SMTL ID : 9cfu.1

Cryo-EM structure of myosin-1c bound to F-actin in the ADP-A state

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-3-1-1-mer

Ligands

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

ADP.1: 18 residues within 4Å: Chain A: G.13, S.14, G.15, L.16, K.18, G.156, D.157, G.182, R.210, K.213, E.214, G.301, G.302, T.303, M.305, Y.306, K.336 Ligands: MG.2 14 PLIP interactions: 14 interactions with chain A Hydrogen bonds: A:S.14, A:G.15, A:L.16, A:L.16, A:D.157, A:D.157, A:D.157, A:G.158, A:K.213, A:E.214, A:G.302 Salt bridges: A:K.18, A:K.18 pi-Stacking: A:Y.306 ADP.4: 17 residues within 4Å: Chain B: G.13, S.14, G.15, L.16, K.18, G.156, D.157, G.182, R.210, K.213, E.214, G.301, G.302, T.303, M.305, Y.306, K.336 14 PLIP interactions: 14 interactions with chain B Hydrogen bonds: B:S.14, B:G.15, B:L.16, B:L.16, B:D.157, B:D.157, B:D.157, B:K.213, B:E.214, B:G.302, B:K.336 Salt bridges: B:K.18, B:K.18 pi-Stacking: B:Y.306 ADP.6: 18 residues within 4Å: Chain C: G.13, S.14, G.15, L.16, K.18, G.156, D.157, G.182, R.210, K.213, E.214, G.301, G.302, T.303, M.305, Y.306, K.336 Ligands: MG.5 14 PLIP interactions: 14 interactions with chain C Hydrogen bonds: C:S.14, C:G.15, C:L.16, C:L.16, C:D.157, C:D.157, C:D.157, C:K.213, C:E.214, C:G.302, C:K.336 Salt bridges: C:K.18, C:K.18 pi-Stacking: C:Y.306 ADP.7: 15 residues within 4Å: Chain D: N.53, P.54, Y.55, R.56, Y.61, E.106, S.107, G.108, A.109, G.110, K.111, T.112, E.113, S.161 Ligands: MG.8 12 PLIP interactions: 12 interactions with chain D Hydrogen bonds: D:N.53, D:Y.61, D:Y.61, D:E.106, D:G.108, D:A.109, D:G.110, D:K.111, D:T.112, D:E.113, D:S.161 Salt bridges: D:K.111

4 x MG: MAGNESIUM ION(Non-covalent)(Non-functional Binders)

MG.2: 2 residues within 4Å: Chain A: Q.137 Ligands: ADP.1 No protein-ligand interaction detected (PLIP) MG.3: 2 residues within 4Å: Chain B: Y.69, E.207 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:Y.69, B:E.207, B:E.207 MG.5: 1 residues within 4Å: Ligands: ADP.6 No protein-ligand interaction detected (PLIP) MG.8: 3 residues within 4Å: Chain D: T.112, S.161 Ligands: ADP.7 2 PLIP interactions: 2 interactions with chain D Metal complexes: D:T.112, D:S.161

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chavali, S.S. et al., High resolution structures of Myosin-IC reveal a unique actin-binding orientation, ADP releasepathway, and power stroke trajectory. To Be Published

Release Date

2025-02-12

Peptides

Actin, alpha skeletal muscle: ABC
Unconventional myosin-Ic: D
Calmodulin-1: E

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
C

C
D

D
P

E
R

Actin, alpha skeletal muscle

Unconventional myosin-Ic

Calmodulin-1

Related Entries With Identical Sequence