PDBe 2b02

X-ray diffraction
1.5Å resolution

Crystal Structure of ARNT PAS-B Domain

Source organism: Homo sapiens
Entry authors: Lee J, Botuyan MV, Nomine Y, Ohh M, Thompson JR, Mer G

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Aryl hydrocarbon receptor nuclear translocator Chain: A
Molecule details ›
Chain: A
Length: 119 amino acids
Theoretical weight: 14.12 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P27540 (Residues: 354-470; Coverage: 15%)
Gene names: ARNT, BHLHE2
Sequence domains: PAS domain
Structure domains: Beta-Lactamase

Ligands and Environments

No bound ligands

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-BM
Spacegroup: I222
Unit cell:
a: 55.321Å b: 61.61Å c: 76.711Å
α: 90° β: 90° γ: 90°
R R work R free
0.188 0.187 0.208
Expression system: Escherichia coli