SMTL ID : 4i0p.2 (1 other biounit)

HLA-DO in complex with HLA-DM

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.20 Å

Oligo State

hetero-1-1-1-1-mer

Ligands

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

NAG.1: 4 residues within 4Å: Chain A: L.1, Q.2, N.3 Chain B: L.10 No protein-ligand interaction detected (PLIP) NAG.3: 1 residues within 4Å: Chain C: N.78 No protein-ligand interaction detected (PLIP) NAG.4: 4 residues within 4Å: Chain C: V.116, N.118, E.166, W.168 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:N.118 NAG.5: 2 residues within 4Å: Chain D: N.16, E.19 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:N.16

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 4 residues within 4Å: Chain A: E.65, F.66, W.69 Chain B: K.63 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:K.63 GOL.8: 5 residues within 4Å: Chain C: R.44, K.94, I.104, Y.150 Chain D: D.149 4 PLIP interactions: 2 interactions with chain D, 2 interactions with chain C Hydrogen bonds: D:D.149, D:D.149, C:R.44, C:R.44

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

PGE.6: 4 residues within 4Å: Chain D: A.46, T.48, K.49, Q.52 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:Q.52

1 x ACT: ACETATE ION(Non-functional Binders)

ACT.7: 4 residues within 4Å: Chain D: I.124, I.126, S.141, V.156 1 PLIP interactions: 1 interactions with chain D Hydrogen bonds: D:I.126

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Guce, A.I. et al., HLA-DO acts as a substrate mimic to inhibit HLA-DM by a competitive mechanism. Nat.Struct.Mol.Biol. (2013)

Release Date

2012-12-26

Peptides

HLA-DMA protein: A
HLA class II histocompatibility antigen, DM beta chain: B
HLA class II histocompatibility antigen, DO alpha chain: C
HLA class II histocompatibility antigen, DO beta chain: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

B
F

C
G

D
H

HLA-DMA protein

HLA class II histocompatibility antigen, DM beta chain

HLA class II histocompatibility antigen, DO alpha chain

HLA class II histocompatibility antigen, DO beta chain

Related Entries With Identical Sequence