X-ray diffraction
1.6Å resolution

LOV domain from Erythrobacter litoralis EL346 blue-light activated histidine kinase


Function and Biology Details

Reaction catalysed:
ATP + protein L-histidine = ADP + protein N-phospho-L-histidine
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo dimer
Entry contents:
1 distinct polypeptide molecule
Blue-light-activated histidine kinase 2 Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 140 amino acids
Theoretical weight: 15.86 KDa
Source organism: Erythrobacter litoralis HTCC2594
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q2NB77 (Residues: 1-134; Coverage: 39%)
Gene name: ELI_04860
Sequence domains: PAS domain
Structure domains: PAS domain

Ligands and Environments

Cofactor: Ligand RBF 4 x RBF
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P212121
Unit cell:
a: 41.081Å b: 89.383Å c: 122.404Å
α: 90° β: 90° γ: 90°
R R work R free
0.201 0.2 0.224
Expression system: Escherichia coli BL21(DE3)