SMTL ID : 3p9l.2 (1 other biounit)

Crystal Structure of H2-Kb in complex with the chicken ovalbumin epitope OVA

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

hetero-1-1-mer

Ligands

1 x SER- ILE- ILE- ASN- PHE- GLU- LYS- LEU: Ovalbumin epitope, SIINFEKL(Non-covalent)

SER-ILE-ILE-ASN-PHE-GLU-LYS-LEU.1: 27 residues within 4Å: Chain A: L.5, Y.7, V.9, E.24, Y.45, R.62, E.63, K.66, N.70, S.73, F.74, D.77, T.80, L.81, Y.84, V.97, Q.114, Y.116, T.143, K.146, W.147, E.152, R.155, L.156, Y.159, W.167, Y.171 36 PLIP interactions: 36 interactions with chain A Hydrophobic interactions: A:Y.7, A:Y.7, A:Y.7, A:V.9, A:F.74, A:D.77, A:T.80, A:L.81, A:V.97, A:T.143, A:L.156, A:Y.159, A:Y.159, A:Y.159 Hydrogen bonds: A:Y.7, A:R.62, 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:Y.7, A:E.63, A:D.77, A:T.80, A:Y.116, A:E.152, A:W.167 Salt bridges: A:K.146

2 x CA: CALCIUM ION(Non-covalent)

CA.2: 1 residues within 4Å: Chain A: R.170 No protein-ligand interaction detected (PLIP) CA.3: 1 residues within 4Å: Chain B: S.57 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Denton, A.E. et al., Affinity thresholds for naive CD8+ CTL activation by peptides and engineered influenza A viruses. J.Immunol. (2011)

Release Date

2011-10-19

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
D

B
E

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

Beta-2-microglobulin

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