SMTL ID : 8vdd.1

Crystal structure of Proinsulin C-peptide bound to HLA-DQ8

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

hetero-1-1-1-mer

Ligands

1 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.1: 4 residues within 4Å: Chain A: N.121, E.169, H.170, W.171 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:E.169

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 8 residues within 4Å: Chain B: Y.47, V.67, R.70, T.71, E.74 Chain C: G.8, P.9, G.10 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:Y.47, B:Y.47, B:R.70

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tran, M.T. et al., A structural basis of T cell cross-reactivity to native and spliced self-antigens presented by HLA-DQ8. J.Biol.Chem. (2024)

Release Date

2024-08-07

Peptides

MHC class II HLA-DQ-alpha chain: A
MHC class II HLA-DQ-beta-1: B
Proinsulin C-peptide (InsC8-22): C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

MHC class II HLA-DQ-alpha chain

MHC class II HLA-DQ-beta-1

Proinsulin C-peptide (InsC8-22)

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