SMTL ID : 8hkq.1

ion channel

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

homo-tetramer

Ligands

4 x LQ9: ~{N}-[(1~{S})-1-[3-(2-methoxypyridin-4-yl)-1,2,4-oxadiazol-5-yl]ethyl]-2-methyl-5-(trifluoromethyl)pyrazole-3-carboxamide(Covalent)(Non-covalent)

LQ9.1: 10 residues within 4Å: Chain A: G.285, C.308, T.311, F.312, T.314, M.334, I.335, A.338, L.339 Chain C: S.313 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:T.311, A:F.312, A:I.335, A:L.339 LQ9.6: 11 residues within 4Å: Chain A: S.313 Chain B: G.285, C.308, T.311, F.312, T.314, M.334, I.335, A.338, L.339 Chain D: L.339 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:F.312, B:I.335, B:I.335, B:L.339 Halogen bonds: B:C.308 LQ9.11: 14 residues within 4Å: Chain A: L.339 Chain C: L.281, G.285, C.308, T.311, F.312, S.313, T.314, M.334, I.335, A.338, L.339, L.342 Chain D: S.313 5 PLIP interactions: 5 interactions with chain C Hydrophobic interactions: C:T.311, C:F.312, C:I.335, C:L.339 Halogen bonds: C:C.308 LQ9.16: 10 residues within 4Å: Chain B: S.313 Chain D: G.285, C.308, T.311, F.312, T.314, M.334, I.335, A.338, L.339 5 PLIP interactions: 5 interactions with chain D Hydrophobic interactions: D:T.311, D:F.312, D:I.335, D:L.339 Halogen bonds: D:C.308

4 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain A: C.777, C.778, C.785, H.787 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:C.777, A:C.778, A:C.785, A:H.787 ZN.7: 4 residues within 4Å: Chain B: C.777, C.778, C.785, H.787 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:C.777, B:C.778, B:C.785, B:H.787 ZN.12: 4 residues within 4Å: Chain C: C.777, C.778, C.785, H.787 4 PLIP interactions: 4 interactions with chain C Metal complexes: C:C.777, C:C.778, C:C.785, C:H.787 ZN.17: 4 residues within 4Å: Chain D: C.777, C.778, C.785, H.787 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:C.777, D:C.778, D:C.785, D:H.787

11 x K: POTASSIUM ION(Non-covalent)

K.3: 5 residues within 4Å: Chain A: S.537, G.558, E.560, Y.562, I.627 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:S.537, A:G.558, A:E.560, A:Y.562, A:I.627 K.4: 7 residues within 4Å: Chain A: L.532, H.535, S.537, S.557, G.558, N.559, E.560 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:L.532, A:H.535, A:S.537, A:S.557, A:N.559 K.5: 4 residues within 4Å: Chain A: R.780, K.783, Y.790, Y.796 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:R.780, A:K.783, A:Y.790, A:Y.796 K.9: 5 residues within 4Å: Chain B: S.537, G.558, E.560, Y.562, I.627 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:S.537, B:G.558, B:E.560, B:Y.562, B:I.627 K.10: 7 residues within 4Å: Chain B: L.532, H.535, S.537, S.557, G.558, N.559, E.560 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:L.532, B:H.535, B:S.537, B:S.557, B:N.559 K.13: 5 residues within 4Å: Chain C: S.537, G.558, E.560, Y.562, I.627 5 PLIP interactions: 5 interactions with chain C Metal complexes: C:S.537, C:G.558, C:E.560, C:Y.562, C:I.627 K.14: 7 residues within 4Å: Chain C: L.532, H.535, S.537, S.557, G.558, N.559, E.560 5 PLIP interactions: 5 interactions with chain C Metal complexes: C:L.532, C:H.535, C:S.537, C:S.557, C:N.559 K.15: 4 residues within 4Å: Chain C: R.780, K.783, Y.790, Y.796 4 PLIP interactions: 4 interactions with chain C Metal complexes: C:R.780, C:K.783, C:Y.790, C:Y.796 K.18: 5 residues within 4Å: Chain D: S.537, G.558, E.560, Y.562, I.627 5 PLIP interactions: 5 interactions with chain D Metal complexes: D:S.537, D:G.558, D:E.560, D:Y.562, D:I.627 K.19: 7 residues within 4Å: Chain D: L.532, H.535, S.537, S.557, G.558, N.559, E.560 5 PLIP interactions: 5 interactions with chain D Metal complexes: D:L.532, D:H.535, D:S.537, D:S.557, D:N.559 K.20: 4 residues within 4Å: Chain D: R.780, K.783, Y.790, Y.796 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:R.780, D:K.783, D:Y.790, D:Y.796

1 x NA: SODIUM ION(Non-functional Binders)

NA.8: 4 residues within 4Å: Chain B: R.780, K.783, Y.790, Y.796 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:K.783

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhang, J. et al., Structural basis of human Slo2.2 channel gating and modulation. Cell Rep (2023)

Release Date

2023-08-16

Peptides

Potassium channel subfamily T member 1: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
D

B
A

C
C

D
B

Membrane

We predict this structure to be a membrane protein.
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Potassium channel subfamily T member 1

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