1sje

X-ray diffraction
2.45Å resolution

HLA-DR1 complexed with a 16 residue HIV capsid peptide bound in a hairpin conformation

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dodecamer (preferred)
PDBe Complex ID:
PDB-CPX-135358 (preferred)
Entry contents:
4 distinct polypeptide molecules
Macromolecules (4 distinct):
HLA class II histocompatibility antigen, DR alpha chain Chain: A
Molecule details ›
Chain: A
Length: 180 amino acids
Theoretical weight: 20.91 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P01903 (Residues: 28-207; Coverage: 79%)
Gene names: HLA-DRA, HLA-DRA1
Sequence domains:
Structure domains:
HLA class II histocompatibility antigen, DRB1 beta chain Chain: B
Molecule details ›
Chain: B
Length: 190 amino acids
Theoretical weight: 22.08 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P01911 (Residues: 30-219; Coverage: 80%)
Gene name: HLA-DRB1
Sequence domains:
Structure domains:
Capsid protein p24 Chain: C
Molecule details ›
Chain: C
Length: 16 amino acids
Theoretical weight: 1.65 KDa
Source organism: Human immunodeficiency virus type 1 (Z2/CDC-Z34 ISOLATE)
Expression system: Not provided
UniProt:
  • Canonical: P12495 (Residues: 167-182; Coverage: 3%)
Gene name: gag
Enterotoxin type C-3 Chain: D
Molecule details ›
Chain: D
Length: 239 amino acids
Theoretical weight: 27.72 KDa
Source organism: Staphylococcus aureus
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A0L5 (Residues: 28-266; Coverage: 100%)
Gene name: entC3
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: OTHER
Spacegroup: R3
Unit cell:
a: 172.746Å b: 172.746Å c: 121.399Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.198 0.196 0.223
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided
  • Escherichia coli