6xco

X-ray diffraction
2.9Å resolution

Immune receptor complex

Released:
Model geometry
Fit model/data

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-282753 (preferred)
Entry contents:
4 distinct polypeptide molecules
Macromolecules (4 distinct):
Ig-like domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 193 amino acids
Theoretical weight: 21.93 KDa
Source organism: Homo sapiens
Expression system: Trichoplusia ni
UniProt:
  • Canonical: Q30069 (Residues: 1-184; Coverage: 81%)
Gene name: HLA-DQA1
Sequence domains:
Ig-like domain-containing protein Chain: B
Molecule details ›
Chain: B
Length: 230 amino acids
Theoretical weight: 26.07 KDa
Source organism: Homo sapiens
Expression system: Trichoplusia ni
UniProt:
  • Canonical: O19707 (Residues: 1-192; Coverage: 84%)
Gene name: HLA-DQB1
Sequence domains:
T-CELL-RECEPTOR, A1.9-alpha chain Chain: D
T-CELL-RECEPTOR, A1.9-beta chain Chain: E

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: AUSTRALIAN SYNCHROTRON BEAMLINE MX2
Spacegroup: P21
Unit cell:
a: 69.288Å b: 104.31Å c: 69.316Å
α: 90° β: 114.914° γ: 90°
R-values:
R R work R free
0.209 0.207 0.247
Expression systems:
  • Trichoplusia ni
  • Escherichia coli BL21(DE3)