PDBe 4fpd

X-ray diffraction
2.65Å resolution

Deprotonation of D96 in bacteriorhodopsin opens the proton uptake pathway


Function and Biology Details

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Bacteriorhodopsin Chain: A
Molecule details ›
Chain: A
Length: 262 amino acids
Theoretical weight: 28.13 KDa
Source organism: Halobacterium salinarum NRC-1
  • Canonical: P02945 (Residues: 1-262; Coverage: 100%)
Gene names: VNG_1467G, bop
Sequence domains: Bacteriorhodopsin-like protein
Structure domains: Rhopdopsin 7-helix transmembrane proteins

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.3.1
Spacegroup: P63
Unit cell:
a: 60.931Å b: 60.931Å c: 107.701Å
α: 90° β: 90° γ: 120°
R R work R free
0.237 0.223 0.24