X-ray diffraction
6Å resolution

Gloeobacter Ligand-gated Ion Channel (GLIC) closed state crystallized in an ultra-swollen lipidic mesophase


Function and Biology Details

Structure analysis Details

Assembly composition:
homo pentamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Proton-gated ion channel Chains: A, B, C, D, E
Molecule details ›
Chains: A, B, C, D, E
Length: 311 amino acids
Theoretical weight: 35.64 KDa
Source organism: Gloeobacter violaceus PCC 7421
Expression system: Escherichia coli
  • Canonical: Q7NDN8 (Residues: 47-357; Coverage: 98%)
Gene names: glr4197, glvI
Sequence domains: Neurotransmitter-gated ion-channel ligand binding domain

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: C2221
Unit cell:
a: 75.94Å b: 208.22Å c: 255.29Å
α: 90° β: 90° γ: 90°
R R work R free
0.288 0.286 0.318
Expression system: Escherichia coli