HEADER COMPLEX (SKELETAL MUSCLE/MUSCLE PROTEIN)13-JAN-98 1A2X TITLE COMPLEX OF TROPONIN C WITH A 47 RESIDUE (1-47) FRAGMENT OF TROPONIN I COMPND MOL_ID: 1; COMPND 2 MOLECULE: TROPONIN C; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: TROPONIN I; COMPND 7 CHAIN: B; COMPND 8 FRAGMENT: RESIDUES 1 - 47; COMPND 9 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ORYCTOLAGUS CUNICULUS; SOURCE 3 ORGANISM_COMMON: RABBIT; SOURCE 4 ORGANISM_TAXID: 9986; SOURCE 5 ORGAN: SKELETAL; SOURCE 6 TISSUE: FAST SKELETAL MUSCLE; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: K; SOURCE 10 EXPRESSION_SYSTEM_CELLULAR_LOCATION: CYTOPLASM; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PMALC2; SOURCE 12 MOL_ID: 2; SOURCE 13 ORGANISM_SCIENTIFIC: ORYCTOLAGUS CUNICULUS; SOURCE 14 ORGANISM_COMMON: RABBIT; SOURCE 15 ORGANISM_TAXID: 9986; SOURCE 16 ORGAN: SKELETAL; SOURCE 17 TISSUE: FAST SKELETAL MUSCLE; SOURCE 18 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 19 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 20 EXPRESSION_SYSTEM_STRAIN: K; SOURCE 21 EXPRESSION_SYSTEM_CELLULAR_LOCATION: INCLUSION BODY; SOURCE 22 EXPRESSION_SYSTEM_PLASMID: PTRC KEYWDS TROPONIN, MUSCLE CONTRACTION REGULATION, COMPLEX (SKELETAL MUSCLE- KEYWDS 2 MUSCLE PROTEIN), COMPLEX (SKELETAL MUSCLE-MUSCLE PROTEIN) COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR D.G.VASSYLYEV,S.TAKEDA,S.WAKATSUKI,K.MAEDA,Y.MAEDA REVDAT 3 07-FEB-24 1A2X 1 REMARK LINK REVDAT 2 24-FEB-09 1A2X 1 VERSN REVDAT 1 15-JUL-98 1A2X 0 JRNL AUTH D.G.VASSYLYEV,S.TAKEDA,S.WAKATSUKI,K.MAEDA,Y.MAEDA JRNL TITL CRYSTAL STRUCTURE OF TROPONIN C IN COMPLEX WITH TROPONIN I JRNL TITL 2 FRAGMENT AT 2.3-A RESOLUTION. JRNL REF PROC.NATL.ACAD.SCI.USA V. 95 4847 1998 JRNL REFN ISSN 0027-8424 JRNL PMID 9560191 JRNL DOI 10.1073/PNAS.95.9.4847 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH Y.SAIJO,S.TAKEDA,A.SCHERER,T.KOBAYASHI,Y.MAEDA,H.TANIGUCHI, REMARK 1 AUTH 2 M.YAO,S.WAKATSUKI REMARK 1 TITL PRODUCTION, CRYSTALLIZATION, AND PRELIMINARY X-RAY ANALYSIS REMARK 1 TITL 2 OF RABBIT SKELETAL MUSCLE TROPONIN COMPLEX CONSISTING OF REMARK 1 TITL 3 TROPONIN C AND FRAGMENT (1-47) OF TROPONIN I REMARK 1 REF PROTEIN SCI. V. 6 916 1997 REMARK 1 REFN ISSN 0961-8368 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000000000.00 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.2 REMARK 3 NUMBER OF REFLECTIONS : 8736 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.222 REMARK 3 FREE R VALUE : 0.325 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.000 REMARK 3 FREE R VALUE TEST SET COUNT : 591 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.40 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 95.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1000 REMARK 3 BIN R VALUE (WORKING SET) : 0.3370 REMARK 3 BIN FREE R VALUE : 0.3890 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 6.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 58 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1502 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 89 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 45.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 41.00 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) : 0.30 REMARK 3 ESD FROM SIGMAA (A) : 0.28 REMARK 3 LOW RESOLUTION CUTOFF (A) : 6.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.280 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.720 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 4.900 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 6.600 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 4.600 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 8.000 ; 2.500 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1A2X 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_1000170325. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : JUN-97 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : BM14 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97 REMARK 200 MONOCHROMATOR : MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 300 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8870 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.3 REMARK 200 DATA REDUNDANCY : 4.500 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : 0.05000 REMARK 200 FOR THE DATA SET : 9.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.40 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.30 REMARK 200 R MERGE FOR SHELL (I) : 0.30000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIR/MAD 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 (%): 35.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: HANGING-DROP VAPOR DIFFUSION METHOD REMARK 280 WAS USED AT 289K BY MIXING THE PROTEIN SOLUTION CONTAINING 25- REMARK 280 30MG/ML OF THE CI47 COMPLEX WITH A RESERVOIR SOLUTION CONTAINING REMARK 280 1.5M SODIUM CITRATE, 0.1M TRIS-HCL, PH 8.0, 15% TREHALOSE., REMARK 280 VAPOR DIFFUSION - HANGING DROP, VAPOR DIFFUSION, HANGING DROP 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 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 101.53333 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 50.76667 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 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 50.76667 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 101.53333 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2390 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10770 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -29.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 THR A 1 REMARK 465 GLY B 1 REMARK 465 ASP B 2 REMARK 465 GLY B 34 REMARK 465 ARG B 35 REMARK 465 ARG B 36 REMARK 465 GLU B 37 REMARK 465 ALA B 38 REMARK 465 GLU B 39 REMARK 465 LYS B 40 REMARK 465 GLN B 41 REMARK 465 ASN B 42 REMARK 465 TYR B 43 REMARK 465 LEU B 44 REMARK 465 ALA B 45 REMARK 465 GLU B 46 REMARK 465 HIS B 47 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 ARG A 104 CD - NE - CZ ANGL. DEV. = 9.8 DEGREES REMARK 500 ARG A 104 NE - CZ - NH1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ARG A 104 NE - CZ - NH2 ANGL. DEV. = -3.3 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 GLN A 3 28.24 -73.86 REMARK 500 LEU A 39 -72.15 -52.19 REMARK 500 LEU A 46 47.98 -107.96 REMARK 500 LEU A 76 -73.57 -55.00 REMARK 500 LYS A 88 41.78 -147.30 REMARK 500 ALA A 112 -55.47 -24.37 REMARK 500 PHE A 119 0.69 -66.55 REMARK 500 ASP A 143 0.82 -58.58 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 CA A 160 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 103 OD1 REMARK 620 2 ASN A 105 OD1 70.8 REMARK 620 3 ASN A 105 ND2 113.1 42.3 REMARK 620 4 ASP A 107 OD1 67.8 66.0 84.0 REMARK 620 5 ASP A 107 OD2 111.1 70.8 56.1 44.9 REMARK 620 6 TYR A 109 O 63.6 129.7 161.3 77.8 106.7 REMARK 620 7 GLU A 114 OE1 117.1 133.4 109.1 160.4 130.9 87.6 REMARK 620 8 GLU A 114 OE2 87.3 78.4 79.3 141.4 135.3 117.9 57.5 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 161 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 139 OD1 REMARK 620 2 ASN A 141 OD1 124.6 REMARK 620 3 ASN A 141 ND2 126.3 42.4 REMARK 620 4 ASP A 143 OD1 81.8 91.5 133.2 REMARK 620 5 ASP A 143 OD2 124.8 58.8 92.9 44.7 REMARK 620 6 ARG A 145 O 60.1 153.4 160.9 62.4 96.2 REMARK 620 7 GLU A 150 OE1 112.1 91.7 50.1 160.3 123.1 111.2 REMARK 620 8 GLU A 150 OE2 129.5 105.2 84.6 106.1 85.7 79.4 54.3 REMARK 620 N 1 2 3 4 5 6 7 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 160 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 161 DBREF 1A2X A 1 159 UNP P02586 TNNC2_RABIT 1 159 DBREF 1A2X B 1 47 UNP P02643 TNNI2_RABIT 1 47 SEQRES 1 A 159 THR ASP GLN GLN ALA GLU ALA ARG SER TYR LEU SER GLU SEQRES 2 A 159 GLU MET ILE ALA GLU PHE LYS ALA ALA PHE ASP MET PHE SEQRES 3 A 159 ASP ALA ASP GLY GLY GLY ASP ILE SER VAL LYS GLU LEU SEQRES 4 A 159 GLY THR VAL MET ARG MET LEU GLY GLN THR PRO THR LYS SEQRES 5 A 159 GLU GLU LEU ASP ALA ILE ILE GLU GLU VAL ASP GLU ASP SEQRES 6 A 159 GLY SER GLY THR ILE ASP PHE GLU GLU PHE LEU VAL MET SEQRES 7 A 159 MET VAL ARG GLN MET LYS GLU ASP ALA LYS GLY LYS SER SEQRES 8 A 159 GLU GLU GLU LEU ALA GLU CYS PHE ARG ILE PHE ASP ARG SEQRES 9 A 159 ASN ALA ASP GLY TYR ILE ASP ALA GLU GLU LEU ALA GLU SEQRES 10 A 159 ILE PHE ARG ALA SER GLY GLU HIS VAL THR ASP GLU GLU SEQRES 11 A 159 ILE GLU SER LEU MET LYS ASP GLY ASP LYS ASN ASN ASP SEQRES 12 A 159 GLY ARG ILE ASP PHE ASP GLU PHE LEU LYS MET MET GLU SEQRES 13 A 159 GLY VAL GLN SEQRES 1 B 47 GLY ASP GLU GLU LYS ARG ASN ARG ALA ILE THR ALA ARG SEQRES 2 B 47 ARG GLN HIS LEU LYS SER VAL MET LEU GLN ILE ALA ALA SEQRES 3 B 47 THR GLU LEU GLU LYS GLU GLU GLY ARG ARG GLU ALA GLU SEQRES 4 B 47 LYS GLN ASN TYR LEU ALA GLU HIS HET CA A 160 1 HET CA A 161 1 HETNAM CA CALCIUM ION FORMUL 3 CA 2(CA 2+) FORMUL 5 HOH *89(H2 O) HELIX 1 1 GLN A 4 TYR A 10 1 7 HELIX 2 2 GLU A 13 PHE A 26 1 14 HELIX 3 3 VAL A 36 MET A 45 1 10 HELIX 4 4 LYS A 52 VAL A 62 1 11 HELIX 5 5 PHE A 72 GLU A 85 1 14 HELIX 6 6 GLU A 92 PHE A 102 1 11 HELIX 7 7 ALA A 112 ILE A 118 1 7 HELIX 8 8 ASP A 128 GLY A 138 1 11 HELIX 9 9 PHE A 148 MET A 155 1 8 HELIX 10 10 LYS B 5 LYS B 31 1 27 SHEET 1 A 2 ASP A 33 SER A 35 0 SHEET 2 A 2 THR A 69 ASP A 71 -1 N ILE A 70 O ILE A 34 SHEET 1 B 2 TYR A 109 ASP A 111 0 SHEET 2 B 2 ARG A 145 ASP A 147 -1 N ILE A 146 O ILE A 110 LINK OD1 ASP A 103 CA CA A 160 1555 1555 2.23 LINK OD1 ASN A 105 CA CA A 160 1555 1555 2.35 LINK ND2 ASN A 105 CA CA A 160 1555 1555 3.28 LINK OD1 ASP A 107 CA CA A 160 1555 1555 2.28 LINK OD2 ASP A 107 CA CA A 160 1555 1555 3.12 LINK O TYR A 109 CA CA A 160 1555 1555 2.64 LINK OE1 GLU A 114 CA CA A 160 1555 1555 2.28 LINK OE2 GLU A 114 CA CA A 160 1555 1555 2.21 LINK OD1 ASP A 139 CA CA A 161 1555 1555 2.42 LINK OD1 ASN A 141 CA CA A 161 1555 1555 2.20 LINK ND2 ASN A 141 CA CA A 161 1555 1555 3.32 LINK OD1 ASP A 143 CA CA A 161 1555 1555 2.64 LINK OD2 ASP A 143 CA CA A 161 1555 1555 3.05 LINK O ARG A 145 CA CA A 161 1555 1555 2.81 LINK OE1 GLU A 150 CA CA A 161 1555 1555 2.25 LINK OE2 GLU A 150 CA CA A 161 1555 1555 2.51 SITE 1 AC1 5 ASP A 103 ASN A 105 ASP A 107 TYR A 109 SITE 2 AC1 5 GLU A 114 SITE 1 AC2 5 ASP A 139 ASN A 141 ASP A 143 ARG A 145 SITE 2 AC2 5 GLU A 150 CRYST1 46.900 46.900 152.300 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 0.021322 0.012310 0.000000 0.00000 SCALE2 0.000000 0.024620 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006566 0.00000