SMTL ID : 6b8l.4 (3 other biounits)

Crystal Structure of the Apo/CaM:Kv7.4 (KCNQ4) AB Domain Complex

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

hetero-1-1-mer

Ligands

3 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 3 residues within 4Å: Chain A: R.10, F.14, R.18 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:R.10, A:R.18 SO4.2: 3 residues within 4Å: Chain B: G.41, Q.42, N.43 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:N.43, B:N.43 Salt bridges: A:K.66 SO4.3: 2 residues within 4Å: Chain B: K.22, K.31 2 PLIP interactions: 2 interactions with chain B Salt bridges: B:K.22, B:K.31

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chang, A. et al., A Calmodulin C-Lobe Ca2+-Dependent Switch Governs Kv7 Channel Function. Neuron (2018)

Release Date

2018-03-14

Peptides

Potassium voltage-gated channel subfamily KQT member 4: A
Calmodulin-1: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
G

B
H

Potassium voltage-gated channel subfamily KQT member 4

Calmodulin-1

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