1ffn

X-ray diffraction
2.7Å resolution

CRYSTAL STRUCTURE OF MURINE CLASS I H-2DB COMPLEXED WITH PEPTIDE GP33(C9M)

Released:
Source organism: Mus musculus
Primary publication:
Peptidic termini play a significant role in TCR recognition.
J Immunol 169 3137-45 (2002)
PMID: 12218131

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-134993 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
H-2 class I histocompatibility antigen, D-B alpha chain Chains: A, D
Molecule details ›
Chains: A, D
Length: 273 amino acids
Theoretical weight: 31.8 KDa
Source organism: Mus musculus
Expression system: Escherichia coli
UniProt:
  • Canonical: P01899 (Residues: 26-298; Coverage: 81%)
Gene name: H2-D1
Sequence domains:
Structure domains:
Beta-2-microglobulin Chains: B, E
Molecule details ›
Chains: B, E
Length: 100 amino acids
Theoretical weight: 11.84 KDa
Source organism: Mus musculus
Expression system: Escherichia coli
UniProt:
  • Canonical: P01887 (Residues: 21-119; Coverage: 100%)
Gene name: B2m
Sequence domains: Immunoglobulin C1-set domain
Structure domains: Immunoglobulins
SYNTHETIC PEPTIDE WITH SEQUENCE LYS-ALA-VAL-TYR-ASN-PHE-ALA-THR-MET Chains: C, F
Molecule details ›
Chains: C, F
Length: 9 amino acids
Theoretical weight: 1.05 KDa

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P1
Unit cell:
a: 47.258Å b: 68.913Å c: 81.751Å
α: 72.92° β: 73.24° γ: 69.97°
R-values:
R R work R free
0.24 0.24 0.286
Expression system: Escherichia coli