SMTL ID : 4lcc.1

Crystal structure of a human MAIT TCR in complex with a bacterial antigen bound to humanized bovine MR1

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.26 Å

Oligo State

hetero-1-1-1-mer

Ligands

1 x 1XL: 1-deoxy-1-[6-(hydroxymethyl)-2,4-dioxo-3,4-dihydropteridin-8(2H)-yl]-D-arabinitol(Non-covalent)

1XL.1: 13 residues within 4Å: Chain A: Y.120, F.121, R.122, S.137, K.156, Y.175, W.182, R.207, I.209, Y.265, W.269 Chain B: Y.97 Chain C: E.101 11 PLIP interactions: 9 interactions with chain A, 1 interactions with chain B, 1 interactions with chain C Hydrogen bonds: A:F.121, A:K.156, A:K.156, A:W.182, A:R.207, A:R.207, A:Y.265, B:Y.97, C:E.101 pi-Stacking: A:Y.120, A:Y.120

4 x SO4: SULFATE ION(Non-functional Binders)

SO4.2: 6 residues within 4Å: Chain A: R.174, W.277, R.280 Chain B: S.29, S.95, N.96 5 PLIP interactions: 2 interactions with chain A, 3 interactions with chain B Salt bridges: A:R.174, A:R.280 Hydrogen bonds: B:S.29, B:S.29, B:N.96 SO4.3: 3 residues within 4Å: Chain B: R.61, Q.81, K.83 2 PLIP interactions: 2 interactions with chain B Salt bridges: B:R.61, B:K.83 SO4.4: 3 residues within 4Å: Chain C: G.166, H.210, R.212 3 PLIP interactions: 3 interactions with chain C Hydrogen bonds: C:G.166 Salt bridges: C:H.210, C:R.212 SO4.5: 3 residues within 4Å: Chain C: V.169, H.170, S.171 2 PLIP interactions: 2 interactions with chain C Hydrogen bonds: C:H.170, C:S.171

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lopez-Sagaseta, J. et al., MAIT Recognition of a Stimulatory Bacterial Antigen Bound to MR1. J.Immunol. (2013)

Release Date

2013-10-16

Peptides

Beta-2-microglobulin, MHC class I-related protein: A
Human MAIT TCR alpha chain: B
Human MAIT TCR beta chain: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
A

C
B

Beta-2-microglobulin, MHC class I-related protein

Human MAIT TCR alpha chain

Human MAIT TCR beta chain

Related Entries With Identical Sequence