6o4z

X-ray diffraction
1.5Å resolution

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-102952 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Ig-like domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 274 amino acids
Theoretical weight: 31.73 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: A0A140T913 (Residues: 25-298; Coverage: 79%)
Gene name: HLA-A
Sequence domains:
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
UniProt:
  • Canonical: P61769 (Residues: 21-119; Coverage: 100%)
Gene names: B2M, CDABP0092, HDCMA22P
Sequence domains: Immunoglobulin C1-set domain
GTPase KRas, N-terminally processed Chain: C
Molecule details ›
Chain: C
Length: 9 amino acids
Theoretical weight: 884 Da
Source organism: Schaalia radingae
Expression system: Not provided
UniProt:
  • Canonical: P01116 (Residues: 5-12; Coverage: 4%)
Gene names: KRAS, KRAS2, RASK2

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-2
Spacegroup: P21
Unit cell:
a: 56.134Å b: 79.689Å c: 57.442Å
α: 90° β: 116.27° γ: 90°
R-values:
R R work R free
0.175 0.174 0.193
Expression systems:
  • Escherichia coli
  • Not provided