SMTL ID : 3rv5.2 (4 other biounits)

Crystal structure of human cardiac troponin C regulatory domain in complex with cadmium and deoxycholic acid

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

monomer

Ligands

1 x DXC: (3ALPHA,5BETA,12ALPHA)-3,12-DIHYDROXYCHOLAN-24-OIC ACID(Non-covalent)

DXC.1: 3 residues within 4Å: Chain A: K.17, F.20, K.21 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:K.17, A:F.20

2 x CA: CALCIUM ION(Non-covalent)

CA.2: 1 residues within 4Å: Chain A: E.66 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:E.66 CA.3: 2 residues within 4Å: Chain A: E.59, E.63 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.59, A:E.63, H2O.2

7 x CD: CADMIUM ION(Non-covalent)

CD.4: 5 residues within 4Å: Chain A: G.30, D.33, C.35, E.40 Ligands: CD.6 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:D.33, A:C.35, A:C.35, A:E.40, A:E.40 CD.5: 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:D.67, A:T.71, A:E.76, H2O.1 CD.6: 3 residues within 4Å: Chain A: D.33, C.35 Ligands: CD.4 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:C.35, H2O.1, H2O.2, H2O.2, H2O.2 CD.7: 2 residues within 4Å: Chain A: D.73, D.75 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.73, A:D.75, A:D.75, H2O.1, H2O.1 CD.8: 1 residues within 4Å: Chain A: E.32 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.32, A:E.32, H2O.2, H2O.2 CD.9: 1 residues within 4Å: Chain A: E.59 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:E.59, A:E.59, H2O.1, H2O.1, H2O.1 CD.10: 1 residues within 4Å: Chain A: D.62 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:D.62

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Li, A.Y. et al., Crystal structure of cardiac troponin C regulatory domain in complex with cadmium and deoxycholic Acid reveals novel conformation. J.Mol.Biol. (2011)

Release Date

2011-08-31

Peptides

Troponin C, slow skeletal and cardiac muscles: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Troponin C, slow skeletal and cardiac muscles

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