Compound
a ganglioside GQ1b
A ganglioside GQ1(4−) obtained by deprotonation of the neuraminosyl carboxy groups of any α-Neu5Ac-(2→8)-α-Neu5Ac-(2→3)-β-Gal-(1→3)-β-GalNAc-(1→4)-[α-Neu5Ac-(2→8)-α-Neu5Ac-(2→3)]-β-Gal-(1→4)-β-Glc-(1↔1')-Cer; major species at pH 7.3.
Definition from ChEBI (CHEBI:90862), read 2026-09-23. CC BY 4.0.
Structure
- Class
- Structural class, not a single molecule
- Formula
- C74H114N6O55R2
- Mass
- 1967.707 g/mol
- Charge
- -4
- SMILES
- [1*][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]3O[C@H](CO)[C@H](O)[C@H](O[C@@H]4O[C@H](CO)[C@H](O)[C@H](O[C@]5(C(=O)[O-])C[C@H](O)[C@@H](NC(C)=O)[C@]([H])([C@H](O)[C@@H](CO)O[C@]6(C(=O)[O-])C[C@H](O)[C@@H](NC(C)=O)[C@]([H])([C@H](O)[C@H](O)CO)O6)O5)[C@H]4O)[C@H]3NC(C)=O)[C@H](O[C@]3(C(=O)[O-])C[C@H](O)[C@@H](NC(C)=O)[C@]([H])([C@H](O)[C@@H](CO)O[C@]4(C(=O)[O-])C[C@H](O)[C@@H](NC(C)=O)[C@]([H])([C@H](O)[C@H](O)CO)O4)O3)[C@H]2O)[C@H](O)[C@H]1O)NC([2*])=O
- Look it up
- ChEBI
Identity from ChEBI. Not evidence.
What it touches on the way
Mechanistic reach
1 entity
1 entities reached.
0 reported hops1 assembled from the scaffold
What the reference databases state
Statements
1 statement
1 statement · 1 reference database · Subject: a ganglioside GQ1b · Sources: Rhea
- a ganglioside GQ1b is a substrate of ST8SIA6ProteinRhea RHEA:48932Inferred only
Reactions
2 reactions
a ganglioside GT1b+CMP-N-acetyl-beta-neuraminatea ganglioside GQ1b+CMP+hydron
Catalysed by ST8SIA6
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:48932CC BY 4.0Reference data
a ganglioside GT1a+CMP-N-acetyl-beta-neuraminatea ganglioside GQ1b+CMP+hydron
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:79795CC BY 4.0Reference data
Other names
5 names
Resolves to: a ganglioside GQ1b
- Also called
- alpha-N-acetylneuraminosyl-(2->8)-alpha-N-acetylneuraminosyl-(2->3)-beta-D-galactosyl-(1->3)-N-acetyl-beta-D-galactosaminyl-(1->4)-[alpha-N-acetylneuraminosyl-(2->8)-alpha-N-acetylneuraminosyl-(2->3)]-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(11')-ceramide(4-)Ganglioside GQ1bGQ1b ganglioside(4-)GQ1b ganglioside(4−)α-N-acetylneuraminosyl-(2→8)-α-N-acetylneuraminosyl-(2→3)-β-D-galactosyl-(1→3)-N-acetyl-β-D-galactosaminyl-(1→4)-[α-N-acetylneuraminosyl-(2→8)-α-N-acetylneuraminosyl-(2→3)]-β-D-galactosyl-(1→4)-β-D-glucosyl-(1↔1')-ceramide(4−)