SMTL ID : 8ta2.1

Cryo-EM structure of the human CLC-2 chloride channel transmembrane domain with bound inhibitor AK-42

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-dimer

Ligands

2 x GH6: 2-[[2,6-bis(chloranyl)-3-phenylmethoxy-phenyl]amino]pyridine-3-carboxylic acid(Non-covalent)

GH6.1: 21 residues within 4Å: Chain A: D.22, I.25, A.26, L.29, L.109, L.115, G.116, K.117, C.164, F.165, F.219, S.305, Q.306, K.307, E.308, L.310, F.372, M.373, F.376, L.437 Ligands: CL.2 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:I.25, A:L.29, A:K.117, A:F.219, A:K.307, A:L.310, A:M.373, A:L.437 Hydrogen bonds: A:K.117, A:S.305, A:Q.306, A:K.307 pi-Stacking: A:F.376 pi-Cation interactions: A:K.117, A:K.307 GH6.3: 21 residues within 4Å: Chain B: D.22, I.25, A.26, L.29, L.109, L.115, G.116, K.117, C.164, F.165, E.213, F.219, S.305, Q.306, K.307, L.310, F.372, M.373, F.376, L.437 Ligands: CL.4 13 PLIP interactions: 13 interactions with chain B Hydrophobic interactions: B:L.29, B:K.117, B:F.219, B:K.307, B:M.373, B:M.373, B:F.376 Hydrogen bonds: B:K.117, B:S.305, B:Q.306, B:K.307 pi-Cation interactions: B:K.117, B:K.307

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.2: 7 residues within 4Å: Chain A: G.116, K.117, E.118, F.165, F.372, M.373 Ligands: GH6.1 Ligand excluded by PLIP CL.4: 7 residues within 4Å: Chain B: G.116, K.117, E.118, F.165, F.372, M.373 Ligands: GH6.3 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xu, M. et al., CryoEM structures of the human CLC-2 voltage-gated chloride channel reveal a ball-and-chain gating mechanism. Elife (2024)

Release Date

2024-01-31

Peptides

Chloride channel protein 2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Membrane

We predict this structure to be a membrane protein.
Show / Hide

Chloride channel protein 2