SMTL ID : 1i3r.6 (6 other biounits)

CRYSTAL STRUCTURE OF A MUTANT IEK CLASS II MHC MOLECULE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

hetero-2-2-mer

Ligands

2 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.1: 4 residues within 4Å: Chain A: N.118, D.166, H.167, W.168 No protein-ligand interaction detected (PLIP) NAG-NAG.2: 4 residues within 4Å: Chain C: N.118, D.166, H.167, W.168 No protein-ligand interaction detected (PLIP)

4 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.3: 3 residues within 4Å: Chain A: N.78 Chain B: V.24 Chain D: V.173 3 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B, 1 interactions with chain D Hydrogen bonds: A:N.78 Water bridges: B:G.26 Hydrophobic interactions: D:V.173 NAG.4: 2 residues within 4Å: Chain B: N.49, Q.52 2 PLIP interactions: 2 interactions with chain B Water bridges: B:N.49, B:N.49 NAG.5: 3 residues within 4Å: Chain B: V.173 Chain C: N.78 Chain D: V.24 3 PLIP interactions: 2 interactions with chain C, 1 interactions with chain B Hydrogen bonds: C:N.78, C:N.78 Hydrophobic interactions: B:V.173 NAG.6: 5 residues within 4Å: Chain B: D.73 Chain D: Y.48, N.49, Q.52, R.53 3 PLIP interactions: 3 interactions with chain D Hydrophobic interactions: D:Y.48 Hydrogen bonds: D:N.49, D:Q.52

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wilson, N. et al., Mutations changing the kinetics of class II MHC peptide exchange. Immunity (2001)

Release Date

2001-06-20

Peptides

H-2 CLASS II HISTOCOMPATIBILITY ANTIGEN, E-K ALPHA CHAIN: AC
FUSION PROTEIN CONSISTING OF MHC E-BETA-K PRECURSOR, GLYCINE RICH LINKER, AND HEMOGLOBIN BETA-2 CHAIN: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

C
G

B
F

D
H

H-2 CLASS II HISTOCOMPATIBILITY ANTIGEN, E-K ALPHA CHAIN

FUSION PROTEIN CONSISTING OF MHC E-BETA-K PRECURSOR, GLYCINE RICH LINKER, AND HEMOGLOBIN BETA-2 CHAIN

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