ISDA: 43SK

Deposition Date 2026-07-15

Release Date 2026-07-22

Last Version Date 2026-07-22

Entry Detail

PDB ID:

43SK

Keywords:

IMMUNE SYSTEM

Title:

Crystal structure of H2-Q9/VP2.139 peptide H1A mutant

Biological Source:

Source Organism(s):

Mus musculus (Taxon ID: 10090)
Alphapolyomavirus muris (Taxon ID: 1891730)

Expression System(s):

Escherichia coli bl21(de3)

Method Details:

Experimental Method:

X-RAY DIFFRACTION

Resolution:

2.03 Å

R-Value Free:

0.24

R-Value Work:

0.20

R-Value Observed:

0.21

Space Group:

P 21 21 21

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Macromolecular Entities

Structures with similar UniProt ID

Structural Superimposition Protein Blast

Polymer Type:polypeptide(L)
Molecule:Histocompatibility 2, Q regio
Gene (Uniprot):H2-Q9
Chain IDs:A
Chain Length:277
Number of Molecules:1
Biological Source:Mus musculus

UniProt ID:Q52PG7

Structures with similar UniProt ID

Structural Superimposition Protein Blast

Polymer Type:polypeptide(L)
Molecule:Beta-2-microglobulin
Gene (Uniprot):B2m
Chain IDs:B
Chain Length:100
Number of Molecules:1
Biological Source:Mus musculus

UniProt ID:P01887 Pfam ID:PF07654

Structures with similar UniProt ID

Structural Superimposition Protein Blast

Polymer Type:polypeptide(L)
Molecule:Minor capsid protein VP2
Mutagens:H1A
Chain IDs:C (auth: P)
Chain Length:9
Number of Molecules:1
Biological Source:Alphapolyomavirus muris

UniProt ID:P03097

Primary Citation

A murine MHC-Ib molecule, H2-Q9, drives peptide-centric T cell receptor recognition of a viral antigen

Tennant, L, Jobichen, C, Tran, M.T, Littler, D.R, Farenc, C, Gras, S, Lukacher, A.E, Sullivan, L.C, Brooks, A.G, Rossjohn, J.Show

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Primary Citation of related structures

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