SMTL ID : 7ccc.1

The structure of the actin filament uncapping complex mediated by twinfilin

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.20 Å

Oligo State

hetero-2-1-1-1-mer

Ligands

2 x CA: CALCIUM ION(Non-covalent)

CA.1: 2 residues within 4Å: Chain A: K.20 Ligands: ADP.2 No protein-ligand interaction detected (PLIP) CA.3: 2 residues within 4Å: Chain E: K.20 Ligands: ADP.4 No protein-ligand interaction detected (PLIP)

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

ADP.2: 18 residues within 4Å: Chain A: G.15, S.16, G.17, L.18, K.20, S.157, G.158, D.159, G.184, K.215, E.216, G.303, G.304, T.305, M.307, Y.308, K.338 Ligands: CA.1 14 PLIP interactions: 14 interactions with chain A Hydrogen bonds: A:S.16, A:G.17, A:L.18, A:D.159, A:D.159, A:D.159, A:T.188, A:K.215, A:E.216, A:G.304 Water bridges: A:D.13 Salt bridges: A:K.20, A:K.20 pi-Stacking: A:Y.308 ADP.4: 17 residues within 4Å: Chain E: G.15, S.16, G.17, L.18, K.20, G.158, D.159, G.184, R.185, K.215, E.216, G.304, T.305, M.307, Y.308, K.338 Ligands: CA.3 14 PLIP interactions: 14 interactions with chain E Hydrogen bonds: E:S.16, E:S.16, E:G.17, E:L.18, E:D.159, E:D.159, E:G.160, E:K.215, E:E.216, E:E.216, E:G.304 Salt bridges: E:K.20, E:K.20 pi-Stacking: E:Y.308

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Mwangangi, D.M. et al., The structure of the actin filament uncapping complex mediated by twinfilin. Sci Adv (2021)

Release Date

2021-02-03

Peptides

Actin, alpha skeletal muscle: AE
Twinfilin-1: B
F-actin-capping protein subunit alpha: C
F-actin-capping protein subunit beta: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

E
E

B
B

C
C

D
D

Actin, alpha skeletal muscle

Twinfilin-1

F-actin-capping protein subunit alpha

F-actin-capping protein subunit beta

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