Record Information
Version 1.0
Update Date 1/22/2018 12:54:54 PM
Metabolite IDPAMDB000087
Identification
Name: Ornithine
Description:Ornithine is an amino acid produced in the urea cycle by the splitting off of urea from arginine. It is a central part of the urea cycle, which allows for the disposal of excess nitrogen. L-Ornithine is also a precursor of citrulline and arginine.
Structure
Thumb
Synonyms:
  • α,δ-diaminovalerate
  • α,δ-diaminovaleric acid
  • (+)-S-Ornithine
  • (S)-2,5-Diaminopentanoate
  • (S)-2,5-Diaminopentanoic acid
  • (S)-a,D-Diaminovalerate
  • (S)-a,D-Diaminovaleric acid
  • (S)-Ornithine
  • 2, 5-Diaminopentanoate
  • 2, 5-Diaminopentanoic acid
  • 2, 5-Diaminovalerate
  • 2, 5-Diaminovaleric acid
  • 5-Amino-L-Norvaline
  • a,delta-Diaminovalerate
  • a,delta-Diaminovaleric acid
  • a,δ-Diaminovalerate
  • a,δ-Diaminovaleric acid
  • Alpha,delta-Diaminovalerate
  • Alpha,delta-Diaminovaleric acid
  • L-(-)-Ornithine
  • L-Ornithine
  • Ornithine
  • α,δ-Diaminovalerate
  • α,δ-Diaminovaleric acid
Chemical Formula: C5H12N2O2
Average Molecular Weight: 132.161
Monoisotopic Molecular Weight: 132.089877638
InChI Key: AHLPHDHHMVZTML-BYPYZUCNSA-N
InChI:InChI=1S/C5H12N2O2/c6-3-1-2-4(7)5(8)9/h4H,1-3,6-7H2,(H,8,9)/t4-/m0/s1
CAS number: 70-26-8
IUPAC Name:(2S)-2,5-diaminopentanoic acid
Traditional IUPAC Name: ornithine
SMILES:NCCC[C@H](N)C(O)=O
Chemical Taxonomy
Taxonomy DescriptionThis compound belongs to the class of organic compounds known as d-alpha-amino acids. These are alpha amino acids which have the D-configuration of the alpha-carbon atom.
Kingdom Organic compounds
Super ClassOrganic acids and derivatives
Class Carboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct Parent D-alpha-amino acids
Alternative Parents
Substituents
  • D-alpha-amino acid
  • Amino fatty acid
  • Fatty acyl
  • Fatty acid
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Hydrocarbon derivative
  • Primary amine
  • Organooxygen compound
  • Organonitrogen compound
  • Primary aliphatic amine
  • Carbonyl group
  • Amine
  • Aliphatic acyclic compound
Molecular Framework Aliphatic acyclic compounds
External Descriptors
Physical Properties
State: Solid
Charge:1
Melting point: 140 °C
Experimental Properties:
PropertyValueSource
Water Solubility:620 mg/mL [HMP experimental]PhysProp
LogP:-4.22 [SANGSTER (1994)]PhysProp
Predicted Properties
PropertyValueSource
Water Solubility172.0 mg/mLALOGPS
logP-3.6ALOGPS
logP-3.7ChemAxon
logS0.11ALOGPS
pKa (Strongest Acidic)2.67ChemAxon
pKa (Strongest Basic)10.29ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area89.34 Å2ChemAxon
Rotatable Bond Count4ChemAxon
Refractivity33.21 m3·mol-1ChemAxon
Polarizability13.85 Å3ChemAxon
Number of Rings0ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Biological Properties
Cellular Locations: Cytoplasm
Reactions:
Pathways:
Spectra
Spectra:
Spectrum TypeDescriptionSplash Key
GC-MSGC-MS Spectrum - GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies) (2 TMS)splash10-0006-1920000000-b0357b8c9888abda7d80View in MoNA
GC-MSGC-MS Spectrum - GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies)splash10-0006-0910000000-8aaa0faabf1429b90611View in MoNA
GC-MSGC-MS Spectrum - GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies) (2 TMS)splash10-00di-7910000000-5fa118444ceb45204aa3View in MoNA
GC-MSGC-MS Spectrum - GC-MS (3 TMS)splash10-006x-3910000000-f6d0c6492f2cab33a392View in MoNA
GC-MSGC-MS Spectrum - GC-MS (3 TMS)splash10-00dr-2900000000-77222ff2d0118d3d3b57View in MoNA
GC-MSGC-MS Spectrum - GC-MS (4 TMS)splash10-0006-1910000000-53c73c4fa3665c44d3b9View in MoNA
GC-MSGC-MS Spectrum - GC-MS (5 TMS)splash10-03di-1691000000-dc14976cfee86cc828b9View in MoNA
GC-MSGC-MS Spectrum - GC-MSNot Available
LC-MS/MSLC-MS/MS Spectrum - Quattro_QQQ 10V, Positive (Annotated)splash10-01b9-6900000000-8fe592b77d2d8e4ae704View in MoNA
LC-MS/MSLC-MS/MS Spectrum - Quattro_QQQ 25V, Positive (Annotated)splash10-00di-9000000000-462b84db532c33527580View in MoNA
LC-MS/MSLC-MS/MS Spectrum - Quattro_QQQ 40V, Positive (Annotated)splash10-00di-9000000000-9c9c28d2e40d5eadacd2View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-ITFT (LTQ Orbitrap XL, Thermo Scientfic) , Positivesplash10-001i-0900000000-e44e06092c06bb4791afView in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-ITFT (LTQ Orbitrap XL, Thermo Scientfic) , Positivesplash10-014i-9000000000-4d6ccc429f5155b24654View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-ITFT (LTQ Orbitrap XL, Thermo Scientfic) , Positivesplash10-014i-0900000000-dcad699e8ed7e1b19860View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-ITFT (LTQ Orbitrap XL, Thermo Scientfic) , Positivesplash10-001i-0900000000-7b130437d4e1ceea277bView in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-ITFT (LTQ Orbitrap XL, Thermo Scientfic) , Positivesplash10-001i-0900000000-0fae230bc6b21623a4bfView in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-ITFT (LTQ Orbitrap XL, Thermo Scientfic) , Positivesplash10-014i-9000000000-5a350a8e7c607a8b9a60View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-ITFT (LTQ Orbitrap XL, Thermo Scientfic) , Positivesplash10-014i-0900000000-516054b6c2f3cd4a1d02View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-ITFT (LTQ Orbitrap XL, Thermo Scientfic) , Negativesplash10-000i-0793321000-9fef988b5ce019f84642View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-ITFT (LTQ Orbitrap XL, Thermo Scientfic) , Negativesplash10-03di-0900000000-a612df8df5f8ba1ff7f3View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-ITFT (LTQ Orbitrap XL, Thermo Scientfic) , Negativesplash10-001i-0910000000-97fad20414656e2b7b93View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-ITFT (LTQ Orbitrap XL, Thermo Scientfic) , Negativesplash10-01di-0490000000-1b137b937beb110d2e4bView in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 10V, Negativesplash10-001i-0900000000-e3fc95eb909e45d8e648View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 20V, Negativesplash10-001i-1900000000-cdd9aac89a5a71814ff3View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 30V, Negativesplash10-001r-9500000000-f1cc3eccf3f5ab734222View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 10V, Positivesplash10-0159-0900000000-93ce7b142d1f82f17e95View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 20V, Positivesplash10-00di-9200000000-186f270471bdec40f804View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 30V, Positivesplash10-00di-9000000000-ebbdf0ab6d3180cba1a5View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 40V, Positivesplash10-00di-9000000000-207bcc826fb2238c2cc5View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 50V, Positivesplash10-00di-9000000000-a2f9a950fb23a6b18857View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, PositiveNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, PositiveNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, PositiveNot Available
1D NMR1H NMR SpectrumNot Available
1D NMR13C NMR SpectrumNot Available
1D NMR1H NMR SpectrumNot Available
2D NMR[1H,1H] 2D NMR SpectrumNot Available
2D NMR[1H,13C] 2D NMR SpectrumNot Available
References
References:
  • Bennett, B. D., Kimball, E. H., Gao, M., Osterhout, R., Van Dien, S. J., Rabinowitz, J. D. (2009). "Absolute metabolite concentrations and implied enzyme active site occupancy in Escherichia coli." Nat Chem Biol 5:593-599. Pubmed: 19561621
  • Cynober LA: Plasma amino acid levels with a note on membrane transport: characteristics, regulation, and metabolic significance. Nutrition. 2002 Sep;18(9):761-6. Pubmed: 12297216
  • Engelborghs S, Marescau B, De Deyn PP: Amino acids and biogenic amines in cerebrospinal fluid of patients with Parkinson's disease. Neurochem Res. 2003 Aug;28(8):1145-50. Pubmed: 12834252
  • Gokmen SS, Aygit AC, Ayhan MS, Yorulmaz F, Gulen S: Significance of arginase and ornithine in malignant tumors of the human skin. J Lab Clin Med. 2001 May;137(5):340-4. Pubmed: 11329531
  • Gray RG, Green A, Hall S, McKeown C: Prenatal exclusion of the HHH syndrome. Prenat Diagn. 1995 May;15(5):474-6. Pubmed: 7644438
  • Hagenfeldt L, Bjerkenstedt L, Edman G, Sedvall G, Wiesel FA: Amino acids in plasma and CSF and monoamine metabolites in CSF: interrelationship in healthy subjects. J Neurochem. 1984 Mar;42(3):833-7. Pubmed: 6198473
  • Ishii, N., Nakahigashi, K., Baba, T., Robert, M., Soga, T., Kanai, A., Hirasawa, T., Naba, M., Hirai, K., Hoque, A., Ho, P. Y., Kakazu, Y., Sugawara, K., Igarashi, S., Harada, S., Masuda, T., Sugiyama, N., Togashi, T., Hasegawa, M., Takai, Y., Yugi, K., Arakawa, K., Iwata, N., Toya, Y., Nakayama, Y., Nishioka, T., Shimizu, K., Mori, H., Tomita, M. (2007). "Multiple high-throughput analyses monitor the response of E. coli to perturbations." Science 316:593-597. Pubmed: 17379776
  • Jensen TG, Sullivan DM, Morgan RA, Taichman LB, Nussenblatt RB, Blaese RM, Csaky KG: Retrovirus-mediated gene transfer of ornithine-delta-aminotransferase into keratinocytes from gyrate atrophy patients. Hum Gene Ther. 1997 Nov 20;8(17):2125-32. Pubmed: 9414260
  • Kanehisa, M., Goto, S., Sato, Y., Furumichi, M., Tanabe, M. (2012). "KEGG for integration and interpretation of large-scale molecular data sets." Nucleic Acids Res 40:D109-D114. Pubmed: 22080510
  • Keseler, I. M., Collado-Vides, J., Santos-Zavaleta, A., Peralta-Gil, M., Gama-Castro, S., Muniz-Rascado, L., Bonavides-Martinez, C., Paley, S., Krummenacker, M., Altman, T., Kaipa, P., Spaulding, A., Pacheco, J., Latendresse, M., Fulcher, C., Sarker, M., Shearer, A. G., Mackie, A., Paulsen, I., Gunsalus, R. P., Karp, P. D. (2011). "EcoCyc: a comprehensive database of Escherichia coli biology." Nucleic Acids Res 39:D583-D590. Pubmed: 21097882
  • Mayer UM: [Hyperornithinaemia in patients with retinal dystrophy] Ophthalmologe. 2003 Jan;100(1):55-61. Pubmed: 12557027
  • Morizono H, Woolston JE, Colombini M, Tuchman M: The use of yeast mitochondria to study the properties of wild-type and mutant human mitochondrial ornithine transporter. Mol Genet Metab. 2005 Dec;86(4):431-40. Epub 2005 Oct 26. Pubmed: 16256388
  • Nicholson JK, O'Flynn MP, Sadler PJ, Macleod AF, Juul SM, Sonksen PH: Proton-nuclear-magnetic-resonance studies of serum, plasma and urine from fasting normal and diabetic subjects. Biochem J. 1984 Jan 15;217(2):365-75. Pubmed: 6696735
  • Peng CT, Wu KH, Lan SJ, Tsai JJ, Tsai FJ, Tsai CH: Amino acid concentrations in cerebrospinal fluid in children with acute lymphoblastic leukemia undergoing chemotherapy. Eur J Cancer. 2005 May;41(8):1158-63. Epub 2005 Apr 14. Pubmed: 15911239
  • Peters T, Thaete C, Wolf S, Popp A, Sedlmeier R, Grosse J, Nehls MC, Russ A, Schlueter V: A mouse model for cystinuria type I. Hum Mol Genet. 2003 Sep 1;12(17):2109-20. Pubmed: 12923163
  • Sell DR, Monnier VM: Ornithine is a novel amino acid and a marker of arginine damage by oxoaldehydes in senescent proteins. Ann N Y Acad Sci. 2005 Jun;1043:118-28. Pubmed: 16037230
  • Silwood CJ, Lynch E, Claxson AW, Grootveld MC: 1H and (13)C NMR spectroscopic analysis of human saliva. J Dent Res. 2002 Jun;81(6):422-7. Pubmed: 12097436
  • Sreekumar A, Poisson LM, Rajendiran TM, Khan AP, Cao Q, Yu J, Laxman B, Mehra R, Lonigro RJ, Li Y, Nyati MK, Ahsan A, Kalyana-Sundaram S, Han B, Cao X, Byun J, Omenn GS, Ghosh D, Pennathur S, Alexander DC, Berger A, Shuster JR, Wei JT, Varambally S, Beecher C, Chinnaiyan AM: Metabolomic profiles delineate potential role for sarcosine in prostate cancer progression. Nature. 2009 Feb 12;457(7231):910-4. Pubmed: 19212411
  • Stadler S, Gempel K, Bieger I, Pontz BF, Gerbitz KD, Bauer MF, Hofmann S: Detection of neonatal argininosuccinate lyase deficiency by serum tandem mass spectrometry. J Inherit Metab Dis. 2001 Jun;24(3):370-8. Pubmed: 11486903
  • van der Werf, M. J., Overkamp, K. M., Muilwijk, B., Coulier, L., Hankemeier, T. (2007). "Microbial metabolomics: toward a platform with full metabolome coverage." Anal Biochem 370:17-25. Pubmed: 17765195
  • Winder, C. L., Dunn, W. B., Schuler, S., Broadhurst, D., Jarvis, R., Stephens, G. M., Goodacre, R. (2008). "Global metabolic profiling of Escherichia coli cultures: an evaluation of methods for quenching and extraction of intracellular metabolites." Anal Chem 80:2939-2948. Pubmed: 18331064
Synthesis Reference: Zhang, Peng; Zhang, Shurong; Liu, Chunqiao; Yang, Yuhong. Method for preparing L-ornithine by enzymatic conversion. Faming Zhuanli Shenqing Gongkai Shuomingshu (2007), 8pp.
Material Safety Data Sheet (MSDS) Download (PDF)
External Links:
ResourceLink
CHEBI ID15729
HMDB IDHMDB00214
Pubchem Compound ID6262
Kegg IDC01602
ChemSpider ID6026
WikipediaOrnithine
BioCyc IDL-ORNITHINE
EcoCyc IDL-ORNITHINE
Ligand ExpoORN

Enzymes

General function:
Involved in carboxyl- or carbamoyltransferase activity
Specific function:
Carbamoyl phosphate + L-ornithine = phosphate + L-citrulline
Gene Name:
argF
Locus Tag:
PA3537
Molecular weight:
33.9 kDa
Reactions
Carbamoyl phosphate + L-ornithine = phosphate + L-citrulline.
General function:
Involved in nucleotide binding
Specific function:
Part of the binding-protein-dependent transport system for histidine. Probably responsible for energy coupling to the transport system
Gene Name:
hisP
Locus Tag:
PA2926
Molecular weight:
28.5 kDa
General function:
Involved in carboxy-lyase activity
Specific function:
L-ornithine = putrescine + CO(2)
Gene Name:
speC
Locus Tag:
PA4519
Molecular weight:
43.6 kDa
Reactions
L-ornithine = putrescine + CO(2).
General function:
Involved in zinc ion binding
Specific function:
Displays a broad specificity and can also deacylate substrates such as acetylarginine, acetylhistidine or acetylglutamate semialdehyde
Gene Name:
argE
Locus Tag:
PA5206
Molecular weight:
42.2 kDa
Reactions
N(2)-acetyl-L-ornithine + H(2)O = acetate + L-ornithine.
General function:
Involved in transporter activity
Specific function:
Part of the binding-protein-dependent transport system for histidine; probably responsible for the translocation of the substrate across the membrane
Gene Name:
hisM
Locus Tag:
PA2925
Molecular weight:
26.7 kDa
General function:
Involved in transporter activity
Specific function:
Part of the binding-protein-dependent transport system for histidine; probably responsible for the translocation of the substrate across the membrane
Gene Name:
hisQ
Locus Tag:
PA2924
Molecular weight:
24.5 kDa

Transporters

General function:
Involved in nucleotide binding
Specific function:
Part of the binding-protein-dependent transport system for histidine. Probably responsible for energy coupling to the transport system
Gene Name:
hisP
Locus Tag:
PA2926
Molecular weight:
28.5 kDa
General function:
Involved in transporter activity
Specific function:
Part of the binding-protein-dependent transport system for histidine; probably responsible for the translocation of the substrate across the membrane
Gene Name:
hisM
Locus Tag:
PA2925
Molecular weight:
26.7 kDa
General function:
Involved in transporter activity
Specific function:
Part of the binding-protein-dependent transport system for histidine; probably responsible for the translocation of the substrate across the membrane
Gene Name:
hisQ
Locus Tag:
PA2924
Molecular weight:
24.5 kDa