SMTL ID : 7tuf.1

Crystal structure of Tapasin in complex with PaSta1-Fab

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

hetero-2-2-2-mer

Ligands

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

NAG.1: 3 residues within 4Å: Chain A: D.222, N.233 Chain E: S.66 2 PLIP interactions: 1 interactions with chain A, 1 interactions with chain E Hydrogen bonds: A:D.222, E:S.66 NAG.2: 3 residues within 4Å: Chain D: D.159, D.222, N.233 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Jiang, J. et al., Structural mechanism of tapasin-mediated MHC-I peptide loading in antigen presentation. Nat Commun (2022)

Release Date

2022-09-07

Peptides

Tapasin: AD
PaSta1 Fab heavy chain: BE
PaSta1 Fab kappa light chain: CF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
D

D
C

B
H

E
A

C
L

F
B

Tapasin

PaSta1 Fab heavy chain

PaSta1 Fab kappa light chain

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