SMTL ID : 1ieb.3 (2 other biounits)

HISTOCOMPATIBILITY ANTIGEN

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.70 Å

Oligo State

hetero-2-2-mer

Ligands

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

NAG.1: 2 residues within 4Å: Chain A: N.78, N.79 No protein-ligand interaction detected (PLIP) NAG.2: 5 residues within 4Å: Chain A: V.116, N.118, D.166, H.167, W.168 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:V.116, A:W.168 NAG.3: 3 residues within 4Å: Chain A: I.1 Chain B: N.48, Q.51 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:Q.51 Water bridges: B:N.48, A:I.1 NAG.4: 2 residues within 4Å: Chain C: N.78, N.79 No protein-ligand interaction detected (PLIP) NAG.5: 6 residues within 4Å: Chain C: V.116, V.117, N.118, D.166, H.167, W.168 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:N.118 NAG.6: 3 residues within 4Å: Chain C: I.1 Chain D: N.48, Q.51 2 PLIP interactions: 1 interactions with chain D, 1 interactions with chain C Hydrogen bonds: D:N.48 Water bridges: C:I.1

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.7: 6 residues within 4Å: Chain B: R.54, L.56, R.68 Chain D: R.54, L.56, R.68 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain D Salt bridges: B:R.54, B:R.68, D:R.54, D:R.68

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Fremont, D.H. et al., Structures of an MHC class II molecule with covalently bound single peptides. Science (1996)

Release Date

1997-06-05

Peptides

MHC CLASS II I-EK: AC
MHC CLASS II I-EK: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

B
B

D
D

MHC CLASS II I-EK

MHC CLASS II I-EK

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