SMTL ID : 4gow.1

Crystal Structure of Ca2+/CaM:Kv7.4 (KCNQ4) B helix complex

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

hetero-1-1-mer

Ligands

4 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: D.20, D.22, T.24, T.26, E.29 No protein-ligand interaction detected (PLIP) CA.2: 6 residues within 4Å: Chain A: D.54, D.56, N.58, T.60, D.62, E.65 No protein-ligand interaction detected (PLIP) CA.3: 4 residues within 4Å: Chain A: D.93, N.95, E.102, Q.133 No protein-ligand interaction detected (PLIP) CA.4: 6 residues within 4Å: Chain A: Y.97, D.129, D.131, Q.133, N.135, E.138 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xu, Q. et al., Structure of a Ca(2+)/CaM:Kv7.4 (KCNQ4) B-helix complex provides insight into M current modulation. J.Mol.Biol. (2013)

Release Date

2012-12-12

Peptides

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

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
D

B
A

Calmodulin

Potassium voltage-gated channel subfamily KQT member 4