4pgb

X-ray diffraction
2.8Å resolution

MHC Class I in complex with modified Sendai virus nucleoprotein peptide FAPGNWPAL

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-129584 (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: 304 amino acids
Theoretical weight: 34.96 KDa
Source organism: Mus musculus
Expression system: Escherichia coli BL21(DE3)
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: 100 amino acids
Theoretical weight: 11.84 KDa
Source organism: Mus musculus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P01887 (Residues: 21-119; Coverage: 100%)
Gene name: B2m
Sequence domains: Immunoglobulin C1-set domain
Structure domains: Immunoglobulins
Nucleoprotein Chains: C, F
Molecule details ›
Chains: C, F
Length: 9 amino acids
Theoretical weight: 972 Da
UniProt:
  • Canonical: O57286 (Residues: 324-332; Coverage: 2%)
Gene names: N, NP

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06DA
Spacegroup: P21
Unit cell:
a: 65.553Å b: 89.257Å c: 88.458Å
α: 90° β: 110.67° γ: 90°
R-values:
R R work R free
0.259 0.258 0.281
Expression system: Escherichia coli BL21(DE3)