Compound
a ganglioside GT1a (d18:1(4E))
An anionic ganglioside obtained by deprotonation of the neuraminosyl carboxy groups of ganglioside GT1a; major species at pH 7.3.
Definition from ChEBI (CHEBI:78447), read 2026-09-23. CC BY 4.0.
Structure
- Class
- Organic compound, anion
- Formula
- C78H127N5O47R
- Mass
- 1886.851 g/mol
- Charge
- -3
- SMILES
- *C(=O)N[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](O)CO)O3)[C@H]2O)[C@H](O)[C@H]1O)[C@H](O)/C=C/CCCCCCCCCCCCC
- Look it up
- ChEBI
Identity from ChEBI. Not evidence.
What it touches on the way
Mechanistic reach
3 entities
3 entities reached.
What the reference databases state
Statements
4 statements
4 statements · 2 reference databases · Subject: a ganglioside GT1a (d18:1(4E)) · Sources: Human-GEM, Rhea
- a ganglioside GT1a (d18:1(4E)) is a substrate of ST8SIA1ProteinRhea RHEA:41768Inferred only
- a ganglioside GT1a (d18:1(4E)) is a substrate of ST8SIA1ProteinHuman-GEM MAR00854Inferred only
- a ganglioside GT1a (d18:1(4E)) is a substrate of ST8SIA5ProteinRhea RHEA:41768Inferred only
- a ganglioside GT1a (d18:1(4E)) is a substrate of ST8SIA6ProteinRhea RHEA:41768Inferred only
Reactions
9 reactions
CMP-N-acetyl-beta-neuraminate+a ganglioside GD1a (d18:1(4E))cytidine 5'-monophosphate+a ganglioside GT1a (d18:1(4E))+proton
Catalysed by ST8SIA5
Reaction pageLeft to rightBalance undeterminableEC 2.4.99.-GO:0005829
Human-GEM MAR00839CC BY 4.0Reference data
CMP-N-acetyl-beta-neuraminate+a ganglioside GT1a (d18:1(4E))cytidine 5'-monophosphate+a ganglioside GQ1b (d18:1(4E))+proton
Catalysed by ST8SIA1
Reaction pageLeft to rightBalance undeterminableEC 2.4.3.8GO:0005829
Human-GEM MAR00854CC BY 4.0Reference data
CMP-N-acetyl-beta-neuraminate+a ganglioside GD1a (d18:1(4E))cytidine 5'-monophosphate+a ganglioside GT1a (d18:1(4E))+proton
Catalysed by ST8SIA5
Reaction pageLeft to rightBalance undeterminableEC 2.4.99.-GO:0005794
Human-GEM MAR08182CC BY 4.0Reference data
a ganglioside GT1a (d18:1(4E))a ganglioside GT1a (d18:1(4E))
Reaction pageReversibleBalance undeterminableGO:0005829, GO:0005615
Human-GEM MAR08903CC BY 4.0Reference data
a ganglioside GT1a (d18:1(4E))a ganglioside GT1a (d18:1(4E))
Reaction pageReversibleBalance undeterminableGO:0005829, GO:0005794
Human-GEM MAR08904CC BY 4.0Reference data
a ganglioside GT1a (d18:1(4E))
Reaction pageReversibleBalance undeterminableGO:0005615
Human-GEM MAR09349CC BY 4.0Reference data
a ganglioside GD1a (d18:1(4E))+CMP-N-acetyl-beta-neuraminatea ganglioside GT1a (d18:1(4E))+CMP+hydron
Catalysed by ST8SIA5 or ST8SIA6 or ST8SIA1
Reaction pageLeft to rightBalance undeterminable
Rhea RHEA:41768CC BY 4.0Reference data
a ganglioside GT1a (d18:1(4E))+watera ganglioside GD1a (d18:1(4E))+N-acetylneuraminate
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:48476CC BY 4.0Reference data
a ganglioside GT1a (d18:1(4E))+CMP-N-acetyl-beta-neuraminatea ganglioside GQ1b (d18:1(4E))+CMP+hydron
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:79799CC BY 4.0Reference data
Other names
4 names
Resolves to: a ganglioside GT1a (d18:1(4E))
- 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->3)]-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(11')-ceramide(3-)Ganglioside GT1a (d18:1(4E))GT1a (d18:1(4E))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→3)]-β-D-galactosyl-(1→4)-β-D-glucosyl-(1↔1')-ceramide(3−)