SMTL ID : 4pv8.2 (1 other biounit)

Crystal Structure of H2Kb-Q600F complex

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.31 Å

Oligo State

hetero-1-1-mer

Ligands

1 x ARG- ABA- PHE- ILE- PHE- ALA- ASN- ILE: S598 peptide modified Q600F(Non-covalent)

ARG-ABA-PHE-ILE-PHE-ALA-ASN-ILE.1: 29 residues within 4Å: Chain A: Y.7, V.9, E.24, Y.45, R.62, E.63, K.66, N.70, S.73, F.74, V.76, D.77, T.80, L.81, Y.84, V.97, S.99, Q.114, Y.116, T.143, K.146, W.147, E.152, R.155, Y.159, T.163, W.167, Y.171 Ligands: PG4.2 37 PLIP interactions: 37 interactions with chain A Hydrophobic interactions: A:Y.7, A:V.9, A:K.66, A:F.74, A:F.74, A:D.77, A:L.81, A:V.97, A:Y.116, A:T.143, A:W.147, A:Y.159, A:Y.159, A:Y.159, A:T.163, A:W.167 Hydrogen bonds: A:Y.7, A:R.62, A:R.62, A:E.63, A:K.66, A:N.70, A:N.70, A:S.73, A:D.77, A:Y.84, A:R.155, A:R.155, A:Y.159, A:Y.159, A:Y.171, A:Y.171 Water bridges: A:E.63, A:D.77, A:T.80 Salt bridges: A:E.63, A:K.146

1 x PG4: TETRAETHYLENE GLYCOL(Non-functional Binders)

PG4.2: 4 residues within 4Å: Chain A: S.73, R.155 Ligands: ARG-ABA-PHE-ILE-PHE-ALA-ASN-ILE.1, ARG-ABA-PHE-ILE-PHE-ALA-ASN-ILE.1 No protein-ligand interaction detected (PLIP)

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

ACT.3: 4 residues within 4Å: Chain A: V.12, R.21 Chain B: P.33, H.34 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:V.12 Water bridges: A:S.92 Salt bridges: B:H.34

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Trujillo, J.A. et al., Structural and functional correlates of enhanced antiviral immunity generated by heteroclitic CD8 T cell epitopes. J.Immunol. (2014)

Release Date

2014-04-23

Peptides

H-2 class I histocompatibility antigen, K-B alpha chain: A
Beta-2-microglobulin: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

H-2 class I histocompatibility antigen, K-B alpha chain

Beta-2-microglobulin

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