PDBe 1jgd

X-ray diffraction
1.9Å resolution

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
HLA class I histocompatibility antigen, B-27 alpha chain Chain: A
Molecule details ›
Chain: A
Length: 276 amino acids
Theoretical weight: 31.95 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: NEW P03989 (Residues: 25-300; Coverage: 82%)
Gene names: HLA-B, HLAB
Sequence domains:
Structure domains:
Beta-2-microglobulin Chain: B
Molecule details ›
Chain: B
Length: 100 amino acids
Theoretical weight: 11.88 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: NEW P61769 (Residues: 21-119; Coverage: 100%)
Gene names: B2M, CDABP0092, HDCMA22P
Sequence domains: Immunoglobulin C1-set domain
Structure domains: Immunoglobulins
peptide s10R Chain: C
Molecule details ›
Chain: C
Length: 10 amino acids
Theoretical weight: 1.32 KDa

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: MPG/DESY, HAMBURG BEAMLINE BW6
Spacegroup: C2
Unit cell:
a: 129.844Å b: 48.438Å c: 88.532Å
α: 90° β: 121.291° γ: 90°
R-values:
R R work R free
0.17 0.169 0.194
Expression system: Escherichia coli