HEADER CONTRACTILE SYSTEM PROTEIN 28-SEP-87 4TNC 4TNC 3 COMPND TROPONIN C 4TNC 4 SOURCE CHICKEN (GALLUS $GALLUS) SKELETAL MUSCLE 4TNC 5 AUTHOR M.SUNDARALINGAM 4TNC 6 REVDAT 2 19-APR-89 4TNCA 1 JRNL 4TNCA 1 REVDAT 1 16-JUL-88 4TNC 0 4TNC 7 SPRSDE 16-JUL-88 4TNC 3TNC 4TNC 8 JRNL AUTH K.A.SATYSHUR,S.T.RAO,D.PYZALSKA,W.DRENDEL, 4TNC 9 JRNL AUTH 2 M.GREASER,M.SUNDARALINGAM 4TNC 10 JRNL TITL REFINED STRUCTURE OF CHICKEN SKELETAL MUSCLE 4TNC 11 JRNL TITL 2 TROPONIN C IN THE TWO-CALCIUM STATE AT 2-*ANGSTROMS 4TNCA 2 JRNL TITL 3 RESOLUTION 4TNC 13 JRNL REF J.BIOL.CHEM. V. 263 1628 1988 4TNCA 3 JRNL REFN ASTM JBCHA3 US ISSN 0021-9258 071 4TNCA 4 REMARK 1 4TNC 16 REMARK 1 REFERENCE 1 4TNC 17 REMARK 1 AUTH M.SUNDARALINGAM,R.BERGSTROM,G.STRASBURG,S.T.RAO, 4TNC 18 REMARK 1 AUTH 2 P.ROYCHOWDHURY,M.GREASER,B.C.WANG 4TNC 19 REMARK 1 TITL MOLECULAR STRUCTURE OF TROPONIN C FROM CHICKEN 4TNC 20 REMARK 1 TITL 2 SKELETAL MUSCLE AT 3-*ANGSTROM RESOLUTION 4TNC 21 REMARK 1 REF SCIENCE V. 227 945 1985 4TNC 22 REMARK 1 REFN ASTM SCIEAS US ISSN 0036-8075 038 4TNC 23 REMARK 1 REFERENCE 2 4TNC 24 REMARK 1 AUTH G.M.STRASBURG,M.L.GREASER,M.SUNDARALINGAM 4TNC 25 REMARK 1 TITL X-*RAY DIFFRACTION STUDIES OF TROPONIN-*C CRYSTALS 4TNC 26 REMARK 1 TITL 2 FROM RABBIT AND CHICKEN SKELETAL MUSCLES 4TNC 27 REMARK 1 REF J.BIOL.CHEM. V. 255 3806 1980 4TNC 28 REMARK 1 REFN ASTM JBCHA3 US ISSN 0021-9258 071 4TNC 29 REMARK 1 REFERENCE 3 4TNC 30 REMARK 1 AUTH J.M.WILKINSON 4TNC 31 REMARK 1 TITL THE AMINO ACID SEQUENCE OF TROPONIN C FROM CHICKEN 4TNC 32 REMARK 1 TITL 2 SKELETAL MUSCLE 4TNC 33 REMARK 1 REF /FEBS$ LETT. V. 70 254 1976 4TNC 34 REMARK 1 REFN ASTM FEBLAL NE ISSN 0014-5793 165 4TNC 35 REMARK 2 4TNC 36 REMARK 2 RESOLUTION. 2.0 ANGSTROMS. DATA BETWEEN 8.0 AND 3.0 4TNC 37 REMARK 2 ANGSTROMS WAS COLLECTED ON A DIFFRACTOMETER. DATA BETWEEN 4TNC 38 REMARK 2 3.0 AND 2.0 ANGSTROMS CAME FROM OSCILLATION FILMS 4TNC 39 REMARK 2 COLLECTED AT THE CORNELL HIGH ENERGY SYNCHROTRON SOURCE. 4TNC 40 REMARK 2 THERE ARE A TOTAL OF 8100 REFLECTIONS USED IN THE 4TNC 41 REMARK 2 REFINEMENT. 4TNC 42 REMARK 3 4TNC 43 REMARK 3 REFINEMENT. THE MODEL WAS REFITTED USING THE PROGRAM 4TNC 44 REMARK 3 *FRODO* ON A PS-340 AND REFINED USING THE RESTRAINED LEAST 4TNC 45 REMARK 3 SQUARES PROCEDURE OF J. KONNERT AND W. HENDRICKSON 4TNC 46 REMARK 3 (PROGRAM *PROLSQ*). THE R VALUE IS 0.172 USING 8100 4TNC 47 REMARK 3 REFLECTIONS. THE STANDARD DEVIATION IN THE POSITIONAL 4TNC 48 REMARK 3 COORDINATES FROM LUZZATI'S CURVE IS 0.17 ANGSTROMS. THE 4TNC 49 REMARK 3 RMS DEVIATION FROM IDEALITY OF THE BOND DISTANCES IS 0.04 4TNC 50 REMARK 3 ANSGTROMS. THE RMS DEVIATION FROM IDEALITY OF THE BOND 4TNC 51 REMARK 3 ANGLE DISTANCES IS 0.07 ANGSTROMS. THE ATOMIC MODEL 4TNC 52 REMARK 3 INCLUDES PROTEIN RESIDUES 3 THROUGH 162, TWO BOUND CA2+ 4TNC 53 REMARK 3 IONS AND 67 WATER MOLECULES. 4TNC 54 REMARK 4 4TNC 55 REMARK 4 COORDINATES FOR RESIDUES 1 AND 2 ARE NOT PROVIDED. 4TNC 56 REMARK 4 COORDINATES FOR RESIDUES 161 AND 162 ARE TENTATIVE DUE TO 4TNC 57 REMARK 4 DISORDER. 4TNC 58 REMARK 5 4TNCA 5 REMARK 5 CORRECTION. UPDATE JRNL REFERENCE TO REFLECT PUBLICATION. 4TNCA 6 REMARK 5 19-APR-89. 4TNCA 7 SEQRES 1 162 THR SER ALA MET ASP GLN GLN ALA GLU ALA ARG ALA PHE 4TNC 59 SEQRES 2 162 LEU SER GLU GLU MET ILE ALA GLU PHE LYS ALA ALA PHE 4TNC 60 SEQRES 3 162 ASP MET PHE ASP ALA ASP GLY GLY GLY ASP ILE SER THR 4TNC 61 SEQRES 4 162 LYS GLU LEU GLY THR VAL MET ARG MET LEU GLY GLN ASN 4TNC 62 SEQRES 5 162 PRO THR LYS GLU GLU LEU ASP ALA ILE ILE GLU GLU VAL 4TNC 63 SEQRES 6 162 ASP GLU ASP GLY SER GLY THR ILE ASP PHE GLU GLU PHE 4TNC 64 SEQRES 7 162 LEU VAL MET MET VAL ARG GLN MET LYS GLU ASP ALA LYS 4TNC 65 SEQRES 8 162 GLY LYS SER GLU GLU GLU LEU ALA ASP CYS PHE ARG ILE 4TNC 66 SEQRES 9 162 PHE ASP LYS ASN ALA ASP GLY PHE ILE ASP ILE GLU GLU 4TNC 67 SEQRES 10 162 LEU GLY GLU ILE LEU ARG ALA THR GLY GLU HIS VAL THR 4TNC 68 SEQRES 11 162 GLU GLU ASP ILE GLU ASP LEU MET LYS ASP SER ASP LYS 4TNC 69 SEQRES 12 162 ASN ASN ASP GLY ARG ILE ASP PHE ASP GLU PHE LEU LYS 4TNC 70 SEQRES 13 162 MET MET GLU GLY VAL GLN 4TNC 71 FTNOTE 1 4TNC 72 FTNOTE 1 SEE REMARK 4. 4TNC 73 HET CA 163 1 CALCIUM ION 4TNC 74 HET CA 164 1 CALCIUM ION 4TNC 75 FORMUL 2 CA 2(CA1 ++) 4TNC 76 HELIX 1 NT MET 4 LEU 14 1 4TNC 77 HELIX 2 A GLU 16 PHE 29 1 4TNC 78 HELIX 3 B GLU 41 MET 48 1 4TNC 79 HELIX 4 C LYS 55 ASP 66 1 4TNC 80 HELIX 5 LCH PHE 75 PHE 105 1 D HELIX,D/E LINKER,E HELIX 4TNC 81 HELIX 6 F GLU 117 THR 125 1 4TNC 82 HELIX 7 G GLU 131 ASP 142 1 4TNC 83 HELIX 8 H GLU 153 GLU 159 1 4TNC 84 CRYST1 66.700 66.700 60.800 90.00 90.00 120.00 P 32 2 1 6 4TNC 85 ORIGX1 0.014993 0.008656 0.000000 0.00000 4TNC 86 ORIGX2 0.000000 0.017312 0.000000 0.00000 4TNC 87 ORIGX3 0.000000 0.000000 0.016447 0.00000 4TNC 88 SCALE1 0.014993 0.008656 0.000000 0.00000 4TNC 89 SCALE2 0.000000 0.017312 0.000000 0.00000 4TNC 90 SCALE3 0.000000 0.000000 0.016447 0.00000 4TNC 91 (ATOM LINES ARE NOT SHOWN.) END