SMTL ID : 1hsb.1

DIFFERENT LENGTH PEPTIDES BIND TO HLA-AW68 SIMILARLY AT THEIR ENDS BUT BULGE OUT IN THE MIDDLE

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

hetero-1-1-mer

Ligands

1 x ALA- VAL- ALA: BOUND PEPTIDE FRAGMENT(Non-covalent)

ALA-VAL-ALA.1: 12 residues within 4Å: Chain A: M.5, Y.7, Y.9, M.45, N.63, N.66, V.67, Y.99, W.156, Y.159, W.167, Y.171 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:Y.7, A:N.66, A:V.67, A:W.156, A:W.167 Hydrogen bonds: A:N.63, A:N.66, A:Y.99, A:Y.171, A:Y.171 Water bridges: A:Y.7, A:Y.99

1 x ALA: ALANINE(Non-covalent)

ALA.2: 3 residues within 4Å: Chain A: D.77, W.147 Ligands: ARG.3 No protein-ligand interaction detected (PLIP)

1 x ARG: ARGININE(Non-covalent)

ARG.3: 12 residues within 4Å: Chain A: D.74, D.77, T.80, L.81, Y.84, I.95, R.114, D.116, T.143, K.146, W.147 Ligands: ALA.2 15 PLIP interactions: 14 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:L.81, A:T.143, A:W.147 Hydrogen bonds: A:D.77, A:Y.84, A:R.114, A:T.143 Water bridges: A:Q.70, A:D.77, A:A.117, R.3 Salt bridges: A:D.74, A:D.77, A:D.116, A:K.146

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Guo, H.C. et al., Different length peptides bind to HLA-Aw68 similarly at their ends but bulge out in the middle. Nature (1992)

Release Date

1993-10-31

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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