SMTL ID : 4hx1.1

Structure of HLA-A68 complexed with a tumor antigen derived peptide

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

hetero-1-1-mer

Ligands

1 x SER- VAL- TYR- ASP- PHE- PHE- VAL- TRP- LEU: 9-mer peptide from Tyrosinase-related protein-2(Non-covalent)

SER-VAL-TYR-ASP-PHE-PHE-VAL-TRP-LEU.1: 27 residues within 4Å: Chain A: Y.7, Y.9, M.45, R.62, N.63, N.66, V.67, A.69, Q.70, T.73, V.76, D.77, L.81, Y.84, R.97, Y.99, Y.116, T.143, K.146, W.147, V.152, Q.155, W.156, Y.159, W.167, Y.171 Ligands: GOL.2 36 PLIP interactions: 36 interactions with chain A Hydrophobic interactions: A:Y.7, A:Y.9, A:N.66, A:V.67, A:A.69, A:D.77, A:L.81, A:Y.99, A:Y.116, A:V.152, A:Q.155, A:W.156, A:W.156, A:Y.159 Hydrogen bonds: A:Y.7, A:R.62, A:R.62, A:N.63, A:N.63, A:Q.70, A:D.77, A:Y.84, A:R.97, A:Y.99, A:Y.99, A:Y.171 Water bridges: A:N.66, A:N.66, A:D.77, A:D.77, A:R.97, A:R.97, A:R.97, A:R.97 Salt bridges: A:K.146 pi-Stacking: A:W.156

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 8 residues within 4Å: Chain A: N.66, A.69, Q.70, T.73 Ligands: SER-VAL-TYR-ASP-PHE-PHE-VAL-TRP-LEU.1, SER-VAL-TYR-ASP-PHE-PHE-VAL-TRP-LEU.1, SER-VAL-TYR-ASP-PHE-PHE-VAL-TRP-LEU.1, SER-VAL-TYR-ASP-PHE-PHE-VAL-TRP-LEU.1 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.66, A:T.73, A:T.73 Water bridges: A:N.66, A:Q.70

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Niu, L. et al., Structural basis for the differential classification of HLA-A*6802 and HLA-A*6801 into the A2 and A3 supertypes. Mol.Immunol. (2013)

Release Date

2013-10-02

Peptides

MHC class I antigen: A
Beta-2-microglobulin: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

MHC class I antigen

Beta-2-microglobulin

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