6j29

X-ray diffraction
1.6Å resolution

The structure of HLA-A*3003/MTB

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-238686 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
HLA class I histocompatibility antigen, A alpha chain Chain: A
Molecule details ›
Chain: A
Length: 274 amino acids
Theoretical weight: 31.59 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli K-12
UniProt:
  • Canonical: P04439 (Residues: 25-298; Coverage: 80%)
Gene names: HLA-A, HLAA
Sequence domains:
ESAT-6-like protein EsxH Chain: C
Molecule details ›
Chain: C
Length: 9 amino acids
Theoretical weight: 1.13 KDa
Source organism: Mycobacterium tuberculosis
Expression system: Not provided
UniProt:
  • Canonical: P9WNK3 (Residues: 3-11; Coverage: 9%)
Gene names: MTV035.16, Rv0288, cfp7, esxH
Beta-2-microglobulin Chain: B
Molecule details ›
Chain: B
Length: 99 amino acids
Theoretical weight: 11.75 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli K-12
UniProt:
  • Canonical: P61769 (Residues: 21-119; Coverage: 100%)
Gene names: B2M, CDABP0092, HDCMA22P
Sequence domains: Immunoglobulin C1-set domain

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL19U1
Spacegroup: C2
Unit cell:
a: 155.825Å b: 79.492Å c: 44.823Å
α: 90° β: 94.04° γ: 90°
R-values:
R R work R free
0.18 0.179 0.197
Expression systems:
  • Escherichia coli K-12
  • Not provided