SMTL ID : 4twd.2 (1 other biounit)

X-ray structure of a pentameric ligand gated ion channel from Erwinia chrysanthemi (ELIC) in complex with memantine

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.20 Å

Oligo State

homo-pentamer

Ligands

6 x 377: Memantine(Non-covalent)

377.1: 9 residues within 4Å: Chain A: E.67, E.121, P.122, F.123, Y.165, L.168, F.178 Chain E: Y.28, R.81 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:F.123, A:Y.165, A:Y.165, A:L.168, A:F.178 Hydrogen bonds: A:E.67, A:E.121 377.2: 8 residues within 4Å: Chain A: A.234 Chain B: A.234, S.237 Chain C: A.234, S.237 Chain D: A.234, S.237 Chain E: A.234 6 PLIP interactions: 2 interactions with chain C, 2 interactions with chain D, 1 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: C:A.234, B:A.234, A:A.234 Hydrogen bonds: C:S.237, D:S.237, D:S.237 377.3: 8 residues within 4Å: Chain A: Y.28, R.81 Chain B: E.121, P.122, F.123, Y.165, L.168, F.178 8 PLIP interactions: 7 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:F.123, B:L.168, B:F.178, B:F.178, A:Y.28 Hydrogen bonds: B:E.67, B:E.121, B:E.121 377.4: 8 residues within 4Å: Chain B: Y.28, N.93 Chain C: E.67, E.121, P.122, F.123, Y.165, F.178 6 PLIP interactions: 5 interactions with chain C, 1 interactions with chain B Hydrophobic interactions: C:Y.165, C:Y.165, C:F.178, B:Y.28 Hydrogen bonds: C:E.121, C:F.123 377.5: 7 residues within 4Å: Chain C: Y.28 Chain D: E.67, E.121, P.122, F.123, Y.165, F.178 5 PLIP interactions: 4 interactions with chain D, 1 interactions with chain C Hydrophobic interactions: D:F.123, D:F.178, D:F.178, C:Y.28 Hydrogen bonds: D:E.121 377.6: 8 residues within 4Å: Chain D: Y.28, N.93 Chain E: E.121, P.122, F.123, Y.165, L.168, F.178 7 PLIP interactions: 5 interactions with chain E, 2 interactions with chain D Hydrophobic interactions: E:Y.165, E:Y.165, E:L.168, E:F.178, D:Y.28, D:Y.28 Hydrogen bonds: E:E.121

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ulens, C. et al., The Prokaryote Ligand-Gated Ion Channel ELIC Captured in a Pore Blocker-Bound Conformation by the Alzheimer's Disease Drug Memantine. Structure (2014)

Release Date

2014-09-24

Peptides

Cys-loop ligand-gated ion channel: ABCDE

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
F

B
G

C
H

D
I

E
J

Membrane

We predict this structure to be a membrane protein.
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Cys-loop ligand-gated ion channel

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