RefMet Compound Details

MW structure37139 (View MW Metabolite Database details)
RefMet nameOrnithine
Systematic name(2S)-2,5-diaminopentanoic acid
SMILESNCCC[C@@H](N)C(O)=O
Exact mass132.089878 (neutral)
Calculate m/z:   
View other RefMet entries with this exact (neutral) mass:   +/- 0.05 amu   +/- 0.1 amu   +/- 0.2 amu   +/- 0.5 amu
FormulaC5H12N2O2View other entries in RefMet with this formula
InChIInChI=1S/C5H12N2O2/c6-3-1-2-4(7)5(8)9/h4H,1-3,6-7H2,(H,8,9)/t4-/m0/s1
InChIKeyAHLPHDHHMVZTML-BYPYZUCNSA-NView other enantiomers/diastereomers of this metabolite in RefMet
Super ClassOrganic acids
Main ClassAmino acids and peptides
Sub ClassAmino acids
Pubchem CID6262
Annotation level1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)
Human quantitationView measurements in targeted assays on human samples

Table of KEGG reactions in human pathways involving Ornithine

Rxn IDKEGG ReactionEnzyme
R00667 L-Ornithine + 2-Oxoglutarate <=> L-Glutamate 5-semialdehyde + L-GlutamateL-Ornithine:2-oxo-acid aminotransferase
R00669 N-Acetylornithine + H2O <=> Acetate + L-OrnithineN2-Acetyl-L-ornithine amidohydrolase
R02282 N-Acetylornithine + L-Glutamate <=> L-Ornithine + N-Acetyl-L-glutamateN2-Acetyl-L-ornithine:L-glutamate N-acetyltransferase
R00670 L-Ornithine <=> Putrescine + CO2L-ornithine carboxy-lyase (putrescine-forming)

Table of KEGG human pathways containing Ornithine

Pathway IDHuman Pathway# of reactions
hsa00220 Arginine biosynthesis 3
hsa00330 Arginine and proline metabolism 3
hsa01230 Biosynthesis of amino acids 2
hsa00480 Glutathione metabolism 1
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