PDBe 3dbx

X-ray diffraction
2Å resolution

Structure of chicken CD1-2 with bound fatty acid

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
CD1-2 antigen Chain: A
Molecule details ›
Chain: A
Length: 289 amino acids
Theoretical weight: 32.79 KDa
Source organism: Gallus gallus
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q5GL29 (Residues: 20-302; Coverage: 86%)
Sequence domains: Immunoglobulin C1-set domain
Structure domains:
Beta-2-microglobulin Chain: B
Molecule details ›
Chain: B
Length: 99 amino acids
Theoretical weight: 11.75 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P61769 (Residues: 21-119; Coverage: 100%)
Gene names: B2M, CDABP0092, HDCMA22P
Sequence domains: Immunoglobulin C1-set domain
Structure domains: Immunoglobulins

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.2.1
Spacegroup: P41212
Unit cell:
a: 92.154Å b: 92.154Å c: 96.693Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.218 0.216 0.266
Expression system: Spodoptera frugiperda