HEADER CONTRACTILE PROTEIN 08-JUN-11 3SD6 TITLE CRYSTAL STRUCTURE OF THE AMINO-TERMINAL DOMAIN OF HUMAN CARDIAC TITLE 2 TROPONIN C IN COMPLEX WITH CADMIUM AT 1.4 RESOLUTION. COMPND MOL_ID: 1; COMPND 2 MOLECULE: TROPONIN C, SLOW SKELETAL AND CARDIAC MUSCLES; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: N-TERMINAL DOMAIN, UNP RESIDUES 1-89; COMPND 5 SYNONYM: TN-C; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: TNNC, TNNC1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET21A KEYWDS HELIX-LOOP-HELIX EF-HAND MOTIF, CONTRACTILE PROTEIN, CALCIUM SENSOR, KEYWDS 2 CADMIUM BINDING EXPDTA X-RAY DIFFRACTION AUTHOR X.L.ZHANG,M.PAETZEL REVDAT 5 28-FEB-24 3SD6 1 REMARK LINK REVDAT 4 08-NOV-17 3SD6 1 REMARK REVDAT 3 15-MAY-13 3SD6 1 JRNL REVDAT 2 06-FEB-13 3SD6 1 JRNL REVDAT 1 13-JUN-12 3SD6 0 JRNL AUTH X.L.ZHANG,G.F.TIBBITS,M.PAETZEL JRNL TITL THE STRUCTURE OF CARDIAC TROPONIN C REGULATORY DOMAIN WITH JRNL TITL 2 BOUND CD(2+) REVEALS A CLOSED CONFORMATION AND UNIQUE ION JRNL TITL 3 COORDINATION. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 69 722 2013 JRNL REFN ISSN 0907-4449 JRNL PMID 23633581 JRNL DOI 10.1107/S0907444913001182 REMARK 2 REMARK 2 RESOLUTION. 1.37 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0109 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.37 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.93 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 96.7 REMARK 3 NUMBER OF REFLECTIONS : 17008 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.134 REMARK 3 R VALUE (WORKING SET) : 0.133 REMARK 3 FREE R VALUE : 0.148 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.200 REMARK 3 FREE R VALUE TEST SET COUNT : 924 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.37 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.41 REMARK 3 REFLECTION IN BIN (WORKING SET) : 966 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 76.33 REMARK 3 BIN R VALUE (WORKING SET) : 0.2570 REMARK 3 BIN FREE R VALUE SET COUNT : 56 REMARK 3 BIN FREE R VALUE : 0.2550 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 667 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 17 REMARK 3 SOLVENT ATOMS : 49 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.78 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.10000 REMARK 3 B22 (A**2) : 1.10000 REMARK 3 B33 (A**2) : -1.65000 REMARK 3 B12 (A**2) : 0.55000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.050 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.044 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.028 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.566 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.976 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.977 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 694 ; 0.012 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 917 ; 1.541 ; 1.989 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 84 ; 6.025 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 36 ;43.900 ;27.222 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 131 ;15.722 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 2 ;25.800 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 101 ; 0.118 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 521 ; 0.015 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 439 ; 3.781 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 687 ; 5.169 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 255 ; 6.916 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 230 ; 9.236 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 694 ; 4.134 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3SD6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-JUN-11. REMARK 100 THE DEPOSITION ID IS D_1000066059. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-JUL-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CLSI REMARK 200 BEAMLINE : 08ID-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97949 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17494 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.370 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 200 DATA REDUNDANCY : 10.50 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 64.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.37 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.42 REMARK 200 COMPLETENESS FOR SHELL (%) : 79.8 REMARK 200 DATA REDUNDANCY IN SHELL : 4.30 REMARK 200 R MERGE FOR SHELL (I) : 0.42900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 2.1.4 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.82 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CADMIUM SULPHATE 0.05M, SODIUM ACETATE REMARK 280 1.0M, 0.1M HEPES, PH 7.5, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 298.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 38.68033 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 77.36067 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 58.02050 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 96.70083 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 19.34017 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 38.68033 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 77.36067 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 96.70083 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 58.02050 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 19.34017 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 CA CA A 94 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 113 LIES ON A SPECIAL POSITION. 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 ASP A 67 REMARK 465 GLY A 68 REMARK 465 SER A 69 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 3 CG OD1 OD2 REMARK 470 ILE A 4 CG1 CG2 CD1 REMARK 470 LYS A 39 CD CE NZ REMARK 470 GLU A 55 CG CD OE1 OE2 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 OE2 GLU A 59 O HOH A 146 1.85 REMARK 500 OE2 GLU A 76 O HOH A 147 2.12 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 A 145 O HOH A 146 6665 2.18 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 94 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 15 OE2 REMARK 620 2 GLU A 19 OE2 91.4 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 93 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 19 OE2 REMARK 620 2 GLU A 19 OE1 53.1 REMARK 620 3 HOH A 129 O 95.9 80.8 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD A 101 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 PHE A 27 O REMARK 620 2 GLU A 40 OE2 98.2 REMARK 620 3 GLU A 40 OE1 89.7 55.9 REMARK 620 4 HOH A 125 O 85.6 145.7 90.3 REMARK 620 5 HOH A 145 O 169.4 87.5 86.1 84.8 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD A 104 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 33 OD1 REMARK 620 2 ASP A 33 OD2 54.5 REMARK 620 3 CYS A 35 O 86.2 80.9 REMARK 620 4 CYS A 35 SG 99.8 151.9 86.7 REMARK 620 5 ACT A 90 OXT 139.6 85.1 85.8 119.2 REMARK 620 6 HOH A 97 O 93.8 98.6 179.4 93.9 93.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD A 103 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLN A 50 OE1 REMARK 620 2 CYS A 84 O 78.5 REMARK 620 3 CYS A 84 SG 84.1 90.7 REMARK 620 4 ASP A 87 OD1 149.4 72.2 104.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD A 102 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 56 OE1 REMARK 620 2 GLU A 56 OE2 55.6 REMARK 620 3 CYS A 84 SG 122.9 112.9 REMARK 620 4 ASP A 87 OD2 122.8 84.4 108.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD A 106 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 59 OE2 REMARK 620 2 GLU A 59 OE1 54.3 REMARK 620 3 HOH A 131 O 92.0 84.7 REMARK 620 4 HOH A 132 O 130.2 75.9 84.0 REMARK 620 5 HOH A 133 O 96.5 92.0 166.8 82.8 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD A 107 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 65 OD2 REMARK 620 2 THR A 71 O 76.9 REMARK 620 3 GLU A 76 OE1 102.4 96.4 REMARK 620 4 GLU A 76 OE2 89.6 142.2 51.8 REMARK 620 5 HOH A 147 O 88.0 157.8 102.7 52.0 REMARK 620 6 HOH A 148 O 78.3 72.6 168.7 139.4 88.6 REMARK 620 7 HOH A 151 O 162.6 96.3 94.3 104.9 93.4 84.3 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD A 105 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 66 OE2 REMARK 620 2 ASP A 73 OD2 129.5 REMARK 620 3 ASP A 73 OD1 105.2 52.5 REMARK 620 4 ASP A 75 OD2 76.1 137.2 91.1 REMARK 620 5 ASP A 75 OD1 129.5 89.1 70.7 54.3 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 101 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 102 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 103 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 104 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 105 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 106 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 107 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 90 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 91 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 93 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 94 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3RV5 RELATED DB: PDB REMARK 900 N-TERMINAL DOMAIN HUMAN CTNC IN COMPLEX WITH CADMIUM AND REMARK 900 DEOXYCHOLIC ACID REMARK 900 RELATED ID: 1J1D RELATED DB: PDB REMARK 900 FULL LENGTH & CALCUIM SATURATED HUMAN CTNC IN COMPLEX WITH CTNI AND REMARK 900 CTNT REMARK 900 RELATED ID: 1WRK RELATED DB: PDB REMARK 900 CALCIUM BOUND HUMAN N-CTNC IN COMPLEX WITH TRIFLUOROPERAZINE REMARK 900 RELATED ID: 1MXL RELATED DB: PDB REMARK 900 CALCIUM BOUND HUMAN N-CTNC IN COMPLEX WITH CTNI (147-163) REMARK 900 RELATED ID: 1AP4 RELATED DB: PDB REMARK 900 CALCIUM BOUND HUMAN N-CTNC REMARK 900 RELATED ID: 1SPY RELATED DB: PDB REMARK 900 CALCIUM FREE HUMAN N-CTNC REMARK 900 RELATED ID: 3SWB RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE AMINO-TERMINAL DOMAIN OF HUMAN CARDIAC REMARK 900 TROPONIN C IN COMPLEX WITH CADMIUM AT 1.7 RESOLUTION. REMARK 900 RELATED ID: 4GJE RELATED DB: PDB REMARK 900 RELATED ID: 4GJF RELATED DB: PDB REMARK 900 RELATED ID: 4GJG RELATED DB: PDB DBREF 3SD6 A 1 89 UNP P63316 TNNC1_HUMAN 1 89 SEQRES 1 A 89 MET ASP ASP ILE TYR LYS ALA ALA VAL GLU GLN LEU THR SEQRES 2 A 89 GLU GLU GLN LYS ASN GLU PHE LYS ALA ALA PHE ASP ILE SEQRES 3 A 89 PHE VAL LEU GLY ALA GLU ASP GLY CYS ILE SER THR LYS SEQRES 4 A 89 GLU LEU GLY LYS VAL MET ARG MET LEU GLY GLN ASN PRO SEQRES 5 A 89 THR PRO GLU GLU LEU GLN GLU MET ILE ASP GLU VAL ASP SEQRES 6 A 89 GLU ASP GLY SER GLY THR VAL ASP PHE ASP GLU PHE LEU SEQRES 7 A 89 VAL MET MET VAL ARG CYS MET LYS ASP ASP SER HET CD A 101 1 HET CD A 102 1 HET CD A 103 1 HET CD A 104 1 HET CD A 105 1 HET CD A 106 1 HET CD A 107 1 HET ACT A 90 4 HET ACT A 91 4 HET CA A 93 1 HET CA A 94 1 HETNAM CD CADMIUM ION HETNAM ACT ACETATE ION HETNAM CA CALCIUM ION FORMUL 2 CD 7(CD 2+) FORMUL 9 ACT 2(C2 H3 O2 1-) FORMUL 11 CA 2(CA 2+) FORMUL 13 HOH *49(H2 O) HELIX 1 1 ASP A 2 GLU A 10 1 9 HELIX 2 2 THR A 13 ILE A 26 1 14 HELIX 3 3 THR A 38 LEU A 48 1 11 HELIX 4 4 THR A 53 ASP A 65 1 13 HELIX 5 5 PHE A 74 LYS A 86 1 13 SHEET 1 A 2 CYS A 35 SER A 37 0 SHEET 2 A 2 THR A 71 ASP A 73 -1 O VAL A 72 N ILE A 36 LINK OE2 GLU A 15 CA CA A 94 1555 1555 2.27 LINK OE2BGLU A 19 CA CA A 93 1555 1555 2.40 LINK OE1BGLU A 19 CA CA A 93 1555 1555 2.52 LINK OE2AGLU A 19 CA CA A 94 1555 1555 2.02 LINK O PHE A 27 CD CD A 101 1555 1555 2.34 LINK OD1 ASP A 33 CD CD A 104 1555 1555 2.27 LINK OD2 ASP A 33 CD CD A 104 1555 1555 2.48 LINK O CYS A 35 CD CD A 104 1555 1555 2.46 LINK SG CYS A 35 CD CD A 104 1555 1555 2.55 LINK OE2 GLU A 40 CD CD A 101 1555 1555 2.26 LINK OE1 GLU A 40 CD CD A 101 1555 1555 2.39 LINK OE1 GLN A 50 CD CD A 103 1555 1555 2.40 LINK OE1 GLU A 56 CD CD A 102 1555 1555 2.28 LINK OE2 GLU A 56 CD CD A 102 1555 1555 2.33 LINK OE2 GLU A 59 CD CD A 106 1555 1555 2.29 LINK OE1 GLU A 59 CD CD A 106 1555 1555 2.49 LINK OD2 ASP A 65 CD CD A 107 1555 1555 2.16 LINK OE2 GLU A 66 CD CD A 105 1555 1555 2.39 LINK O THR A 71 CD CD A 107 1555 1555 2.55 LINK OD2 ASP A 73 CD CD A 105 1555 1555 2.25 LINK OD1 ASP A 73 CD CD A 105 1555 1555 2.63 LINK OD2 ASP A 75 CD CD A 105 1555 1555 2.30 LINK OD1 ASP A 75 CD CD A 105 1555 1555 2.45 LINK OE1 GLU A 76 CD CD A 107 1555 1555 2.27 LINK OE2 GLU A 76 CD CD A 107 1555 1555 2.61 LINK SG CYS A 84 CD CD A 102 1555 1555 2.49 LINK O CYS A 84 CD CD A 103 1555 1555 2.30 LINK SG CYS A 84 CD CD A 103 1555 1555 2.54 LINK OD2 ASP A 87 CD CD A 102 1555 1555 2.18 LINK OD1 ASP A 87 CD CD A 103 1555 1555 2.31 LINK OXT ACT A 90 CD CD A 104 1555 1555 2.30 LINK CA CA A 93 O HOH A 129 1555 1555 2.27 LINK O HOH A 97 CD CD A 104 1555 1555 2.42 LINK CD CD A 101 O HOH A 125 1555 1555 2.34 LINK CD CD A 101 O HOH A 145 1555 1555 2.34 LINK CD CD A 106 O HOH A 131 1555 1555 2.38 LINK CD CD A 106 O HOH A 132 1555 1555 2.38 LINK CD CD A 106 O HOH A 133 1555 1555 2.35 LINK CD CD A 107 O HOH A 147 1555 1555 2.11 LINK CD CD A 107 O HOH A 148 1555 1555 2.04 LINK CD CD A 107 O HOH A 151 1555 1555 2.62 SITE 1 AC1 5 PHE A 27 GLU A 40 GLU A 63 HOH A 125 SITE 2 AC1 5 HOH A 145 SITE 1 AC2 5 GLU A 56 CYS A 84 ASP A 87 SER A 89 SITE 2 AC2 5 CD A 103 SITE 1 AC3 6 GLN A 50 CYS A 84 ASP A 87 ASP A 88 SITE 2 AC3 6 SER A 89 CD A 102 SITE 1 AC4 4 ASP A 33 CYS A 35 ACT A 90 HOH A 97 SITE 1 AC5 4 CYS A 35 GLU A 66 ASP A 73 ASP A 75 SITE 1 AC6 6 MET A 1 GLU A 59 HOH A 131 HOH A 132 SITE 2 AC6 6 HOH A 133 HOH A 146 SITE 1 AC7 6 ASP A 65 THR A 71 GLU A 76 HOH A 147 SITE 2 AC7 6 HOH A 148 HOH A 151 SITE 1 AC8 8 MET A 1 ASP A 33 CYS A 35 THR A 71 SITE 2 AC8 8 CD A 104 HOH A 125 HOH A 145 HOH A 146 SITE 1 AC9 4 GLU A 15 GLU A 19 CA A 93 CA A 94 SITE 1 BC1 4 GLU A 10 GLU A 19 ACT A 91 HOH A 129 SITE 1 BC2 3 GLU A 15 GLU A 19 ACT A 91 CRYST1 49.576 49.576 116.041 90.00 90.00 120.00 P 61 2 2 12 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 0.020171 0.011646 0.000000 0.00000 SCALE2 0.000000 0.023292 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008618 0.00000