CHEBI:53170 - HNK-1 carbohydrate

Main ChEBI Ontology Automatic Xrefs Reactions Pathways Models
ChEBI Name HNK-1 carbohydrate
ChEBI ID CHEBI:53170
Definition HNK-1 (human natural killer-1) carbohydrate (a glycoheptaosylceramide), is characteristically expressed on a series of cell adhesion molecules in the nervous system. The HNK-1 carbohydrate has a unique structural feature, i.e. a sulfated glucuronic acid is attached to the non-reducing terminal of an N-acetyllactosamine residue (HSO3-3GlcA-β-(1→3)-Gal-β-(1→4)-GlcNAc-).
Stars This entity has been manually annotated by the ChEBI Team.
Submitter Phani Vijay Garapati
Download Molfile XML SDF
Formula C65H110N3O42SR
Net Charge 0
Average Mass (excl. R groups) 1637.633
Monoisotopic Mass (excl. R groups) 1636.62846
SMILES CCCCCCCCCCCCC\C=C\[C@@H](O)[C@H](CO[C@@H]1O[C@H](CO)[C@@H](O[C@@H]2O[C@H](CO)[C@H](O)[C@H](O[C@@H]3O[C@H](CO)[C@@H](O[C@@H]4O[C@H](CO)[C@H](O)[C@H](O[C@@H]5O[C@H](CO)[C@@H](O[C@@H]6O[C@H](CO)[C@H](O)[C@H](O[C@@H]7O[C@@H]([C@@H](O)[C@H](OS(O)(=O)=O)[C@H]7O)C(O)=O)[C@H]6O)[C@H](O)[C@H]5NC(C)=O)[C@H]4O)[C@H](O)[C@H]3NC(C)=O)[C@H]2O)[C@H](O)[C@H]1O)NC([*])=O
ChEBI Ontology
Outgoing HNK-1 carbohydrate (CHEBI:53170) is a glycoheptaosylceramide (CHEBI:36640)
IUPAC Name
N-[(2S,3R,4E)-1-{[3-O-sulfo-β-D-glucopyranuronosyl-(1→3)-β-D-galactopyranosyl-(1→4)-2-acetamido-2-deoxy-β-D-glucopyranosyl-(1→3)-β-D-galactopyranosyl-(1→4)-2-acetamido-2-deoxy-β-D-glucopyranosyl-(1→3)-β-D-galactopyranosyl-(1→4)-β-D-glucopyranosyl]oxy}-3-hydroxyoctadec-4-en-2-yl]alkanamide
Manual Xref Database
G00390 KEGG GLYCAN
View more database links
Last Modified
06 July 2015