› 4fbz

X-ray diffraction
2.7Å resolution

Crystal structure of deltarhodopsin from Haloterrigena thermotolerans

Released:
DOI: 10.2210/pdb4fbz/pdb
PDB entry 4fbz coloured by chain, front view.
PDB entry 4fbz coloured by chain, side view.
PDB entry 4fbz coloured by chain, top view.
Source organism: Haloterrigena thermotolerans
Primary publication:
Crystal structure of deltarhodopsin-3 from Haloterrigena thermotolerans.
Zhang J, Mizuno K, Murata Y, Koide H, Murakami M, Ihara K, Kouyama T
Proteins 81 1585-92 (2013)
PMID: 23625688

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-125116 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Bacteriorhodopsin Chain: A
Molecule details ›
Chain: A
Length: 241 amino acids
Theoretical weight: 26.17 KDa
Source organism: Haloterrigena thermotolerans
Expression system: Halobacterium salinarum
UniProt:
  • Canonical: I4DST7 (Residues: 1-241; Coverage: 100%)
Gene name: dop
Sequence domains: Bacteriorhodopsin-like protein
Structure domains: Rhodopsin 7-helix transmembrane proteins

Ligands and Environments

6 bound ligands:
Ligand RET 1 x RET
Ligand 22B 1 x 22B
Ligand SQL 1 x SQL
Ligand L2P 1 x L2P
Ligand BNG 2 x BNG
Ligand SO4 3 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL38B1
Spacegroup: R32
Unit cell:
a: 111.71Å b: 111.71Å c: 198.25Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.235 0.235 0.261
Expression system: Halobacterium salinarum

Quick links

Citations

1 review citation

The light-driven sodium ion pump: A new player in rhodopsin research.
Kato et al. (2016)
5 other articles

6 mentions without citation

Life at the border: adaptation of proteins to anisotropic membrane environment.
Pogozheva et al. (2014)
5 more