SMTL ID : 7kaa.1

NMR solution structures of tirasemtiv drug bound to a fast skeletal troponin C-troponin I complex

Coordinates

PDB Format

Method

SOLUTION NMR

Oligo State

monomer

Ligands

1 x CA: CALCIUM ION(Non-covalent)

CA.1: 6 residues within 4Å: Chain A: D.67, D.69, S.71, G.72, T.73, E.78 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.67, A:D.69, A:S.71, A:T.73, A:E.78

1 x W97: 6-ethynyl-1-(pentan-3-yl)-1H-imidazo[4,5-b]pyrazin-2-ol(Non-covalent)

W97.2: 14 residues within 4Å: Chain A: L.43, V.46, M.47, Q.52, E.58, L.59, I.62, M.82, M.83, R.85, Q.86, R.114, M.120, L.124 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:L.43, A:V.46, A:E.58, A:I.62, A:L.124 Hydrogen bonds: A:Q.86

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Li, M.X. et al., Structural Basis of Tirasemtiv Activation of Fast Skeletal Muscle. J.Med.Chem. (2021)

Release Date

2021-03-24

Peptides

Troponin C, skeletal muscle,Troponin I, fast skeletal muscle chimera: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Troponin C, skeletal muscle,Troponin I, fast skeletal muscle chimera