SMTL ID : 5nog.1

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

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-oligomer

Ligands

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

ADP.1: 15 residues within 4Å: Chain A: S.10, G.11, L.12, K.14, G.152, D.153, R.206, K.209, E.210, G.298, T.299, M.301, Y.302, K.332 Ligands: MG.2 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:L.12, A:D.153, A:K.209, A:E.210, A:E.210, A:K.332 Salt bridges: A:K.14, A:K.14 pi-Stacking: A:Y.302 ADP.3: 16 residues within 4Å: Chain B: D.7, S.10, G.11, L.12, K.14, G.152, D.153, R.206, K.209, E.210, G.298, T.299, M.301, Y.302, K.332 Ligands: MG.4 10 PLIP interactions: 10 interactions with chain B Hydrogen bonds: B:L.12, B:D.153, B:K.209, B:E.210, B:E.210, B:G.298, B:K.332 Salt bridges: B:K.14, B:K.14 pi-Stacking: B:Y.302 ADP.5: 15 residues within 4Å: Chain C: S.10, G.11, L.12, K.14, G.152, D.153, R.206, K.209, E.210, G.298, T.299, M.301, Y.302, K.332 Ligands: MG.6 11 PLIP interactions: 11 interactions with chain C Hydrogen bonds: C:L.12, C:D.153, C:R.206, C:K.209, C:E.210, C:G.298, C:M.301, C:K.332 Salt bridges: C:K.14, C:K.14 pi-Stacking: C:Y.302 ADP.7: 15 residues within 4Å: Chain D: S.10, G.11, L.12, K.14, G.152, D.153, R.206, K.209, E.210, G.298, T.299, M.301, Y.302, K.332 Ligands: MG.8 9 PLIP interactions: 9 interactions with chain D Hydrogen bonds: D:L.12, D:D.153, D:R.206, D:K.209, D:E.210, D:E.210 Salt bridges: D:K.14, D:K.14 pi-Stacking: D:Y.302 ADP.9: 15 residues within 4Å: Chain E: S.10, G.11, L.12, K.14, G.152, D.153, G.178, K.209, E.210, G.298, T.299, M.301, Y.302, K.332 Ligands: MG.10 10 PLIP interactions: 10 interactions with chain E Hydrogen bonds: E:L.12, E:D.153, E:K.209, E:K.209, E:E.210, E:E.210, E:G.298, E:K.332 Salt bridges: E:K.14 pi-Stacking: E:Y.302

5 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: Q.133, D.150, V.335 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: 4 residues within 4Å: Chain C: Q.133, D.150, V.335 Ligands: ADP.5 1 PLIP interactions: 1 interactions with chain C Metal complexes: C:D.150 MG.8: 3 residues within 4Å: Chain D: Q.133, D.150 Ligands: ADP.7 No protein-ligand interaction detected (PLIP) MG.10: 4 residues within 4Å: Chain E: Q.133, D.150, V.335 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

2017-07-19

Peptides

Cardiac muscle alpha actin 1: 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
G

Cardiac muscle alpha actin 1

cardiac alpha tropomyosin

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