SMTL ID : 9lj5.1

Human KCNQ5-CaM-PIP2-HN37 complex in an open conformation.

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-4-4-mer

Ligands

8 x PIO: [(2R)-2-octanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(oxidanyl)-4,5-diphosphonooxy-cyclohexyl]oxy-phosphoryl]oxy-propyl] octanoate(Non-covalent)(Covalent)

PIO.1: 9 residues within 4Å: Chain A: W.164, K.165, G.168, S.169, V.171, Y.172, W.182, K.265 Chain G: L.246 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Y.172, A:Y.172 PIO.3: 15 residues within 4Å: Chain A: R.33, F.39, H.42, A.43, V.45, F.46, M.154, M.157, D.158, R.159, T.163, K.273 Chain G: K.176, I.179, Y.183 14 PLIP interactions: 11 interactions with chain A, 3 interactions with chain G Hydrophobic interactions: A:H.42, A:A.43, A:F.46, A:F.46, A:M.154, A:M.157, A:D.158, G:I.179, G:I.179 Hydrogen bonds: A:K.273 Salt bridges: A:R.33, A:R.33, A:K.273, G:K.176 PIO.4: 15 residues within 4Å: Chain A: K.176, I.179, Y.183 Chain C: R.33, F.39, H.42, A.43, V.45, F.46, M.154, M.157, D.158, R.159, T.163, K.273 14 PLIP interactions: 11 interactions with chain C, 3 interactions with chain A Hydrophobic interactions: C:H.42, C:A.43, C:F.46, C:F.46, C:M.154, C:M.157, C:D.158, A:I.179, A:I.179 Hydrogen bonds: C:K.273 Salt bridges: C:R.33, C:R.33, C:K.273, A:K.176 PIO.5: 9 residues within 4Å: Chain A: L.246 Chain C: W.164, K.165, G.168, S.169, V.171, Y.172, W.182, K.265 2 PLIP interactions: 2 interactions with chain C Hydrogen bonds: C:Y.172, C:Y.172 PIO.7: 15 residues within 4Å: Chain C: K.176, I.179, Y.183 Chain E: R.33, F.39, H.42, A.43, V.45, F.46, M.154, M.157, D.158, R.159, T.163, K.273 14 PLIP interactions: 3 interactions with chain C, 11 interactions with chain E Hydrophobic interactions: C:I.179, C:I.179, E:H.42, E:A.43, E:F.46, E:F.46, E:M.154, E:M.157, E:D.158 Salt bridges: C:K.176, E:R.33, E:R.33, E:K.273 Hydrogen bonds: E:K.273 PIO.8: 8 residues within 4Å: Chain C: L.246 Chain E: W.164, K.165, G.168, S.169, V.171, Y.172, W.182 2 PLIP interactions: 2 interactions with chain E Hydrogen bonds: E:Y.172, E:Y.172 PIO.11: 15 residues within 4Å: Chain E: K.176, I.179, Y.183 Chain G: R.33, F.39, H.42, A.43, V.45, F.46, M.154, M.157, D.158, R.159, T.163, K.273 14 PLIP interactions: 11 interactions with chain G, 3 interactions with chain E Hydrophobic interactions: G:H.42, G:A.43, G:F.46, G:F.46, G:M.154, G:M.157, G:D.158, E:I.179, E:I.179 Hydrogen bonds: G:K.273 Salt bridges: G:R.33, G:R.33, G:K.273, E:K.176 PIO.12: 9 residues within 4Å: Chain E: L.246 Chain G: W.164, K.165, G.168, S.169, V.171, Y.172, W.182, K.265 2 PLIP interactions: 2 interactions with chain G Hydrogen bonds: G:Y.172, G:Y.172

4 x 9MF: methyl N-[4-[(4-fluorophenyl)methyl-prop-2-ynyl-amino]-2,6-dimethyl-phenyl]carbamate(Non-covalent)

9MF.2: 16 residues within 4Å: Chain A: L.245, L.246, I.248, S.249, F.250 Chain C: A.181, W.182, G.185, F.186, L.189, F.250, F.251, P.254, L.258 Chain E: F.46, F.50 9 PLIP interactions: 1 interactions with chain E, 4 interactions with chain A, 4 interactions with chain C Hydrophobic interactions: E:F.50, A:L.245, A:L.246, A:I.248, C:F.251, C:P.254 Hydrogen bonds: A:L.245, C:W.182 pi-Stacking: C:W.182 9MF.6: 16 residues within 4Å: Chain C: L.245, L.246, I.248, S.249, F.250 Chain E: A.181, W.182, G.185, F.186, L.189, F.250, F.251, P.254, L.258 Chain G: F.46, F.50 9 PLIP interactions: 4 interactions with chain E, 4 interactions with chain C, 1 interactions with chain G Hydrophobic interactions: E:F.251, E:P.254, C:L.245, C:L.246, C:I.248, G:F.50 Hydrogen bonds: E:W.182, C:L.245 pi-Stacking: E:W.182 9MF.9: 16 residues within 4Å: Chain A: F.46, F.50 Chain E: L.245, L.246, I.248, S.249, F.250 Chain G: A.181, W.182, G.185, F.186, L.189, F.250, F.251, P.254, L.258 9 PLIP interactions: 4 interactions with chain E, 4 interactions with chain G, 1 interactions with chain A Hydrophobic interactions: E:L.245, E:L.246, E:I.248, G:F.251, G:P.254, A:F.50 Hydrogen bonds: E:L.245, G:W.182 pi-Stacking: G:W.182 9MF.10: 16 residues within 4Å: Chain A: A.181, W.182, G.185, F.186, L.189, F.250, F.251, P.254, L.258 Chain C: F.46, F.50 Chain G: L.245, L.246, I.248, S.249, F.250 9 PLIP interactions: 4 interactions with chain G, 1 interactions with chain C, 4 interactions with chain A Hydrophobic interactions: G:L.245, G:L.246, G:I.248, C:F.50, A:F.251, A:P.254 Hydrogen bonds: G:L.245, A:W.182 pi-Stacking: A:W.182

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Yang, Z. et al., Human KCNQ5-CaM-PIP2-HN37 complex in an open conformation. to be published

Release Date

2025-04-16

Peptides

Potassium voltage-gated channel subfamily KQT member 5: ACEG
Calmodulin-3: BDFH

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
B

E
D

G
G

B
E

D
C

F
F

H
H

Membrane

We predict this structure to be a membrane protein.
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Potassium voltage-gated channel subfamily KQT member 5

Calmodulin-3

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