3pab

X-ray diffraction
2.2Å resolution

Crystal Structure of H2-Kb in complex with a mutant of the chicken ovalbumin epitope OVA-E1

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
H-2 class I histocompatibility antigen, K-B alpha chain Chains: A, D
Molecule details ›
Chains: A, D
Length: 279 amino acids
Theoretical weight: 32.2 KDa
Source organism: Mus musculus
Expression system: Escherichia coli
UniProt:
  • Canonical: P01901 (Residues: 22-299; Coverage: 80%)
Gene names: H2-K, H2-K1
Sequence domains:
Structure domains:
Beta-2-microglobulin Chains: B, E
Molecule details ›
Chains: B, E
Length: 99 amino acids
Theoretical weight: 11.7 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
Ovalbumin Chains: C, F
Molecule details ›
Chains: C, F
Length: 8 amino acids
Theoretical weight: 1.01 KDa
Source organism: Gallus gallus
Expression system: Not provided
UniProt:
  • Canonical: P01012 (Residues: 258-265; Coverage: 2%)
Gene name: SERPINB14

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: AUSTRALIAN SYNCHROTRON BEAMLINE MX1
Spacegroup: P21
Unit cell:
a: 66.683Å b: 88.818Å c: 89.121Å
α: 90° β: 111.38° γ: 90°
R-values:
R R work R free
0.196 0.193 0.26
Expression systems:
  • Escherichia coli
  • Not provided