SMTL ID : 1dtl.1

CRYSTAL STRUCTURE OF CALCIUM-SATURATED (3CA2+) CARDIAC TROPONIN C COMPLEXED WITH THE CALCIUM SENSITIZER BEPRIDIL AT 2.15 A RESOLUTION

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.15 Å

Oligo State

monomer

Ligands

3 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: D.65, D.67, S.69, T.71, E.76 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.65, A:S.69, A:T.71, A:E.76, H2O.1 CA.2: 5 residues within 4Å: Chain A: D.105, N.107, D.109, Y.111, E.116 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.105, A:D.109, A:Y.111, A:E.116, H2O.1 CA.3: 5 residues within 4Å: Chain A: D.141, N.143, D.145, R.147, E.152 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.141, A:D.145, A:R.147, A:E.152, H2O.1

3 x BEP: 1-ISOBUTOXY-2-PYRROLIDINO-3[N-BENZYLANILINO] PROPANE(Non-covalent)

BEP.4: 12 residues within 4Å: Chain A: F.27, I.36, L.41, M.45, L.48, M.60, V.64, M.80, E.96, L.97, L.100 Ligands: BEP.5 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:F.27, A:I.36, A:L.41, A:L.41, A:L.48, A:V.64, A:E.96, A:L.97, A:L.100 Salt bridges: A:E.96 pi-Stacking: A:F.27 BEP.5: 15 residues within 4Å: Chain A: F.20, A.23, I.26, F.27, F.77, M.81, L.100, F.104, L.117, M.120, L.136, F.153, F.156, M.157 Ligands: BEP.4 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:F.20, A:I.26, A:F.27, A:F.77, A:L.100, A:L.117, A:L.136, A:F.153, A:F.156, A:F.156 pi-Stacking: A:F.104 BEP.6: 8 residues within 4Å: Chain A: M.45, Q.50, P.52, E.56, E.96, D.99, R.102, M.103 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:Q.50, A:P.52, A:E.56, A:E.96, A:D.99, A:R.102 Salt bridges: A:D.99

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Li, Y. et al., Bepridil opens the regulatory N-terminal lobe of cardiac troponin C. Proc.Natl.Acad.Sci.USA (2000)

Release Date

2000-05-12

Peptides

CARDIAC TROPONIN C: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

CARDIAC TROPONIN C

Related Entries With Identical Sequence