4z7u

X-ray diffraction
2.7Å resolution

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero pentamer (preferred)
PDBe Complex ID:
PDB-CPX-229746 (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, S13 ALPHA CHAIN Chains: E, G
Molecule details ›
Chains: E, G
Length: 203 amino acids
Theoretical weight: 22.75 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21
Structure domains: Immunoglobulins
T-CELL RECEPTOR, S13 BETA CHAIN Chains: F, H
Molecule details ›
Chains: F, H
Length: 245 amino acids
Theoretical weight: 27.55 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, FUC
1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: AUSTRALIAN SYNCHROTRON BEAMLINE MX2
Spacegroup: P212121
Unit cell:
a: 83.454Å b: 123.813Å c: 223.086Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.18 0.178 0.22
Expression systems:
  • Trichoplusia ni
  • Escherichia coli BL21