5v4m

X-ray diffraction
2.1Å resolution

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-135305 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (4 distinct):
HLA class II histocompatibility antigen, DR alpha chain Chains: A, D, G, J
Molecule details ›
Chains: A, D, G, J
Length: 189 amino acids
Theoretical weight: 21.92 KDa
Source organism: Homo sapiens
Expression system: Trichoplusia ni
UniProt:
  • Canonical: P01903 (Residues: 26-206; Coverage: 79%)
Gene names: HLA-DRA, HLA-DRA1
Sequence domains:
Structure domains:
HLA class II histocompatibility antigen, DRB1 beta chain Chains: C, F, I, L
Molecule details ›
Chains: C, F, I, L
Length: 216 amino acids
Theoretical weight: 24.64 KDa
Source organism: Homo sapiens
Expression system: Trichoplusia ni
UniProt:
  • Canonical: P01911 (Residues: 8-11, 29-219; Coverage: 73%)
Gene name: HLA-DRB1
Sequence domains:
Structure domains:

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, FUC
Carbohydrate polymer : NEW Components: NAG
1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: AUSTRALIAN SYNCHROTRON BEAMLINE MX1
Spacegroup: P1
Unit cell:
a: 67.59Å b: 79.01Å c: 95.821Å
α: 87.64° β: 73.29° γ: 89.97°
R-values:
R R work R free
0.218 0.217 0.244
Expression system: Trichoplusia ni