SMTL ID : 7sup.1

NMR structure of cTnC-TnI chimera bound to calcium and A1

Coordinates

PDB Format Compare

Method

SOLUTION NMR

Oligo State

monomer

Ligands

1 x BQ6: 4-(3-cyano-3-methylazetidine-1-carbonyl)-N-[(3S)-7-fluoro-6-methyl-3,4-dihydro-2H-1-benzopyran-3-yl]-5-methyl-1H-pyrrole-2-sulfonamide(Non-covalent)

BQ6.1: 24 residues within 4Å: Chain A: F.27, I.36, L.41, M.45, Q.50, N.51, P.52, E.56, E.59, M.60, I.61, E.63, V.64, V.72, F.77, M.80, R.83, C.84, S.89, K.90, V.96, R.97, I.98, M.103 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:I.36, A:Q.50, A:I.61, A:V.64, A:V.64, A:V.72, A:V.96, A:V.96, A:I.98, A:I.98 Hydrogen bonds: A:K.90, A:R.97, A:R.97, A:I.98

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 8 residues within 4Å: Chain A: D.65, D.67, G.68, S.69, G.70, T.71, V.72, E.76 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.65, A:D.67, A:S.69, A:T.71, A:E.76

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Poppe, L. et al., Structural and Thermodynamic Model for the Activation of Cardiac Troponin. Biochemistry (2022)

Release Date

2022-04-06

Peptides

Troponin C, slow skeletal and cardiac muscles,Troponin I, cardiac muscle chimera: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Troponin C, slow skeletal and cardiac muscles,Troponin I, cardiac muscle chimera

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