PDBe 2h26

X-ray diffraction
1.8Å resolution

human CD1b in complex with endogenous phosphatidylcholine and spacer

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
T-cell surface glycoprotein CD1b Chain: A
Molecule details ›
Chain: A
Length: 286 amino acids
Theoretical weight: 31.62 KDa
Source organism: Homo sapiens
Expression system: Mus musculus
UniProt:
  • Canonical: P29016 (Residues: 19-298; Coverage: 89%)
Gene name: CD1B
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: Mus musculus
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


No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-4
Spacegroup: P212121
Unit cell:
a: 39.828Å b: 103.898Å c: 114.829Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.207 0.205 0.241
Expression system: Mus musculus