Compound

1-(1Z-octadecenyl)-2-(5Z,8Z,11Z,14Z- eicosatetraenoyl)-sn-glycero-3-phosphoethanolamine

A 1-(Z)-alk-1-enyl-2-acyl-sn-glycero-3-phosphoethanolamine zwitterion in which the alk-1-enyl and acyl groups are specified as (1Z-octadecenyl) and arachidonoyl respectively.

Definition from ChEBI (CHEBI:78342), read 2026-09-23. CC BY 4.0.

CHEBI:78342ChEBI

Open in the graph

Structure

2D depiction

Class: Organic compound
Formula: C43H78NO7P
Mass: 752.071 g/mol
Charge: 0
InChIKey: URPXXNCTXCOATD-FXMFQVEGSA-N
SMILES: CCCCC/C=CC/C=CC/C=CC/C=CCCCC(=O)O[C@H](CO/C=CCCCCCCCCCCCCCCCC)COP(=O)([O-])OCC[NH3+]
Look it up: ChEBI By InChIKey

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

PTDSS2ProteinUNIPROT:Q9BVG9substrate ofInferred only7 paths7 endpoints

What the reference databases state

Statements

1 statement

1 statement · 1 reference database · Subject: 1-(1Z-octadecenyl)-2-(5Z,8Z,11Z,14Z- eicosatetraenoyl)-sn-glycero-3-phosphoethanolamine · Sources: Rhea

Order

1-(1Z-octadecenyl)-2-(5Z,8Z,11Z,14Z- eicosatetraenoyl)-sn-glycero-3-phosphoethanolamine is a substrate of PTDSS2ProteinRhea RHEA:41604Inferred only

Reactions

2 reactions

1-(1Z-octadecenyl)-2-(5Z,8Z,11Z,14Z- eicosatetraenoyl)-sn-glycero-3-phosphoethanolamine+L-seryl residue1-(1Z-octadecenyl)-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phospho-L-serine+ethanolamine
Catalysed by PTDSS2
Reaction pageLeft to rightBalanced
Rhea RHEA:41604CC BY 4.0Reference data
1-(1Z-octadecenyl)-sn-glycero-3-phosphoethanolamine+1-octadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phosphocholine1-(1Z-octadecenyl)-2-(5Z,8Z,11Z,14Z- eicosatetraenoyl)-sn-glycero-3-phosphoethanolamine+1-octadecanoyl-sn-glycero-3-phosphocholine
Catalysed by TMEM164
Reaction pageLeft to rightBalanced
Rhea RHEA:79431CC BY 4.0Reference data

Other names

6 names

Resolves to: 1-(1Z-octadecenyl)-2-(5Z,8Z,11Z,14Z- eicosatetraenoyl)-sn-glycero-3-phosphoethanolamine

Also called: 1-(1-enyl-stearoyl)-2-arachidonoyl-GPE1-(1Z-octadecenyl)-2-(5Z,8Z,11Z,14Z-icosatetraenoyl)-sn-glycero-3-phosphoethanolamine zwitterion1-O-(1Z-octadecenyl)-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phosphoethanolamineGPE(P-18:0/20:4)PE(P-18:0/20:4(5Z,8Z,11Z,14Z))
Systematic name: 2-azaniumylethyl (2R)-2-[(1Z-octadecenyl)-2-(5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenoyloxy]-3-[(1Z)-octadec-1-en-1-yloxy]propyl phosphate