Compound

a triacyl-sn-glycerol

An ester formed from glycerol and three fatty acid groups.

Definition from MeSH (D014280), National Library of Medicine, read 2026-09-23. NLM revises MeSH; this copy may not reflect its current record.

CHEBI:64615ChEBI

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Structure

2D depiction

Class: Structural class, not a single molecule
Formula: C6H5O6R3
Mass: 173.1 g/mol
Charge: 0
SMILES: [1*]C(=O)OC[C@H](COC([3*])=O)OC([2*])=O
Look it up: ChEBI

Identity from ChEBI. Not evidence.

What it touches on the way

Mechanistic reach

4 entities

4 entities reached.

0 reported hops4 assembled from the scaffold

What the reference databases state

Statements

5 statements

5 statements · 1 reference database · Subject: a triacyl-sn-glycerol · Sources: Rhea

Order

a triacyl-sn-glycerol is a substrate of PNPLA2ProteinRhea RHEA:38499Inferred only
a triacyl-sn-glycerol is a substrate of PNPLA2ProteinRhea RHEA:43732Inferred only
a triacyl-sn-glycerol is transported by CIDEAProteinRhea RHEA:39011Inferred only
a triacyl-sn-glycerol is transported by CIDECProteinRhea RHEA:39011Inferred only
a triacyl-sn-glycerol is transported by MTTPProteinRhea RHEA:39011Inferred only

Reactions

13 reactions

an acyl-CoA+a 1,2-diacyl-sn-glycerola triacyl-sn-glycerol+coenzyme A(4-)
Catalysed by DGAT1 or MOGAT2 or AWAT2 or MOGAT3 or TMEM68 or DGAT2
Reaction pageLeft to rightBalance undeterminable
Rhea RHEA:10868CC BY 4.0Reference data
CHEBI:136912+a 1,2-diacyl-sn-glycerolCHEBI:136913+a triacyl-sn-glycerol
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:14057CC BY 4.0Reference data
a 1,2-diacyl-sn-glycerol+a 1,2-diacyl-sn-glycero-3-phosphocholinea triacyl-sn-glycerol+a 1-acyl-sn-glycero-3-phosphocholine
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:32843CC BY 4.0Reference data
a 1,2-diacyl-sn-glycero-3-phosphoethanolamine+a 1,2-diacyl-sn-glycerola triacyl-sn-glycerol+a 1-acyl-sn-glycero-3-phosphoethanolamine
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:32847CC BY 4.0Reference data
a triacyl-sn-glycerol+watera 1,2-diacyl-sn-glycerol+a fatty acid+hydron
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:33271CC BY 4.0Reference data
a triacyl-sn-glycerol+watera 2,3-diacyl-sn-glycerol+a fatty acid+hydron
Catalysed by PNPLA2
Reaction pageLeft to rightBalance undeterminable
Rhea RHEA:38499CC BY 4.0Reference data
a triacyl-sn-glycerola triacyl-sn-glycerol
Transported by CIDEA or MTTP or CIDEC
Reaction pageLeft to rightBalance undeterminable
Rhea RHEA:39011CC BY 4.0Reference data
a 2,3-diacyl-sn-glycerol+an acyl-CoAa triacyl-sn-glycerol+coenzyme A(4-)
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:39839CC BY 4.0Reference data
a 1,3-diacyl-sn-glycerol+an acyl-CoAa triacyl-sn-glycerol+coenzyme A(4-)
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:39843CC BY 4.0Reference data
a 1-acyl-sn-glycerol+a 1,2-diacyl-sn-glycerola triacyl-sn-glycerol+glycerol
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:39855CC BY 4.0Reference data
a 1,3-diacyl-sn-glycerol+a 1-acyl-sn-glycerola triacyl-sn-glycerol+glycerol
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:39859CC BY 4.0Reference data
a triacyl-sn-glycerol+watera 1,3-diacyl-sn-glycerol+a fatty acid+hydron
Catalysed by PNPLA2
Reaction pageLeft to rightBalance undeterminable
Rhea RHEA:43732CC BY 4.0Reference data

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Where it reaches

2 systems, 5 regions, 8 tissues, 12 transporter routes — routes, not measurements: transporters known to carry a triacyl-sn-glycerol are expressed there, and no source reports it arriving.

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Digestive

Skin and adipose

Other names

5 names

Resolves to: a triacyl-sn-glycerol

Also called: (R)-triglycerideTAGTGtriacyl-sn-glycerolTriacylglycerol