DEV. =   6.6 DEGREES          
REMARK 500    ARG B  31   NE  -  CZ  -  NH2 ANGL. DEV. = -10.4 DEGREES          
REMARK 500    LYS B  34   CD  -  CE  -  NZ  ANGL. DEV. =  15.9 DEGREES          
REMARK 500    PHE B  43   O   -  C   -  N   ANGL. DEV. =  11.6 DEGREES          
REMARK 500    ASP B  44   CB  -  CG  -  OD1 ANGL. DEV. =   7.9 DEGREES          
REMARK 500    HIS B  48   CA  -  CB  -  CG  ANGL. DEV. =  11.8 DEGREES          
REMARK 500    ASP B  53   CB  -  CG  -  OD2 ANGL. DEV. =  -8.0 DEGREES          
REMARK 500    ASP B  60   CB  -  CG  -  OD2 ANGL. DEV. =  -6.1 DEGREES          
REMARK 500    HIS B  68   CE1 -  NE2 -  CD2 ANGL. DEV. =   4.2 DEGREES          
REMARK 500    ALA B  84   O   -  C   -  N   ANGL. DEV. =  10.5 DEGREES          
REMARK 500    GLU B  85   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.7 DEGREES          
REMARK 500    GLU B  85   CG  -  CD  -  OE1 ANGL. DEV. =  16.1 DEGREES          
REMARK 500    LEU B  86   CB  -  CA  -  C   ANGL. DEV. =  19.4 DEGREES          
REMARK 500    LEU B  86   CA  -  CB  -  CG  ANGL. DEV. =  14.8 DEGREES          
REMARK 500    LYS B 102   CB  -  CG  -  CD  ANGL. DEV. =  17.0 DEGREES          
REMARK 500    SER B 108   O   -  C   -  N   ANGL. DEV. = -11.0 DEGREES          
REMARK 500    ASP B 122   CB  -  CG  -  OD1 ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    ARG B 139   NE  -  CZ  -  NH2 ANGL. DEV. =  -6.4 DEGREES          
REMARK 500    TYR B 146   CB  -  CG  -  CD2 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500    TYR B 146   CB  -  CG  -  CD1 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    GLU B 148   OE1 -  CD  -  OE2 ANGL. DEV. =   9.4 DEGREES          
REMARK 500    PHE B 151   CA  -  C   -  O   ANGL. DEV. =  18.2 DEGREES          
REMARK 500    PHE B 151   O   -  C   -  N   ANGL. DEV. = -11.7 DEGREES          
REMARK 500    GLN B 152   CB  -  CG  -  CD  ANGL. DEV. =  19.2 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       72.03   -159.37                                   
REMARK 500    PHE A 123       67.23   -113.95                                   
REMARK 500    PHE A 151     -146.63   -106.97                                   
REMARK 500    GLN A 152      100.75    125.78                                   
REMARK 500    ASP B  20       68.15   -166.89                                   
REMARK 500    HIS B  81       67.61   -106.71                                   
REMARK 500    PHE B 123       70.18   -112.20                                   
REMARK 500    GLN B 152      -19.09    -27.83                                   
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  68   NE2                                                    
REMARK 620 2 HEM A 154   NA   85.2                                              
REMARK 620 3 HEM A 154   NB   92.9  88.7                                        
REMARK 620 4 HEM A 154   NC   94.2 178.2  89.7                                  
REMARK 620 5 HEM A 154   ND   86.9  90.4 179.0  91.3                            
REMARK 620 6 HIS A  93   NE2 170.6  93.5  96.4  87.3  83.8                      
REMARK 620 N                    1     2     3     4     5                       
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  68   NE2                                                    
REMARK 620 2 HEM B 154   NA   82.7                                              
REMARK 620 3 HEM B 154   NB   93.1  89.6                                        
REMARK 620 4 HEM B 154   NC   99.2 177.7  91.5                                  
REMARK 620 5 HEM B 154   ND   89.8  89.0 176.6  89.8                            
REMARK 620 6 HIS B  93   NE2 168.9  86.2  87.9  91.8  88.9                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 154                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 154                 
DBREF  1MNI A    1   153  UNP    P02189   MYG_PIG          1    153             
DBREF  1MNI B    1   153  UNP    P02189   MYG_PIG          1    153             
SEQADV 1MNI VAL A   64  UNP  P02189    HIS    64 CONFLICT                       
SEQADV 1MNI HIS A   68  UNP  P02189    VAL    68 CONFLICT                       
SEQADV 1MNI VAL B   64  UNP  P02189    HIS    64 CONFLICT                       
SEQADV 1MNI HIS B   68  UNP  P02189    VAL    68 CONFLICT                       
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 VAL GLY          
SEQRES   6 A  153  ASN THR HIS 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 VAL GLY          
SEQRES   6 B  153  ASN THR HIS 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    HEM  B 154      43                                                       
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETSYN     HEM HEME                                                             
FORMUL   3  HEM    2(C34 H32 FE N4 O4)                                          
FORMUL   5  HOH   *201(H2 O)                                                    
HELIX    1   A SER A    3  GLU A   18  1                                  16    
HELIX    2   B ASP A   20  GLY A   35  1                                  16    
HELIX    3   C HIS A   36  LYS A   42  1                                   7    
HELIX    4   D SER A   51  ALA A   57  1                                   7    
HELIX    5   E SER A   58  LYS A   77  1                                  20    
HELIX    6   F LEU A   86  THR A   95  1                                  10    
HELIX    7   G PRO A  100  LYS A  118  1                                  19    
HELIX    8   H GLY A  124  LEU A  149  1                                  26    
HELIX    9   A SER B    3  GLU B   18  1                                  16    
HELIX   10   B ASP B   20  GLY B   35  1                                  16    
HELIX   11   C HIS B   36  LYS B   42  1                                   7    
HELIX   12   D SER B   51  ALA B   57  1                                   7    
HELIX   13   E SER B   58  LYS B   77  1                                  20    
HELIX   14   F LEU B   86  THR B   95  1                                  10    
HELIX   15   G PRO B  100  LYS B  118  1                                  19    
HELIX   16   H GLY B  124  LEU B  149  1                                  26    
LINK         NE2 HIS A  68                FE   HEM A 154     1555   1555  2.31  
LINK         NE2 HIS A  93                FE   HEM A 154     1555   1555  2.27  
LINK         NE2 HIS B  68                FE   HEM B 154     1555   1555  2.27  
LINK         NE2 HIS B  93                FE   HEM B 154     1555   1555  2.12  
SITE     1 AC1 14 LYS A  42  PHE A  43  LYS A  45  THR A  67                    
SITE     2 AC1 14 HIS A  68  ALA A  71  LEU A  89  SER A  92                    
SITE     3 AC1 14 HIS A  93  HIS A  97  ILE A  99  TYR A 103                    
SITE     4 AC1 14 HOH A 160  HOH A 172                                          
SITE     1 AC2 14 LYS B  42  PHE B  43  HIS B  68  ALA B  71                    
SITE     2 AC2 14 SER B  92  HIS B  93  HIS B  97  ILE B  99                    
SITE     3 AC2 14 TYR B 103  ILE B 107  HOH B 164  HOH B 210                    
SITE     4 AC2 14 HOH B 214  HOH B 221                                          
CRYST1  124.490   42.280   92.270  90.00  92.62  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      0.008033  0.000000  0.000368        0.00000                         
SCALE2      0.000000  0.023652  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010849        0.00000                         
MTRIX1   1  0.995098  0.044100  0.088510       -2.90925    1                    
MTRIX2   1  0.041688 -0.998712  0.028922       48.71471    1                    
MTRIX3   1  0.089671 -0.025090 -0.995655       41.18877    1