4z7w

X-ray diffraction
2.89Å resolution

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero pentamer (preferred)
PDBe Complex ID:
PDB-CPX-229748 (preferred)
Entry contents:
5 distinct polypeptide molecules
Macromolecules (6 distinct):
Ig-like domain-containing protein Chains: A, C
Molecule details ›
Chains: A, C
Length: 192 amino acids
Theoretical weight: 21.88 KDa
Source organism: Homo sapiens
Expression system: Trichoplusia ni
UniProt:
  • Canonical: Q30069 (Residues: 1-184; Coverage: 81%)
Gene name: HLA-DQA1
Sequence domains:
Structure domains:
Ig-like domain-containing protein Chains: B, D
Molecule details ›
Chains: B, D
Length: 213 amino acids
Theoretical weight: 24.48 KDa
Source organism: Homo sapiens
Expression system: Trichoplusia ni
UniProt:
  • Canonical: O19707 (Residues: 1-192; Coverage: 84%)
Gene name: HLA-DQB1
Sequence domains:
Structure domains:
T-CELL RECEPTOR, T316 ALPHA CHAIN Chains: E, G
Molecule details ›
Chains: E, G
Length: 206 amino acids
Theoretical weight: 22.92 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21
Structure domains: Immunoglobulins
T-CELL RECEPTOR, T316 BETA CHAIN Chains: F, H
Molecule details ›
Chains: F, H
Length: 241 amino acids
Theoretical weight: 27.38 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21
Structure domains: Immunoglobulins
Alpha/beta-gliadin MM1 Chains: I, J
Molecule details ›
Chains: I, J
Length: 18 amino acids
Theoretical weight: 1.8 KDa
Source organism: Triticum aestivum
Expression system: Trichoplusia ni
UniProt:
  • Canonical: P18573 (Residues: 246-260; Coverage: 5%)

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, MAN, FUC
2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: AUSTRALIAN SYNCHROTRON BEAMLINE MX2
Spacegroup: P21
Unit cell:
a: 66.623Å b: 200.518Å c: 87.183Å
α: 90° β: 100.63° γ: 90°
R-values:
R R work R free
0.229 0.228 0.247
Expression systems:
  • Trichoplusia ni
  • Escherichia coli BL21