1ncx
HEADER    CALCIUM-BINDING PROTEIN                 02-JUN-96   1NCX              
TITLE     TROPONIN C                                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TROPONIN C;                                                
COMPND   3 CHAIN: NULL                                                          
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: GALLUS GALLUS;                                  
SOURCE   3 ORGANISM_COMMON: CHICKEN;                                            
SOURCE   4 TISSUE: SKELETAL MUSCLE                                              
KEYWDS    MUSCLE PROTEIN, CALCIUM-BINDING PROTEIN, DUPLICATION                  
EXPDTA    X-RAY DIFFRACTION, SINGLE CRYSTAL                                     
AUTHOR    M.SUNDARALINGAM,S.T.RAO                                               
REVDAT   1   07-DEC-96 1NCX    0                                                
JRNL        AUTH   S.T.RAO,K.A.SATYSHUR,M.GREASER,                              
JRNL        AUTH 2 M.SUNDARALINGAM                                              
JRNL        TITL   X-RAY STRUCTURES OF MN, CD, TB METAL COMPLEXES OF            
JRNL        TITL 2 TROPONIN-C                                                   
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                  0353          
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   K.A.SATYSHUR,D.PYZALSKA,S.T.RAO,M.GREASER,                   
REMARK   1  AUTH 2 M.SUNDARALINGAM                                              
REMARK   1  TITL   STRUCTURE OF CHICKEN SKELETAL MUSCLE TROPONIN-C              
REMARK   1  TITL 2 AT 1.78 ANGSTROMS RESOLUTION                                 
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.D      V.  50    40 1994              
REMARK   1  REFN   ASTM ABCRE6  DK ISSN 0907-4449                 0766          
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   K.A.SATYSHUR,S.T.RAO,D.PYZALSKA,W.DRENDEL,                   
REMARK   1  AUTH 2 M.GREASER,M.SUNDARALINGAM                                    
REMARK   1  TITL   REFINED STRUCTURE OF CHICKEN SKELETAL MUSCLE                 
REMARK   1  TITL 2 TROPONIN C IN THE TWO-CALCIUM STATE AT 2-A                   
REMARK   1  TITL 3 RESOLUTION                                                   
REMARK   1  REF    J.BIOL.CHEM.                  V. 263  1628 1988              
REMARK   1  REFN   ASTM JBCHA3  US ISSN 0021-9258                 0071          
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   M.SUNDARALINGAM,R.BERGSTROM,G.STRASBURG,S.T.RAO,             
REMARK   1  AUTH 2 P.ROYCHOWDHURY,M.GREASER,B.C.WANG                            
REMARK   1  TITL   MOLECULAR STRUCTURE OF TROPONIN C FROM CHICKEN               
REMARK   1  TITL 2 SKELETAL MUSCLE AT 3-ANGSTROM RESOLUTION                     
REMARK   1  REF    SCIENCE                       V. 227   945 1985              
REMARK   1  REFN   ASTM SCIEAS  US ISSN 0036-8075                 0038          
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   G.M.STRASBURG,M.L.GREASER,M.SUNDARALINGAM                    
REMARK   1  TITL   X-RAY DIFFRACTION STUDIES OF TROPONIN-C CRYSTALS             
REMARK   1  TITL 2 FROM RABBIT AND CHICKEN SKELETAL MUSCLES                     
REMARK   1  REF    J.BIOL.CHEM.                  V. 255  3806 1980              
REMARK   1  REFN   ASTM JBCHA3  US ISSN 0021-9258                 0071          
REMARK   1 REFERENCE 5                                                          
REMARK   1  AUTH   J.M.WILKINSON                                                
REMARK   1  TITL   THE AMINO ACID SEQUENCE OF TROPONIN C FROM CHICKEN           
REMARK   1  TITL 2 SKELETAL MUSCLE                                              
REMARK   1  REF    FEBS LETT.                    V.  70   254 1976              
REMARK   1  REFN   ASTM FEBLAL  NE ISSN 0014-5793                 0165          
REMARK   2                                                                      
REMARK   2 RESOLUTION. 1.8  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) : 1.8                            
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.0                            
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 3.0                            
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 12762                          
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) : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.16                            
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            : 1271                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 7                                       
REMARK   3   SOLVENT ATOMS            : 155                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 20.9                           
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) : 0.18                            
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) : 0.018 ; 0.02                
REMARK   3    ANGLE DISTANCE                  (A) : 0.049 ; 0.04                
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : 0.005 ; 0.01                
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : 0.005 ; 0.01                
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : 0.042 ; 5.0                 
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : NULL  ; NULL                
REMARK   3    MULTIPLE TORSION                (A) : NULL  ; NULL                
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : 1.8   ; 5.0                 
REMARK   3    STAGGERED                 (DEGREES) : NULL  ; NULL                
REMARK   3    TRANSVERSE                (DEGREES) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 3.9   ; 4.0                  
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 5.9   ; 6.0                  
REMARK   3   SIDE-CHAIN BOND              (A**2) : 3.9   ; 4.0                  
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 5.9   ; 6.0                  
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1NCX COMPLIES WITH FORMAT V. 2.1, 25-OCT-1996                        
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) : N                                  
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : AREA DETECTOR - U OF               
REMARK 200   VIRGINIA                                                           
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : LOCALLY DEVELOPED                  
REMARK 200                                   SOFTWARE                           
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 29532                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.8                                
REMARK 200  RESOLUTION RANGE LOW       (A) : 8.0                                
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.5                                
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : 2.3                                
REMARK 200  R MERGE                    (I) : 0.06                               
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 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): NULL                                      
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): NULL                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   Y-X,-X,Z+1/3                                            
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,1/3-Z                                            
REMARK 290       6555   -X,Y-X,2/3-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 -0.866004  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866047 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       40.53424            
REMARK 290   SMTRY1   3 -0.500000  0.866004  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866047 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       20.26712            
REMARK 290   SMTRY1   4 -0.500000  0.866004  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866047  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       20.26712            
REMARK 290   SMTRY1   6 -0.500000 -0.866004  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866047  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       40.53424            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS (INTRAMOLECULAR)                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI     DISTANCE                
REMARK 500   O    HOH   291       OD1  ASP    152       2.09                    
REMARK 500   O    HOH   319       OD2  ASP    152       1.86                    
REMARK 500   O    HOH   372       OD1  ASP     89       2.04                    
REMARK 500   O    HOH   375       OE1  GLU     97       2.06                    
REMARK 500   O    HOH   375       ND2  ASN    100       1.88                    
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  SOME OF THESE MAY BE ATOMS           
REMARK 500 LOCATED ON SPECIAL POSITIONS IN THE CELL.                            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF: 2.2 ANGSTROMS                                       
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH     363     O    HOH     364     2664     2.00            
REMARK 500   O    HOH     364     O    HOH     363     3565     2.00            
REMARK 500   O    HOH     203     O    HOH     322     3565     2.04            
REMARK 500   O    HOH     322     O    HOH     203     2664     2.04            
REMARK 500   OE2  GLU      63     OD2  ASP     140     2665     2.16            
REMARK 500   OD2  ASP     140     OE2  GLU      63     3564     2.16            
REMARK 500   NZ   LYS      40     NZ   LYS     143     2665     2.18            
REMARK 500   NZ   LYS     143     NZ   LYS      40     3564     2.18            
DBREF  1NCX      1   162  SWS    P02588   TPCS_CHICK       1    162             
SEQRES   1    162  ALA SER MET THR ASP GLN GLN ALA GLU ALA ARG ALA PHE          
SEQRES   2    162  LEU SER GLU GLU MET ILE ALA GLU PHE LYS ALA ALA PHE          
SEQRES   3    162  ASP MET PHE ASP ALA ASP GLY GLY GLY ASP ILE SER THR          
SEQRES   4    162  LYS GLU LEU GLY THR VAL MET ARG MET LEU GLY GLN ASN          
SEQRES   5    162  PRO THR LYS GLU GLU LEU ASP ALA ILE ILE GLU GLU VAL          
SEQRES   6    162  ASP GLU ASP GLY SER GLY THR ILE ASP PHE GLU GLU PHE          
SEQRES   7    162  LEU VAL MET MET VAL ARG GLN MET LYS GLU ASP ALA LYS          
SEQRES   8    162  GLY LYS SER GLU GLU GLU LEU ALA ASN CYS PHE ARG ILE          
SEQRES   9    162  PHE ASP LYS ASN ALA ASP GLY PHE ILE ASP ILE GLU GLU          
SEQRES  10    162  LEU GLY GLU ILE LEU ARG ALA THR GLY GLU HIS VAL THR          
SEQRES  11    162  GLU GLU ASP ILE GLU ASP LEU MET LYS ASP SER ASP LYS          
SEQRES  12    162  ASN ASN ASP GLY ARG ILE ASP PHE ASP GLU PHE LEU LYS          
SEQRES  13    162  MET MET GLU GLY VAL GLN                                      
HET     CD    163       1                                                       
HET     CD    164       1                                                       
HET    SO4    225       5                                                       
HETNAM      CD CADMIUM ION                                                      
HETNAM     SO4 SULFATE ION                                                      
FORMUL   2   CD    2(CD1 2+)                                                    
FORMUL   3  SO4    O4 S1 2-                                                     
FORMUL   4  HOH   *155(H2 O1)                                                   
HELIX    1   1 MET      3  PHE     13  1                                  11    
HELIX    2   2 GLU     16  PHE     29  1                                  14    
HELIX    3   3 THR     39  MET     48  5                                  10    
HELIX    4   4 LYS     55  VAL     65  1                                  11    
HELIX    5   5 PHE     75  PHE    105  1                                  31    
HELIX    6   6 ILE    115  THR    125  1                                  11    
HELIX    7   7 GLU    131  SER    141  1                                  11    
HELIX    8   8 PHE    151  GLU    159  1                                   9    
SHEET    1   A 2 ASP    36  SER    38  0                                        
SHEET    2   A 2 THR    72  ASP    74 -1  N  ILE    73   O  ILE    37           
CRYST1   66.700   66.700   60.800  90.00  90.00 120.00 P 32 2 1      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      0.014993  0.008656  0.000000        0.00000                         
SCALE2      0.000000  0.017312  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.016447        0.00000           
(ATOM LINES ARE NOT SHOWN.)
END