SMTL ID : 6cpo.1 (1 other biounit)

Crystal structure of DR15 presenting the RQ13 peptide

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

hetero-1-1-1-mer

Ligands

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

NAG.1: 6 residues within 4Å: Chain A: V.116, N.118, E.166, H.167, W.168 Chain B: D.2 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:V.116 Hydrogen bonds: A:W.168 NAG.2: 3 residues within 4Å: Chain A: R.76, S.77, N.78 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.78

1 x PGE: TRIETHYLENE GLYCOL(Non-functional Binders)

PGE.3: 4 residues within 4Å: Chain A: V.97, E.98, D.181 Chain B: Y.102 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:V.97

1 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.4: 5 residues within 4Å: Chain B: A.49, V.50, T.51, E.52, R.55 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:E.52, B:E.52, B:E.52 Salt bridges: B:R.55

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Galperin, M. et al., CD4+T cell-mediated HLA class II cross-restriction in HIV controllers. Sci Immunol (2018)

Release Date

2018-06-06

Peptides

HLA class II histocompatibility antigen, DR alpha chain: A
HLA-DRB1 protein: B
RQ13: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

HLA class II histocompatibility antigen, DR alpha chain

HLA-DRB1 protein

RQ13

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