HEADER    OXYGEN STORAGE                          01-FEB-95   1LHS              
TITLE     LOGGERHEAD SEA TURTLE MYOGLOBIN (AQUO-MET)                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: MYOGLOBIN;                                                 
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CARETTA CARETTA;                                
SOURCE   3 ORGANISM_COMMON: LOGGERHEAD TURTLE;                                  
SOURCE   4 ORGANISM_TAXID: 8467                                                 
KEYWDS    OXYGEN STORAGE                                                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.NARDINI,C.TARRICONE,A.LANIA,A.DESIDERI,G.DE SANCTIS,M.COLETTA,      
AUTHOR   2 R.PETRUZZELLI,P.ASCENZI,A.CODA,M.BOLOGNESI                           
REVDAT   5   14-FEB-24 1LHS    1       REMARK LINK                              
REVDAT   4   22-FEB-12 1LHS    1       JRNL   VERSN                             
REVDAT   3   24-FEB-09 1LHS    1       VERSN                                    
REVDAT   2   01-APR-03 1LHS    1       JRNL                                     
REVDAT   1   03-JUN-95 1LHS    0                                                
JRNL        AUTH   M.NARDINI,C.TARRICONE,M.RIZZI,A.LANIA,A.DESIDERI,            
JRNL        AUTH 2 G.DE SANCTIS,M.COLETTA,R.PETRUZZELLI,P.ASCENZI,A.CODA,       
JRNL        AUTH 3 M.BOLOGNESI                                                  
JRNL        TITL   REPTILE HEME PROTEIN STRUCTURE: X-RAY CRYSTALLOGRAPHIC STUDY 
JRNL        TITL 2 OF THE AQUO-MET AND CYANO-MET DERIVATIVES OF THE LOGGERHEAD  
JRNL        TITL 3 SEA TURTLE (CARETTA CARETTA) MYOGLOBIN AT 2.0 A RESOLUTION.  
JRNL        REF    J.MOL.BIOL.                   V. 247   459 1995              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   7714901                                                      
JRNL        DOI    10.1006/JMBI.1994.0153                                       
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   E.CONTI,C.MOSER,M.RIZZI,A.MATTEVI,C.LIONETTI,A.CODA,         
REMARK   1  AUTH 2 P.ASCENZI,M.BRUNORI,M.BOLOGNESI                              
REMARK   1  TITL   X-RAY CRYSTAL STRUCTURE OF APLYSIA LIMACINA MYOGLOBIN IN     
REMARK   1  TITL 2 DIFFERENT LIGANDED STATES                                    
REMARK   1  REF    J.MOL.BIOL.                   V. 233   498 1993              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   R.PETRUZZELLI,G.AURELI,E.CASALE,M.NARDINI,M.RIZZI,P.ASCENZI, 
REMARK   1  AUTH 2 M.COLETTA,G.DE SANCTIS,A.DESIDERI,A.GALTIERI,M.BOLOGNESI     
REMARK   1  TITL   STRUCTURAL STUDIES ON THE LOGGERHEAD SEA TURTLE (CARETTA     
REMARK   1  TITL 2 CARETTA) MYOGLOBIN                                           
REMARK   1  REF    BIOCHEM.MOL.BIOL.INT.         V.  31    19 1993              
REMARK   1  REFN                   ISSN 1039-9712                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : TNT                                                  
REMARK   3   AUTHORS     : TRONRUD,TEN EYCK,MATTHEWS                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 3.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 13820                          
REMARK   3                                                                      
REMARK   3  USING DATA ABOVE SIGMA CUTOFF.                                      
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.182                           
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  USING ALL DATA, NO SIGMA CUTOFF.                                    
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            : 1139                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 43                                      
REMARK   3   SOLVENT ATOMS            : 63                                      
REMARK   3                                                                      
REMARK   3  WILSON B VALUE (FROM FCALC, A**2) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.    RMS    WEIGHT  COUNT           
REMARK   3   BOND LENGTHS                 (A) : NULL  ; NULL  ; NULL            
REMARK   3   BOND ANGLES            (DEGREES) : NULL  ; NULL  ; NULL            
REMARK   3   TORSION ANGLES         (DEGREES) : NULL  ; NULL  ; NULL            
REMARK   3   PSEUDOROTATION ANGLES  (DEGREES) : NULL  ; NULL  ; NULL            
REMARK   3   TRIGONAL CARBON PLANES       (A) : NULL  ; NULL  ; NULL            
REMARK   3   GENERAL PLANES               (A) : NULL  ; NULL  ; NULL            
REMARK   3   ISOTROPIC THERMAL FACTORS (A**2) : NULL  ; NULL  ; NULL            
REMARK   3   NON-BONDED CONTACTS          (A) : NULL  ; NULL  ; NULL            
REMARK   3                                                                      
REMARK   3  INCORRECT CHIRAL-CENTERS (COUNT) : NULL                             
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  RESTRAINT LIBRARIES.                                                
REMARK   3   STEREOCHEMISTRY : NULL                                             
REMARK   3   ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL                         
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1LHS 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_1000174726.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 02-OCT-94                          
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
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) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU                             
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 13820                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 3.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.7                               
REMARK 200  DATA REDUNDANCY                : 4.000                              
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: X-PLOR 3.1                                            
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.24                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.47                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       18.75000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       37.60000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       30.55000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       37.60000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       18.75000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       30.55000            
REMARK 290   SMTRY3   4  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 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ASP A   5    OD1  OD2                                            
REMARK 470     ARG A  31    CD   NE   CZ   NH1  NH2                             
REMARK 470     GLU A  41    CG   CD   OE1  OE2                                  
REMARK 470     ARG A  42    NH2                                                 
REMARK 470     LYS A  45    CG   CD   CE   NZ                                   
REMARK 470     LYS A  47    CB   CG   CD   CE   NZ                              
REMARK 470     ASN A  48    CB   CG   OD1  ND2                                  
REMARK 470     THR A  51    OG1  CG2                                            
REMARK 470     ILE A  52    CG1  CD1                                            
REMARK 470     ASP A  53    CG   OD1  OD2                                       
REMARK 470     LYS A  56    CB   CG   CD   CE   NZ                              
REMARK 470     GLU A  59    CG   CD   OE1  OE2                                  
REMARK 470     LYS A  62    NZ                                                  
REMARK 470     LYS A  63    CE   NZ                                             
REMARK 470     GLN A  78    CD   OE1  NE2                                       
REMARK 470     GLU A  83    CD   OE1  OE2                                       
REMARK 470     GLN A  84    CG   CD   OE1  NE2                                  
REMARK 470     LYS A  87    CG   CD   CE   NZ                                   
REMARK 470     LYS A  96    CE   NZ                                             
REMARK 470     LYS A  98    CD   CE   NZ                                        
REMARK 470     LYS A 102    CD   CE   NZ                                        
REMARK 470     GLU A 109    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 113    CG   CD   CE   NZ                                   
REMARK 470     LYS A 132    NZ                                                  
REMARK 470     LYS A 133    NZ                                                  
REMARK 470     ARG A 139    NH2                                                 
REMARK 470     LYS A 145    CD   CE   NZ                                        
REMARK 470     LYS A 147    CG   CD   CE   NZ                                   
REMARK 470     GLN A 152    CB   CG   CD   OE1  NE2                             
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    GLU A   105     O    HOH A   312     1545     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    LEU A  21   C     SER A  22   N      -0.175                       
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   5   O   -  C   -  N   ANGL. DEV. = -16.3 DEGREES          
REMARK 500    VAL A  28   CG1 -  CB  -  CG2 ANGL. DEV. = -10.9 DEGREES          
REMARK 500    THR A  50   N   -  CA  -  CB  ANGL. DEV. = -18.6 DEGREES          
REMARK 500    ILE A  52   CB  -  CA  -  C   ANGL. DEV. = -19.0 DEGREES          
REMARK 500    ARG A  74   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    TYR A 103   CB  -  CG  -  CD1 ANGL. DEV. =  -4.1 DEGREES          
REMARK 500    TYR A 146   CB  -  CG  -  CD2 ANGL. DEV. =  -5.2 DEGREES          
REMARK 500    TYR A 146   CB  -  CG  -  CD1 ANGL. DEV. =   3.9 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    LEU A  49       78.10    -66.49                                   
REMARK 500    LYS A  79     -125.21     55.25                                   
REMARK 500    LYS A  96      -70.72   -103.22                                   
REMARK 500    LYS A  98       60.62     60.04                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    ASP A   5        -23.13                                           
REMARK 500    ILE A  13         14.80                                           
REMARK 500    GLN A  34        -11.74                                           
REMARK 500    ALA A  54        -12.55                                           
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 155  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  93   NE2                                                    
REMARK 620 2 HEM A 155   NA   79.6                                              
REMARK 620 3 HEM A 155   NB   88.8  88.0                                        
REMARK 620 4 HEM A 155   NC   99.7 176.9  89.0                                  
REMARK 620 5 HEM A 155   ND   89.0  89.4 176.8  93.7                            
REMARK 620 6 HOH A 328   O   175.3 104.7  93.2  76.1  89.2                      
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 155                 
DBREF  1LHS A    1   153  UNP    P56208   MYG_CARCR        1    153             
SEQRES   1 A  153  GLY LEU SER ASP ASP GLU TRP ASN HIS VAL LEU GLY ILE          
SEQRES   2 A  153  TRP ALA LYS VAL GLU PRO ASP LEU SER ALA HIS GLY GLN          
SEQRES   3 A  153  GLU VAL ILE ILE ARG LEU PHE GLN LEU HIS PRO GLU THR          
SEQRES   4 A  153  GLN GLU ARG PHE ALA LYS PHE LYS ASN LEU THR THR ILE          
SEQRES   5 A  153  ASP ALA LEU LYS SER SER GLU GLU VAL LYS LYS HIS GLY          
SEQRES   6 A  153  THR THR VAL LEU THR ALA LEU GLY ARG ILE LEU LYS GLN          
SEQRES   7 A  153  LYS ASN ASN HIS GLU GLN GLU LEU LYS PRO LEU ALA GLU          
SEQRES   8 A  153  SER HIS ALA THR LYS HIS LYS ILE PRO VAL LYS TYR LEU          
SEQRES   9 A  153  GLU PHE ILE CYS GLU ILE ILE VAL LYS VAL ILE ALA GLU          
SEQRES  10 A  153  LYS HIS PRO SER ASP PHE GLY ALA ASP SER GLN ALA ALA          
SEQRES  11 A  153  MET LYS LYS ALA LEU GLU LEU PHE ARG ASN ASP MET ALA          
SEQRES  12 A  153  SER LYS TYR LYS GLU PHE GLY PHE GLN GLY                      
HET    HEM  A 155      43                                                       
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETSYN     HEM HEME                                                             
FORMUL   2  HEM    C34 H32 FE N4 O4                                             
FORMUL   3  HOH   *63(H2 O)                                                     
HELIX    1   1 ASP A    4  LEU A   35  1                                  32    
HELIX    2   2 PRO A   37  ARG A   42  1                                   6    
HELIX    3   3 ALA A   44  PHE A   46  5                                   3    
HELIX    4   4 ILE A   52  LYS A   56  1                                   5    
HELIX    5   5 GLU A   59  GLN A   78  1                                  20    
HELIX    6   6 GLU A   83  THR A   95  1                                  13    
HELIX    7   7 VAL A  101  LYS A  118  1                                  18    
HELIX    8   8 ALA A  125  PHE A  149  1                                  25    
LINK         NE2 HIS A  93                FE   HEM A 155     1555   1555  2.32  
LINK        FE   HEM A 155                 O   HOH A 328     1555   1555  2.01  
SITE     1 AC1 15 THR A  39  ARG A  42  PHE A  43  HIS A  64                    
SITE     2 AC1 15 THR A  67  VAL A  68  LEU A  89  SER A  92                    
SITE     3 AC1 15 HIS A  93  HIS A  97  ILE A  99  TYR A 103                    
SITE     4 AC1 15 PHE A 138  HOH A 204  HOH A 328                               
CRYST1   37.500   61.100   75.200  90.00  90.00  90.00 P 21 21 21    4          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.026667  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016367  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013298        0.00000