SMTL ID : 5noj.1

Ca2+-induced Movement of Tropomyosin on Native Cardiac Thin Filaments - "OPEN" state

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-oligomer

Ligands

5 x ADP: ADENOSINE-5'-DIPHOSPHATE(Non-covalent)

ADP.1: 16 residues within 4Å: Chain A: G.9, S.10, L.12, K.14, G.152, D.153, G.178, R.206, K.209, E.210, G.297, G.298, T.299, M.301, Y.302 Ligands: MG.2 10 PLIP interactions: 10 interactions with chain A Hydrogen bonds: A:S.10, A:L.12, A:D.153, A:K.209, A:E.210, A:G.298, A:T.299 Salt bridges: A:K.14, A:K.14 pi-Stacking: A:Y.302 ADP.3: 16 residues within 4Å: Chain B: G.9, S.10, L.12, K.14, G.152, D.153, G.178, R.206, K.209, E.210, G.297, G.298, T.299, M.301, Y.302 Ligands: MG.4 10 PLIP interactions: 10 interactions with chain B Hydrogen bonds: B:S.10, B:L.12, B:D.153, B:K.209, B:E.210, B:G.298, B:T.299 Salt bridges: B:K.14, B:K.14 pi-Stacking: B:Y.302 ADP.5: 16 residues within 4Å: Chain C: G.9, S.10, L.12, K.14, G.152, D.153, G.178, R.206, K.209, E.210, G.297, G.298, T.299, M.301, Y.302 Ligands: MG.6 10 PLIP interactions: 10 interactions with chain C Hydrogen bonds: C:S.10, C:L.12, C:D.153, C:K.209, C:E.210, C:G.298, C:T.299 Salt bridges: C:K.14, C:K.14 pi-Stacking: C:Y.302 ADP.7: 16 residues within 4Å: Chain D: G.9, S.10, L.12, K.14, G.152, D.153, G.178, R.206, K.209, E.210, G.297, G.298, T.299, M.301, Y.302 Ligands: MG.8 10 PLIP interactions: 10 interactions with chain D Hydrogen bonds: D:S.10, D:L.12, D:D.153, D:K.209, D:E.210, D:G.298, D:T.299 Salt bridges: D:K.14, D:K.14 pi-Stacking: D:Y.302 ADP.9: 16 residues within 4Å: Chain E: G.9, S.10, L.12, K.14, G.152, D.153, G.178, R.206, K.209, E.210, G.297, G.298, T.299, M.301, Y.302 Ligands: MG.10 10 PLIP interactions: 10 interactions with chain E Hydrogen bonds: E:S.10, E:L.12, E:D.153, E:K.209, E:E.210, E:G.298, E:T.299 Salt bridges: E:K.14, E:K.14 pi-Stacking: E:Y.302

5 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 3 residues within 4Å: Chain A: Q.133, D.150 Ligands: ADP.1 No protein-ligand interaction detected (PLIP) MG.4: 3 residues within 4Å: Chain B: Q.133, D.150 Ligands: ADP.3 No protein-ligand interaction detected (PLIP) MG.6: 3 residues within 4Å: Chain C: Q.133, D.150 Ligands: ADP.5 No protein-ligand interaction detected (PLIP) MG.8: 3 residues within 4Å: Chain D: Q.133, D.150 Ligands: ADP.7 No protein-ligand interaction detected (PLIP) MG.10: 3 residues within 4Å: Chain E: Q.133, D.150 Ligands: ADP.9 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Risi, C. et al., Ca(2+)-induced movement of tropomyosin on native cardiac thin filaments revealed by cryoelectron microscopy. Proc. Natl. Acad. Sci. U.S.A. (2017)

Release Date

2017-08-02

Peptides

Actin, alpha skeletal muscle: ABCDE
cardiac alpha tropomyosin: FG

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

F
F

G
H

Actin, alpha skeletal muscle

cardiac alpha tropomyosin

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