› 2arh

X-ray diffraction
2.46Å resolution

Crystal Structure of a Protein of Unknown Function AQ1966 from Aquifex aeolicus VF5

Released:
DOI: 10.2210/pdb2arh/pdb
PDB entry 2arh coloured by chain, front view.
PDB entry 2arh coloured by chain, side view.
PDB entry 2arh coloured by chain, top view.
Source organism: Aquifex aeolicus
Entry authors: Qiu Y, Kim Y, Yang X, Collart F, Joachimiak A, Kossiakoff A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-130552 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
DUF1122 domain-containing protein Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 203 amino acids
Theoretical weight: 24.09 KDa
Source organism: Aquifex aeolicus
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: O67778 (Residues: 1-201; Coverage: 100%)
Gene name: aq_1966
Sequence domains: Protein of unknown function (DUF1122)
Structure domains:

Ligands and Environments

3 bound ligands:
Ligand SO4 1 x SO4
Ligand CA 1 x CA
Ligand SE 2 x SE
1 modified residue:
Ligand MSE 6 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P3121
Unit cell:
a: 121.611Å b: 121.611Å c: 102.071Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.229 0.226 0.29
Expression system: Escherichia coli BL21

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