SMTL ID : 7cr4.1

human KCNQ2-CaM in complex with ztz240

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-4-4-mer

Ligands

4 x GB9: N-(6-chloranylpyridin-3-yl)-4-fluoranyl-benzamide(Non-covalent)

GB9.1: 12 residues within 4Å: Chain A: I.72, F.75, G.76, F.106, D.110, V.113, L.114, S.117, L.144, I.147, R.148, D.150 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:F.75, A:F.75, A:V.113, A:V.113, A:L.114, A:R.148 Hydrogen bonds: A:R.148 Halogen bonds: A:D.150 GB9.2: 12 residues within 4Å: Chain C: I.72, F.75, G.76, F.106, D.110, V.113, L.114, S.117, L.144, I.147, R.148, D.150 8 PLIP interactions: 8 interactions with chain C Hydrophobic interactions: C:F.75, C:F.75, C:V.113, C:V.113, C:L.114, C:R.148 Hydrogen bonds: C:R.148 Halogen bonds: C:D.150 GB9.3: 12 residues within 4Å: Chain E: I.72, F.75, G.76, F.106, D.110, V.113, L.114, S.117, L.144, I.147, R.148, D.150 8 PLIP interactions: 8 interactions with chain E Hydrophobic interactions: E:F.75, E:F.75, E:V.113, E:V.113, E:L.114, E:R.148 Hydrogen bonds: E:R.148 Halogen bonds: E:D.150 GB9.4: 12 residues within 4Å: Chain G: I.72, F.75, G.76, F.106, D.110, V.113, L.114, S.117, L.144, I.147, R.148, D.150 8 PLIP interactions: 8 interactions with chain G Hydrophobic interactions: G:F.75, G:F.75, G:V.113, G:V.113, G:L.114, G:R.148 Hydrogen bonds: G:R.148 Halogen bonds: G:D.150

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Li, X. et al., Molecular basis for ligand activation of the human KCNQ2 channel. Cell Res. (2021)

Release Date

2020-09-16

Peptides

Potassium voltage-gated channel subfamily KQT member 2: ACEG
Calmodulin-3: BDFH

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
B

E
D

G
F

B
H

D
C

F
E

H
G

Membrane

We predict this structure to be a membrane protein.
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Potassium voltage-gated channel subfamily KQT member 2

Calmodulin-3

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