SMTL ID : 4qh4.1

The GLIC pentameric Ligand-Gated Ion Channel (wild-type) crystallized in acetate buffer at pH3

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.20 Å

Oligo State

homo-pentamer

Ligands

6 x LMT: DODECYL-BETA-D-MALTOSIDE(Non-covalent)(Non-functional Binders)

LMT.1: 7 residues within 4Å: Chain A: A.236, I.239, L.240, T.243 Chain B: T.243 Chain E: A.236 Ligands: LMT.7 5 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B, 1 interactions with chain E Hydrophobic interactions: A:A.236, A:I.239, A:L.240, B:T.243, E:A.236 LMT.3: 9 residues within 4Å: Chain A: A.236 Chain B: I.232, I.235, A.236, I.239, L.240, T.243 Chain C: T.243 Ligands: LMT.7 6 PLIP interactions: 1 interactions with chain C, 4 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: C:T.243, B:I.235, B:A.236, B:I.239, B:I.239, A:A.236 LMT.5: 7 residues within 4Å: Chain B: A.236 Chain C: A.236, I.239, L.240, T.243 Chain D: T.243 Ligands: LMT.7 5 PLIP interactions: 1 interactions with chain D, 3 interactions with chain C, 1 interactions with chain B Hydrophobic interactions: D:T.243, C:I.239, C:I.239, C:L.240, B:A.236 LMT.7: 5 residues within 4Å: Ligands: LMT.1, LMT.3, LMT.5, LMT.8, LMT.9 No protein-ligand interaction detected (PLIP) LMT.8: 6 residues within 4Å: Chain C: A.236 Chain D: I.235, A.236, L.240, T.243 Ligands: LMT.7 3 PLIP interactions: 1 interactions with chain C, 2 interactions with chain D Hydrophobic interactions: C:A.236, D:I.235, D:A.236 LMT.9: 6 residues within 4Å: Chain D: A.236 Chain E: A.236, I.239, L.240, T.243 Ligands: LMT.7 2 PLIP interactions: 1 interactions with chain E, 1 interactions with chain D Hydrophobic interactions: E:I.239, D:A.236

3 x ACT: ACETATE ION(Non-functional Binders)

ACT.2: 6 residues within 4Å: Chain A: I.72, P.73, I.75, R.84, Y.101, E.103 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:I.72 Salt bridges: A:R.84 ACT.4: 7 residues within 4Å: Chain B: L.44, P.73, E.74, I.75, R.84, Y.101, E.103 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:I.75 Salt bridges: B:R.84 ACT.10: 8 residues within 4Å: Chain E: L.42, L.44, P.73, E.74, I.75, R.84, Y.101, E.103 5 PLIP interactions: 5 interactions with chain E Hydrophobic interactions: E:L.42, E:L.44 Hydrogen bonds: E:I.75, E:E.103 Salt bridges: E:R.84

1 x NA: SODIUM ION(Non-functional Binders)

NA.6: 2 residues within 4Å: Chain C: T.225 Chain D: T.225 2 PLIP interactions: 2 interactions with chain C Hydrogen bonds: C:T.225, C:T.225

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Fourati, Z. et al., Structural characterization of potential modulation sites in the extracellular domain of the prokaryotic pentameric proton-gated ion channel GLIC. To be Published

Release Date

2015-07-22

Peptides

Proton-gated ion channel: ABCDE

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

Membrane

We predict this structure to be a membrane protein.
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Proton-gated ion channel

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