SMTL ID : 8f1d.1

Voltage-gated potassium channel Kv3.1 apo

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-tetramer

Ligands

4 x ZN: ZINC ION(Non-covalent)

ZN.1: 4 residues within 4Å: Chain A: H.111, C.138, C.139 Chain B: C.117 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Metal complexes: A:H.111, A:C.138, A:C.139, B:C.117 ZN.7: 4 residues within 4Å: Chain B: H.111, C.138, C.139 Chain C: C.117 4 PLIP interactions: 1 interactions with chain C, 3 interactions with chain B Metal complexes: C:C.117, B:H.111, B:C.138, B:C.139 ZN.9: 4 residues within 4Å: Chain C: H.111, C.138, C.139 Chain D: C.117 4 PLIP interactions: 1 interactions with chain D, 3 interactions with chain C Metal complexes: D:C.117, C:H.111, C:C.138, C:C.139 ZN.11: 4 residues within 4Å: Chain A: C.117 Chain D: H.111, C.138, C.139 4 PLIP interactions: 3 interactions with chain D, 1 interactions with chain A Metal complexes: D:H.111, D:C.138, D:C.139, A:C.117

4 x CLR: CHOLESTEROL(Non-covalent)

CLR.2: 4 residues within 4Å: Chain A: Y.399, I.403, L.453 Chain B: V.346 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:Y.399, A:I.403, A:I.403, A:L.453 CLR.8: 4 residues within 4Å: Chain B: Y.399, I.403, L.453 Chain C: V.346 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:Y.399, B:I.403, B:I.403, B:L.453 CLR.10: 4 residues within 4Å: Chain C: Y.399, I.403, L.453 Chain D: V.346 4 PLIP interactions: 4 interactions with chain C Hydrophobic interactions: C:Y.399, C:I.403, C:I.403, C:L.453 CLR.12: 4 residues within 4Å: Chain A: V.346 Chain D: Y.399, I.403, L.453 4 PLIP interactions: 4 interactions with chain D Hydrophobic interactions: D:Y.399, D:I.403, D:I.403, D:L.453

4 x K: POTASSIUM ION(Non-covalent)

K.3: 9 residues within 4Å: Chain A: G.436, Y.437 Chain B: G.436, Y.437 Chain C: G.436, Y.437 Chain D: G.436, Y.437 Ligands: K.4 4 PLIP interactions: 1 interactions with chain B, 1 interactions with chain D, 1 interactions with chain A, 1 interactions with chain C Metal complexes: B:Y.437, D:Y.437, A:Y.437, C:Y.437 K.4: 10 residues within 4Å: Chain A: L.435, G.436 Chain B: L.435, G.436 Chain C: L.435, G.436 Chain D: L.435, G.436 Ligands: K.3, K.5 5 PLIP interactions: 1 interactions with chain B, 1 interactions with chain C, 1 interactions with chain D, 2 interactions with chain A Metal complexes: B:L.435, C:L.435, D:L.435, A:L.435, A:G.436 K.5: 10 residues within 4Å: Chain A: T.434, L.435 Chain B: T.434, L.435 Chain C: T.434, L.435 Chain D: T.434, L.435 Ligands: K.4, K.6 5 PLIP interactions: 1 interactions with chain C, 2 interactions with chain A, 1 interactions with chain B, 1 interactions with chain D Metal complexes: C:T.434, A:T.434, A:L.435, B:L.435, D:L.435 K.6: 5 residues within 4Å: Chain A: T.434 Chain B: T.434 Chain C: T.434 Chain D: T.434 Ligands: K.5 4 PLIP interactions: 1 interactions with chain C, 1 interactions with chain A, 1 interactions with chain D, 1 interactions with chain B Metal complexes: C:T.434, A:T.434, D:T.434, B:T.434

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chen, Y.T. et al., Identification and structural and biophysical characterization of a positive modulator of human Kv3.1 channels. Proc.Natl.Acad.Sci.USA (2023)

Release Date

2023-10-25

Peptides

Potassium voltage-gated channel subfamily C member 1: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Membrane

We predict this structure to be a membrane protein.
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Potassium voltage-gated channel subfamily C member 1

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