Compound
D-ornithine
The conjugate acid of D-ornithine having an anionic carboxy group and both amino groups protonated; major species at pH 7.3.
Definition from ChEBI (CHEBI:57668), read 2026-09-23. CC BY 4.0.
Structure
Loading the model…
- Class
- Organic compound, cation
- Formula
- C5H13N2O2
- Mass
- 133.171 g/mol
- Charge
- +1
- InChIKey
- AHLPHDHHMVZTML-SCSAIBSYSA-O
- SMILES
- [NH3+]CCC[C@@H]([NH3+])C(=O)[O-]
- Look it up
- ChEBIPubChemBy InChIKey
Identity from ChEBI, geometry from PubChem. 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
9 statements
9 statements · 2 reference databases · Subject: D-ornithine · Sources: Human-GEM, Rhea
- D-ornithine is converted to 5-amino-2-oxopentanoateCompoundRhea RHEA:78255Inferred only
- D-ornithine is converted to 5-amino-2-oxopentanoateCompoundHuman-GEM MAR08690Inferred only
- 5-amino-2-oxopentanoate is converted to D-ornithineCompoundRhea RHEA:78255Inferred only
- D-ornithine is converted to L-ornithineCompoundRhea RHEA:11584Inferred only
- L-ornithine is converted to D-ornithineCompoundRhea RHEA:11584Inferred only
- D-ornithine is converted to putrescineCompoundRhea RHEA:59048Inferred only
- putrescine is converted to D-ornithineCompoundRhea RHEA:59048Inferred only
- D-ornithine is a substrate of DAOProteinHuman-GEM MAR08690Inferred only
- D-ornithine is transported by SLC25A2ProteinRhea RHEA:73471Inferred only
Reactions
14 reactions
D-ornithine+FAD+water5-amino-2-oxopentanoate+FADH2+proton+ammonium
Catalysed by DAO
Reaction pageLeft to rightBalancedEC 1.4.3.3peroxisome
Human-GEM MAR08690CC BY 4.0Reference data
Reaction pageReversibleBalancedcytosol, peroxisome
Human-GEM MAR09179CC BY 4.0Reference data
Reaction pageReversibleBalancedcytosol, extracellular space
Human-GEM MAR09180CC BY 4.0Reference data
Reaction pageReversibleBalance undeterminableextracellular space
Human-GEM MAR09454CC BY 4.0Reference data
D-ornithine+protonD-ornithine+proton
Reaction pageReversibleBalancedperoxisome, cytosol
Human-GEM MAR11843CC BY 4.0Reference data
D-ornithine+protonD-ornithine+proton
Reaction pageReversibleBalancedcytosol, extracellular space
Human-GEM MAR11844CC BY 4.0Reference data
Reaction pageDirection not assertedBalanced
Rhea RHEA:11584CC BY 4.0Reference data
D-arginine+waterD-ornithine+urea
Reaction pageDirection not assertedBalanced
Rhea RHEA:12901CC BY 4.0Reference data
D-ornithineCHEBI:58697
Reaction pageDirection not assertedBalanced
Rhea RHEA:14893CC BY 4.0Reference data
D-ornithine+hydronputrescine+carbon dioxide
Reaction pageDirection not assertedBalanced
Rhea RHEA:59048CC BY 4.0Reference data
D-ornithine+citric acid+ATP(4-)CHEBI:142972+AMP+diphosphate(3-)+hydron
Reaction pageDirection not assertedBalanced
Rhea RHEA:59136CC BY 4.0Reference data
D-ornithine+L-ornithineD-ornithine+L-ornithine
Transported by SLC25A2
Reaction pageDirection not assertedBalanced
Rhea RHEA:73471CC BY 4.0Reference data
Other names
3 names
Resolves to: D-ornithine
- Also called
- (2R)-2,5-diammoniopentanoateD-ornithinium cation
- Systematic name
- (2R)-2,5-diazaniumylpentanoate