Compound

CDP-ethanolamine

Conjugate base of CDP-ethanolamine arising from deprotonation of the phosphate OH groups and protonation of the amino group; major species at pH 7.3.

Definition from ChEBI (CHEBI:57876), read 2026-09-23. CC BY 4.0.

CHEBI:57876ChEBI

Open in the graph

Structure

2D depiction · 3D model shown

Loading the model…

A generated conformer of CDP-ethanolamine — one low-energy arrangement PubChem computed, not a measured structure. Hydrogens are not drawn; the formula counts them.

Class: Organic compound, anion
Formula: C11H19N4O11P2
Mass: 445.238 g/mol
Charge: -1
InChIKey: WVIMUEUQJFPNDK-PEBGCTIMSA-M
SMILES: Nc1ccn([C@@H]2O[C@H](COP(=O)([O-])OP(=O)([O-])OCC[NH3+])[C@@H](O)[C@H]2O)c(=O)n1
Look it up: ChEBI PubChem By InChIKey

Identity from ChEBI, geometry from PubChem. Not evidence.

What it touches on the way

Mechanistic reach

3 entities

3 entities reached.

0 reported hops3 assembled from the scaffold

What the reference databases state

Statements

19 statements

19 statements · 2 reference databases · Subject: CDP-ethanolamine · Sources: Human-GEM, Rhea

Order

O-phosphoethanolamine is converted to CDP-ethanolamineCompoundHuman-GEM MAR00651Inferred only
phosphoethanolamine is converted to CDP-ethanolamineCompoundRhea RHEA:86791Inferred only
phosphoethanolamine is converted to CDP-ethanolamineCompoundRhea RHEA:24592Inferred only
CDP-ethanolamine is converted to phosphoethanolamineCompoundRhea RHEA:86791Inferred only
CDP-ethanolamine is a substrate of ADPRMProteinRhea RHEA:86791Inferred only
CDP-ethanolamine is a substrate of CEPT1ProteinHuman-GEM MAR00615Inferred only
CDP-ethanolamine is a substrate of CEPT1ProteinHuman-GEM MAR00614Inferred only
CDP-ethanolamine is a substrate of CEPT1ProteinHuman-GEM MAR07599Inferred only
CDP-ethanolamine is a substrate of CEPT1ProteinHuman-GEM MAR07604Inferred only
CDP-ethanolamine is a substrate of CEPT1ProteinRhea RHEA:32943Inferred only
CDP-ethanolamine is a substrate of CEPT1ProteinRhea RHEA:54248Inferred only
CDP-ethanolamine is a substrate of CEPT1ProteinRhea RHEA:54252Inferred only

Show the remaining 7

CDP-ethanolamine is a substrate of CEPT1ProteinRhea RHEA:54340Inferred only
CDP-ethanolamine is a substrate of SELENOIProteinRhea RHEA:36187Inferred only
CDP-ethanolamine is a substrate of SELENOIProteinHuman-GEM MAR07604Inferred only
CDP-ethanolamine is a substrate of SELENOIProteinRhea RHEA:32943Inferred only
CDP-ethanolamine is a substrate of SELENOIProteinHuman-GEM MAR00614Inferred only
CDP-ethanolamine is a substrate of SELENOIProteinHuman-GEM MAR00615Inferred only
CDP-ethanolamine is a substrate of SELENOIProteinHuman-GEM MAR07599Inferred only

Reactions

22 reactions

a 1,2-diacyl-sn-glycerol+CDP-ethanolaminecytidine 5'-monophosphate+proton+phosphatidylethanolamine
Catalysed by CEPT1 or SELENOI
Reaction pageLeft to rightBalance undeterminableEC 2.7.8.1cytosol
Human-GEM MAR00614CC BY 4.0Reference data
a 1,2-diacyl-sn-glycerol+CDP-ethanolaminecytidine 5'-monophosphate+proton+MAM02697c
Catalysed by CEPT1 or SELENOI
Reaction pageLeft to rightBalance undeterminableEC 2.7.8.1cytosol
Human-GEM MAR00615CC BY 4.0Reference data
CHEBI:17677+O-phosphoethanolamine+protonCDP-ethanolamine+diphosphate(3-)
Catalysed by PCYT2
Reaction pageLeft to rightBalancedEC 2.7.7.14cytosol
Human-GEM MAR00651CC BY 4.0Reference data
CDP-ethanolamineCDP-ethanolamine
Reaction pageReversibleBalancedcytosol, Golgi apparatus
Human-GEM MAR00652CC BY 4.0Reference data
CDP-ethanolamine
Reaction pageReversibleBalance undeterminableextracellular space
Human-GEM MAR04395CC BY 4.0Reference data
1-O-alkyl-2-acyl-sn-glycerol+CDP-ethanolamineMAM00515c+cytidine 5'-monophosphate+proton
Catalysed by CEPT1 or SELENOI
Reaction pageLeft to rightBalance undeterminableEC 2.7.8.1cytosol
Human-GEM MAR07599CC BY 4.0Reference data
MAM00512c+CDP-ethanolaminecytidine 5'-monophosphate+proton+1-(alk-1-enyl)-2-acyl-sn-glycero-3-phosphoethanolamine
Catalysed by CEPT1 or SELENOI
Reaction pageReversibleBalance undeterminableEC 2.7.8.1cytosol
Human-GEM MAR07604CC BY 4.0Reference data
CDP-ethanolamine+L-seryl residueCHEBI:57804+CMP+hydron
Reaction pageDirection not assertedBalanced
Rhea RHEA:22656CC BY 4.0Reference data
phosphoethanolamine+CTP+hydronCDP-ethanolamine+diphosphate(3-)
Catalysed by PCYT2
Reaction pageLeft to rightBalanced
Rhea RHEA:24592CC BY 4.0Reference data
CDP-ethanolamine+a 1,2-diacyl-sn-glycerola 1,2-diacyl-sn-glycero-3-phosphoethanolamine+CMP+hydron
Catalysed by SELENOI or CEPT1
Reaction pageLeft to rightBalance undeterminable
Rhea RHEA:32943CC BY 4.0Reference data
1-O-alkyl-2-acyl-sn-glycerol+CDP-ethanolaminea 1-O-alkyl-2-acyl-sn-glycero-3-phosphoethanolamine+CMP+hydron
Catalysed by SELENOI
Reaction pageLeft to rightBalance undeterminable
Rhea RHEA:36187CC BY 4.0Reference data
a 1-O-(1Z-alkenyl)-2-acyl-sn-glycerol+CDP-ethanolaminea 1-O-(1Z-alkenyl)-2-acyl-sn-glycero-3-phosphoethanolamine+CMP+hydron
Reaction pageDirection not assertedBalance undeterminable
Rhea RHEA:36215CC BY 4.0Reference data

Show the remaining 10

Other names

2 names

Resolves to: CDP-ethanolamine

Also called: CDP-ethanolamine cation
Systematic name: 5'-O-({[(2-ammonioethoxy)phosphinato]oxy}phosphinato)cytidine