SMTL ID : 3rqu.2 (1 other biounit)

Crystal structure of a prokaryotic pentameric ligand-gated ion channel, ELIC

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.09 Å

Oligo State

homo-pentamer

Ligands

9 x GOL: GLYCEROL(Non-functional Binders)

GOL.1: 4 residues within 4Å: Chain A: P.11, N.136, N.137, Q.138 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:P.11, A:N.136, A:Q.138 GOL.4: 4 residues within 4Å: Chain B: P.11, N.136, N.137, Q.138 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:P.11, B:Q.138 GOL.5: 4 residues within 4Å: Chain C: P.11, N.136, N.137, Q.138 4 PLIP interactions: 4 interactions with chain C Hydrogen bonds: C:P.11, C:P.11, C:N.136, C:Q.138 GOL.7: 3 residues within 4Å: Chain C: W.206 Chain D: T.259, Q.264 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:Q.264 GOL.8: 7 residues within 4Å: Chain C: N.60 Chain D: V.73, P.74, A.75, L.76, K.90, Y.102 4 PLIP interactions: 3 interactions with chain D, 1 interactions with chain C Hydrogen bonds: D:L.76, D:K.90, D:K.90, C:N.60 GOL.9: 5 residues within 4Å: Chain D: P.11, N.136, N.137, Q.138, E.187 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:Q.138 GOL.10: 2 residues within 4Å: Chain A: Q.264 Chain E: W.206 2 PLIP interactions: 1 interactions with chain E, 1 interactions with chain A Hydrogen bonds: E:W.206, A:Q.264 GOL.11: 4 residues within 4Å: Chain D: N.60 Chain E: A.75, K.90, Y.102 4 PLIP interactions: 3 interactions with chain E, 1 interactions with chain D Hydrogen bonds: E:K.90, E:K.90, E:Y.102, D:N.60 GOL.12: 4 residues within 4Å: Chain E: P.11, N.136, N.137, Q.138 1 PLIP interactions: 1 interactions with chain E Hydrogen bonds: E:Q.138

3 x MES: 2-(N-MORPHOLINO)-ETHANESULFONIC ACID(Non-covalent)

MES.2: 3 residues within 4Å: Chain A: W.206 Chain B: T.259, Q.264 2 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:W.206, B:Q.264 MES.3: 3 residues within 4Å: Chain B: W.206 Chain C: T.259, Q.264 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:Q.264 MES.6: 2 residues within 4Å: Chain D: W.206 Chain E: Q.264 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Pan, J. et al., Structure of the pentameric ligand-gated ion channel ELIC cocrystallized with its competitive antagonist acetylcholine. Nat Commun (2012)

Release Date

2012-03-07

Peptides

ELIC Pentameric Ligand Gated Ion Channel from Erwinia Chrysanthemi: 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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ELIC Pentameric Ligand Gated Ion Channel from Erwinia Chrysanthemi

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