SMTL ID : 6v5a.1

Crystal structure of the human BK channel gating ring L390P mutant

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

monomer

Ligands

1 x CA: CALCIUM ION(Non-covalent)

CA.1: 4 residues within 4Å: Chain A: Q.550, D.553, D.556, D.558 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.553, A:D.558, A:D.558, H2O.5, H2O.8

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

SO4.2: 7 residues within 4Å: Chain A: Q.123, Y.124, H.125, A.148, G.394, R.396, N.397 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:Q.123, A:Y.124, A:H.125, A:N.397 Salt bridges: A:H.125, A:R.396

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Geng, Y. et al., Coupling of Ca2+and voltage activation in BK channels through the alpha B helix/voltage sensor interface. Proc.Natl.Acad.Sci.USA (2020)

Release Date

2020-07-01

Peptides

Calcium-activated potassium channel subunit alpha-1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Calcium-activated potassium channel subunit alpha-1