Molecule: alpha-N-acetylneuraminosyl-(2->3)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')-N-acylsphingosine(1-)

A carbohydrate acid derivative anion that is the conjugate base of alpha-N-acetylneuraminosyl-(2->3)-beta-D-galactosyl-(1->4)-beta-D-glucosylceramide arising from deprotonation of the neuraminosyl carboxy group; major species at pH 7.3.
Synonyms for alpha-N-acetylneuraminosyl-(2->3)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')-N-acylsphingosine(1-) :
a ganglioside GM3 (d18:1(4E))
alpha-N-acetylneuraminosyl-(2->3)-beta-D-galactosyl-(1->4)-beta-D-glucosylceramide
Molecular Formula: C42H72N2O21R
Molecular wt: 941.02190 g/mole
Charge: -1
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@@]3(C[C@H](O)[C@@H](NC(C)=O)[C@@H](O3)[C@H](O)[C@H](O)CO)C([O-])=O)[C@H]2O)[C@H](O)[C@H]1O)NC([*])=O
InChIKey:
CHEBI:60065
Sample reactions for this molecule:
bHEXA hydrolyzes GM2A:GM2 to GM2A:GM3
NEU2 cleaves GM3 to form LacCer (cytosol)
NEU3 cleaves GM3 to form LacCer (plasma membrane)