PDB Short entry for 2N7L HEADER CONTRACTILE PROTEIN 14-SEP-15 2N7L TITLE NMR STRUCTURE OF THE N-DOMAIN OF TROPONIN C BOUND TO THE SWITCH REGION TITLE 2 OF TROPONIN I AND THE COVALENT LEVOSIMENDAN ANALOG I9 COMPND MOL_ID: 1; COMPND 2 MOLECULE: TROPONIN C/TROPONIN I CHIMERA; COMPND 3 CHAIN: C; COMPND 4 SYNONYM: TN-C, CARDIAC TROPONIN I; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: 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, TNNI3; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TROPONIN C, CALCIUM SENSITIZER, CONTRACTION REGULATION, LEVOSIMENDAN, KEYWDS 2 CONTRACTILE PROTEIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR S.E.PINEDA SANABRIA,B.D.SYKES,I.M.ROBERTSON REVDAT 2 14-JUN-23 2N7L 1 REMARK SEQADV LINK REVDAT 1 27-JUL-16 2N7L 0 JRNL AUTH S.E.PINEDA SANABRIA,I.M.ROBERTSON,Y.SUN,M.IRVING,B.D.SYKES JRNL TITL TROPONIN C WITH COVALENTLY BOUND LEVOSIMENDAN ANALOG I9 JRNL TITL 2 ENHANCES CONTRACTION IN CARDIAC MUSCLE FIBERS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : VNMRJ, X-PLOR NIH 2.35 REMARK 3 AUTHORS : VARIAN (VNMRJ), SCHWIETERS, KUSZEWSKI, TJANDRA AND REMARK 3 CLORE (X-PLOR NIH) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2N7L COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-SEP-15. REMARK 100 THE DEPOSITION ID IS D_1000104522. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 303 REMARK 210 PH : 6.9 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 0.5-0.8 MM [U-15N] PROTEIN_1, REMARK 210 100 MM POTASSIUM CHLORIDE, 10 MM REMARK 210 IMIDAZOLE, 2 MM CALCIUM CHLORIDE, REMARK 210 0.25 MM [U-99% 2H] DSS, 95% H2O/ REMARK 210 5% D2O; 0.5-0.8 MM [U-13C; U-15N] REMARK 210 PROTEIN_1, 100 MM POTASSIUM REMARK 210 CHLORIDE, 10 MM IMIDAZOLE, 2 MM REMARK 210 CALCIUM CHLORIDE, 0.25 MM [U-99% REMARK 210 2H] DSS, 95% H2O/5% D2O; 0.5-0.8 REMARK 210 MM [U-13C; U-15N] PROTEIN_1, 100 REMARK 210 MM POTASSIUM CHLORIDE, 10 MM [U- REMARK 210 99% 2H] IMIDAZOLE, 2 MM CALCIUM REMARK 210 CHLORIDE, 0.25 MM [U-99% 2H] DSS, REMARK 210 100% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 2D 1H-13C HSQC; REMARK 210 3D HNCACB; 3D CBCA(CO)NH; 3D REMARK 210 HNHA; 3D H(CCO)NH; 3D C(CO)NH; REMARK 210 3D 1H-15N NOESY; 3D 1H-13C NOESY REMARK 210 ALIPHATIC; GNOESYCHSQC_CNFILT; REMARK 210 2D 1H-1H NOESY CN FILTERED; 2D REMARK 210 1H-1H TOCSY; 2D 1H-19F HMQC REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ; 800 MHZ REMARK 210 SPECTROMETER MODEL : INOVA REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NMRPIPE, NMRVIEW, TALOS, X-PLOR REMARK 210 NIH 2.35, PRODRG REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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: C 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. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 MODELS 1-20 REMARK 465 RES C SSSEQI REMARK 465 MET C -14 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS 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 O ALA C 8 H LEU C 12 1.60 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 1 HIS C -11 -148.99 57.31 REMARK 500 1 HIS C -9 -63.87 -97.91 REMARK 500 1 ARG C -2 179.89 58.81 REMARK 500 1 SER C 0 -120.39 -149.13 REMARK 500 1 MET C 1 -12.49 67.64 REMARK 500 1 LEU C 92 -46.86 -139.66 REMARK 500 1 TYR C 93 -102.74 44.40 REMARK 500 1 GLN C 95 89.06 46.38 REMARK 500 1 ARG C 98 98.99 -57.78 REMARK 500 1 ARG C 100 -92.87 34.31 REMARK 500 2 PRO C -3 34.33 -65.12 REMARK 500 2 ARG C -2 -130.62 50.92 REMARK 500 2 SER C 0 177.25 57.14 REMARK 500 2 SER C 37 -164.62 -121.12 REMARK 500 2 ASP C 65 142.77 -35.27 REMARK 500 2 ASN C 91 29.79 40.92 REMARK 500 2 TYR C 93 -73.79 67.06 REMARK 500 2 PHE C 94 81.51 -150.18 REMARK 500 2 ARG C 98 -124.89 50.10 REMARK 500 2 ALA C 113 138.33 66.00 REMARK 500 2 ARG C 114 3.90 59.56 REMARK 500 2 ASP C 120 173.51 55.07 REMARK 500 2 HIS C 124 116.99 58.74 REMARK 500 3 HIS C -11 -144.67 42.19 REMARK 500 3 HIS C -10 -98.51 40.07 REMARK 500 3 SER C 0 -84.80 -130.23 REMARK 500 3 ASN C 91 -134.65 -155.29 REMARK 500 3 LEU C 92 -38.11 -152.31 REMARK 500 3 TYR C 93 -132.80 54.60 REMARK 500 3 ARG C 97 88.09 52.17 REMARK 500 3 ARG C 114 -150.67 -100.85 REMARK 500 3 ALA C 115 172.90 79.71 REMARK 500 3 ASP C 120 35.79 33.12 REMARK 500 3 LEU C 121 160.18 61.75 REMARK 500 4 LEU C -5 -75.04 60.26 REMARK 500 4 ARG C -2 -74.91 56.38 REMARK 500 4 SER C 37 -165.58 -120.82 REMARK 500 4 LEU C 92 -153.75 85.25 REMARK 500 4 VAL C 99 -162.86 40.61 REMARK 500 4 ALA C 113 -89.03 49.06 REMARK 500 4 ALA C 115 106.97 -44.34 REMARK 500 4 LYS C 116 148.07 -171.41 REMARK 500 4 ALA C 123 92.07 54.68 REMARK 500 5 HIS C -12 -91.05 52.18 REMARK 500 5 SER C 37 -164.11 -126.63 REMARK 500 5 LEU C 92 -21.44 -161.88 REMARK 500 5 PHE C 94 -117.87 39.41 REMARK 500 5 ARG C 100 -53.56 71.29 REMARK 500 5 LYS C 116 -173.44 46.49 REMARK 500 5 ASP C 120 85.08 43.80 REMARK 500 REMARK 500 THIS ENTRY HAS 198 RAMACHANDRAN OUTLIERS. 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 C 201 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP C 65 OD1 REMARK 620 2 ASP C 67 OD1 131.2 REMARK 620 3 SER C 69 OG 105.0 71.1 REMARK 620 4 THR C 71 O 77.7 129.8 61.0 REMARK 620 5 GLU C 76 OE1 109.5 118.4 106.7 66.4 REMARK 620 6 GLU C 76 OE2 148.2 73.0 102.8 103.1 46.7 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 CA C 201 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 25810 RELATED DB: BMRB DBREF 2N7L C 1 89 UNP P63316 TNNC1_HUMAN 1 89 DBREF 2N7L C 97 126 UNP P19429 TNNI3_HUMAN 145 174 SEQADV 2N7L MET C -14 UNP P63316 EXPRESSION TAG SEQADV 2N7L HIS C -13 UNP P63316 EXPRESSION TAG SEQADV 2N7L HIS C -12 UNP P63316 EXPRESSION TAG SEQADV 2N7L HIS C -11 UNP P63316 EXPRESSION TAG SEQADV 2N7L HIS C -10 UNP P63316 EXPRESSION TAG SEQADV 2N7L HIS C -9 UNP P63316 EXPRESSION TAG SEQADV 2N7L HIS C -8 UNP P63316 EXPRESSION TAG SEQADV 2N7L GLY C -7 UNP P63316 EXPRESSION TAG SEQADV 2N7L GLY C -6 UNP P63316 EXPRESSION TAG SEQADV 2N7L LEU C -5 UNP P63316 EXPRESSION TAG SEQADV 2N7L VAL C -4 UNP P63316 EXPRESSION TAG SEQADV 2N7L PRO C -3 UNP P63316 EXPRESSION TAG SEQADV 2N7L ARG C -2 UNP P63316 EXPRESSION TAG SEQADV 2N7L GLY C -1 UNP P63316 EXPRESSION TAG SEQADV 2N7L SER C 0 UNP P63316 EXPRESSION TAG SEQADV 2N7L SER C 35 UNP P63316 CYS 35 ENGINEERED MUTATION SEQADV 2N7L GLU C 90 UNP P63316 LINKER SEQADV 2N7L ASN C 91 UNP P63316 LINKER SEQADV 2N7L LEU C 92 UNP P63316 LINKER SEQADV 2N7L TYR C 93 UNP P63316 LINKER SEQADV 2N7L PHE C 94 UNP P63316 LINKER SEQADV 2N7L GLN C 95 UNP P63316 LINKER SEQADV 2N7L GLY C 96 UNP P63316 LINKER SEQRES 1 C 141 MET HIS HIS HIS HIS HIS HIS GLY GLY LEU VAL PRO ARG SEQRES 2 C 141 GLY SER MET ASP ASP ILE TYR LYS ALA ALA VAL GLU GLN SEQRES 3 C 141 LEU THR GLU GLU GLN LYS ASN GLU PHE LYS ALA ALA PHE SEQRES 4 C 141 ASP ILE PHE VAL LEU GLY ALA GLU ASP GLY SER ILE SER SEQRES 5 C 141 THR LYS GLU LEU GLY LYS VAL MET ARG MET LEU GLY GLN SEQRES 6 C 141 ASN PRO THR PRO GLU GLU LEU GLN GLU MET ILE ASP GLU SEQRES 7 C 141 VAL ASP GLU ASP GLY SER GLY THR VAL ASP PHE ASP GLU SEQRES 8 C 141 PHE LEU VAL MET MET VAL ARG 4J4 MET LYS ASP ASP SER SEQRES 9 C 141 GLU ASN LEU TYR PHE GLN GLY ARG ARG VAL ARG ILE SER SEQRES 10 C 141 ALA ASP ALA MET MET GLN ALA LEU LEU GLY ALA ARG ALA SEQRES 11 C 141 LYS GLU SER LEU ASP LEU ARG ALA HIS LEU LYS MODRES 2N7L 4J4 C 84 CYS HET 4J4 C 84 41 HET CA C 201 1 HETNAM 4J4 S-(2-{[(2',4'-DIFLUOROBIPHENYL-4-YL)METHYL]AMINO}-2- HETNAM 2 4J4 OXOETHYL)-L-CYSTEINE HETNAM CA CALCIUM ION FORMUL 1 4J4 C18 H18 F2 N2 O3 S FORMUL 2 CA CA 2+ HELIX 1 1 MET C 1 LEU C 12 1 12 HELIX 2 2 THR C 13 LEU C 29 1 17 HELIX 3 3 SER C 37 GLY C 49 1 13 HELIX 4 4 THR C 53 ASP C 65 1 13 HELIX 5 5 ASP C 73 ASN C 91 1 19 HELIX 6 6 SER C 102 GLY C 112 1 11 LINK C ARG C 83 N 4J4 C 84 1555 1555 1.32 LINK C 4J4 C 84 N MET C 85 1555 1555 1.33 LINK OD1 ASP C 65 CA CA C 201 1555 1555 2.86 LINK OD1 ASP C 67 CA CA C 201 1555 1555 2.86 LINK OG SER C 69 CA CA C 201 1555 1555 2.63 LINK O THR C 71 CA CA C 201 1555 1555 2.87 LINK OE1 GLU C 76 CA CA C 201 1555 1555 2.54 LINK OE2 GLU C 76 CA CA C 201 1555 1555 2.85 SITE 1 AC1 5 ASP C 65 ASP C 67 SER C 69 THR C 71 SITE 2 AC1 5 GLU C 76 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000