Compound
1-octadecanoyl-2-(5Z,8Z,11Z,14Z)-eicosatetraenoyl-sn-glycero-3-phosphoserine
A phosphatidylserine 38:4 that is the conjugate base of 1-stearoyl-2-arachidonoyl-sn-glycero-3-phosphoserine; major species at pH 7.3.
Definition from ChEBI (CHEBI:78269), read 2026-09-23. CC BY 4.0.
Structure
- Class
- Organic compound, anion
- Formula
- C44H77NO10P
- Mass
- 811.071 g/mol
- Charge
- -1
- InChIKey
- SVOUGFFDROZBJI-DNALCEECSA-M
- SMILES
- CCCCC/C=CC/C=CC/C=CC/C=CCCCC(=O)O[C@H](COC(=O)CCCCCCCCCCCCCCCCC)COP(=O)([O-])OC[C@H]([NH3+])C(=O)[O-]
- Look it up
- ChEBIBy 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
What the reference databases state
Statements
1 statement
1 statement · 1 reference database · Subject: 1-octadecanoyl-2-(5Z,8Z,11Z,14Z)-eicosatetraenoyl-sn-glycero-3-phosphoserine · Sources: Rhea
- 1-octadecanoyl-2-(5Z,8Z,11Z,14Z)-eicosatetraenoyl-sn-glycero-3-phosphoserine is a substrate of PTDSS2ProteinRhea RHEA:41500Inferred only
Reactions
1 reaction
1-octadecanoyl-2-(5Z,8Z,11Z,14Z)-eicosatetraenoyl-sn-glycero-3-phosphoethanolamine+L-seryl residue1-octadecanoyl-2-(5Z,8Z,11Z,14Z)-eicosatetraenoyl-sn-glycero-3-phosphoserine+ethanolamine
Catalysed by PTDSS2
Reaction pageLeft to rightBalance undeterminable
Rhea RHEA:41500CC BY 4.0Reference data
Other names
5 names
Resolves to: 1-octadecanoyl-2-(5Z,8Z,11Z,14Z)-eicosatetraenoyl-sn-glycero-3-phosphoserine
- Also called
- 1-octadecanoyl-2-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-sn-glycero-3-phospho-L-serine1-octadecanoyl-2-(5Z,8Z,11Z,14Z)-icosatetraenoyl-sn-glycero-3-phosphoserine(1-)1-octadecanoyl-2-(5Z,8Z,11Z,14Z)-icosatetraenoyl-sn-glycero-3-phosphoserine(1−)PS(18:0/20:4(5Z,8Z,11Z,14Z))
- Systematic name
- (2S,8R,14Z,17Z,20Z,23Z)-2-azaniumyl-8-[(octadecanoyloxy)methyl]-5-oxido-10-oxo-4,6,9-trioxa-5-phosphanonacosa-14,17,20,23-tetraen-1-oate 5-oxide