› 3wqj

X-ray diffraction
1.8Å resolution

Crystal structure of archaerhodopsin-2 at 1.8 angstrom resolution

Released:
DOI: 10.2210/pdb3wqj/pdb
PDB entry 3wqj coloured by chain, front view.
PDB entry 3wqj coloured by chain, side view.
PDB entry 3wqj coloured by chain, top view.
Source organism: Halobacterium sp. AUS-2
Primary publication:
Structure of archaerhodopsin-2 at 1.8 Å resolution.
Kouyama T, Fujii R, Kanada S, Nakanishi T, Chan SK, Murakami M
Acta Crystallogr D Biol Crystallogr 70 2692-701 (2014)
PMID: 25286853

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-151541 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Archaerhodopsin-2 Chain: A
Molecule details ›
Chain: A
Length: 259 amino acids
Theoretical weight: 27.95 KDa
Source organism: Halobacterium sp. AUS-2
UniProt:
  • Canonical: P29563 (Residues: 1-259; Coverage: 100%)
Sequence domains: Bacteriorhodopsin-like protein
Structure domains: Rhodopsin 7-helix transmembrane proteins

Ligands and Environments

7 bound ligands:
Ligand RET 1 x RET
Ligand 22B 1 x 22B
Ligand SO4 1 x SO4
Ligand L2P 1 x L2P
Ligand L3P 1 x L3P
Ligand L4P 2 x L4P
Ligand SQL 1 x SQL
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL38B1
Spacegroup: R32
Unit cell:
a: 62.739Å b: 62.739Å c: 331.464Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.213 0.211 0.241

Quick links

Citations

3 citation in other articles

Energetics and dynamics of a light-driven sodium-pumping rhodopsin.
Suomivuori et al. (2017)
2 more

10 mentions without citation

Multiscale Simulations of Biological Membranes: The Challenge To Understand Biological Phenomena in a Living Substance.
Enkavi et al. (2019)
9 more