Record Information |
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Version | 2.0 |
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Created at | 2005-11-16 15:48:42 UTC |
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Updated at | 2024-09-03 04:19:10 UTC |
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NP-MRD ID | NP0001489 |
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Natural Product DOI | https://doi.org/10.57994/1654 |
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Secondary Accession Numbers | None |
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Natural Product Identification |
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Common Name | Isovalerylglycine |
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Description | Isovalerylglycine (IVG) is an acyl glycine. Acyl glycines are normally minor metabolites of fatty acids. However, the excretion of certain acyl glycines is increased in several inborn errors of metabolism. In certain cases the measurement of these metabolites in body fluids can be used to diagnose disorders associated with mitochondrial fatty acid beta-oxidation. Acyl glycines are produced through the action of glycine N-acyltransferase (EC 2.3.1.13) Which is an enzyme that catalyzes the chemical reaction: Acyl-CoA + glycine < -- > CoA + N-acylglycine. Isovalerylglycine is a byproduct of the catabolism of the aminoacid leucine. Accumulation of isovalerylglycine occurs in Isovaleric Acidemia (IVA). IVA (OMIM/ McKusick 243500) is an autosomal recessive disorder caused by mutations in the isovaleryl-CoA dehydrogenase (EC 1.3.99.10) Gene. The deficiency of this enzyme in the metabolism of leucine leads to the accumulation of a series of isovaleryl-CoA metabolites, such as isovalerylglycine. It is very important to caution for false positive results when screening for isovaleric acidemia by tandem mass spectrometry based on dried blood-spot levels of C5-acylcarnitines, including isovalerylcarnitine and its isomer, pivaloylcarnitine; pivaloylcarnitine is derived from pivalate-generating antibiotics, and has caused many false-positive results (PMID: 17850781 ). Isovalerylglycine is a biomarker for the consumption of cheese. |
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Structure | [H]OC(=O)C([H])([H])N([H])C(=O)C([H])([H])C([H])(C([H])([H])[H])C([H])([H])[H] InChI=1S/C7H13NO3/c1-5(2)3-6(9)8-4-7(10)11/h5H,3-4H2,1-2H3,(H,8,9)(H,10,11) |
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Synonyms | Value | Source |
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2-(3-Methylbutanoylamino)ethanoic acid | ChEBI | Isopentanoylglycine | ChEBI | N-Isopentanoylglycine | ChEBI | N-Isovaleroylglycine | ChEBI | 2-(3-Methylbutanoylamino)ethanoate | Generator | 3-Methylbutyrylglycine | HMDB | N-Isovaleryl-glycine | HMDB | [(3-Methylbutanoyl)amino]acetate | HMDB | [(3-Methylbutanoyl)amino]acetic acid | HMDB | N-Isovalerylglycine | HMDB | Isovalerylglycine | ChEBI |
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Chemical Formula | C7H13NO3 |
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Average Mass | 159.1830 Da |
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Monoisotopic Mass | 159.08954 Da |
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IUPAC Name | 2-(3-methylbutanamido)acetic acid |
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Traditional Name | isovalerylglycine |
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CAS Registry Number | 16284-60-9 |
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SMILES | [H]OC(=O)C([H])([H])N([H])C(=O)C([H])([H])C([H])(C([H])([H])[H])C([H])([H])[H] |
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InChI Identifier | InChI=1S/C7H13NO3/c1-5(2)3-6(9)8-4-7(10)11/h5H,3-4H2,1-2H3,(H,8,9)(H,10,11) |
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InChI Key | ZRQXMKMBBMNNQC-UHFFFAOYSA-N |
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Experimental Spectra |
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| Spectrum Type | Description | Depositor Email | Depositor Organization | Depositor | Deposition Date | View |
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1D NMR | 1H NMR Spectrum (1D, 600 MHz, CD3OD, experimental) | bgnzk@missouri.edu | MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-01-23 | View Spectrum | HSQC NMR | [1H, 13C] NMR Spectrum (2D, 600 MHz, CD3OD, experimental) | bgnzk@missouri.edu | MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-01-23 | View Spectrum | HMBC NMR | [1H, 13C] NMR Spectrum (2D, 600 MHz, CD3OD, experimental) | bgnzk@missouri.edu | MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-01-23 | View Spectrum | COSY NMR | [1H, 1H] NMR Spectrum (2D, 600 MHz, CD3OD, experimental) | bgnzk@missouri.edu | MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-01-23 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 201 MHz, CD3OD, experimental) | bgnzk@missouri.edu | MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-01-23 | View Spectrum | 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, experimental) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 2D NMR | [1H, 13C]-HSQC NMR Spectrum (2D, 600 MHz, H2O, experimental) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum |
| Predicted Spectra |
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| Spectrum Type | Description | Depositor ID | Depositor Organization | Depositor | Deposition Date | View |
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| Chemical Shift Submissions |
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| Not Available | Species |
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Species of Origin | |
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Species Where Detected | |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as n-acyl-alpha amino acids. N-acyl-alpha amino acids are compounds containing an alpha amino acid which bears an acyl group at its terminal nitrogen atom. |
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Kingdom | Organic compounds |
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Super Class | Organic acids and derivatives |
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Class | Carboxylic acids and derivatives |
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Sub Class | Amino acids, peptides, and analogues |
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Direct Parent | N-acyl-alpha amino acids |
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Alternative Parents | |
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Substituents | - N-acyl-alpha-amino acid
- Fatty amide
- N-acyl-amine
- Fatty acyl
- Carboxamide group
- Secondary carboxylic acid amide
- Carboxylic acid
- Monocarboxylic acid or derivatives
- Carbonyl group
- Organonitrogen compound
- Organooxygen compound
- Hydrocarbon derivative
- Organic oxide
- Organopnictogen compound
- Organic oxygen compound
- Organic nitrogen compound
- Aliphatic acyclic compound
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Molecular Framework | Aliphatic acyclic compounds |
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External Descriptors | |
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Physical Properties |
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State | Solid |
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Experimental Properties | Property | Value | Reference |
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Melting Point | 87 - 90 °C | Not Available | Boiling Point | Not Available | Not Available | Water Solubility | Not Available | Not Available | LogP | Not Available | Not Available |
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Predicted Properties | |
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General References | - Fries MH, Rinaldo P, Schmidt-Sommerfeld E, Jurecki E, Packman S: Isovaleric acidemia: response to a leucine load after three weeks of supplementation with glycine, L-carnitine, and combined glycine-carnitine therapy. J Pediatr. 1996 Sep;129(3):449-52. [PubMed:8804338 ]
- Goodman SI, McCabe ER, Fennessey PV, Mace JW: Multiple acyl-CoA dehydrogenase deficiency (glutaric aciduria type II) with transient hypersarcosinemia and sarcosinuria; possible inherited deficiency of an electron transfer flavoprotein. Pediatr Res. 1980 Jan;14(1):12-7. [PubMed:7360517 ]
- Hine DG, Hack AM, Goodman SI, Tanaka K: Stable isotope dilution analysis of isovalerylglycine in amniotic fluid and urine and its application for the prenatal diagnosis of isovaleric acidemia. Pediatr Res. 1986 Mar;20(3):222-6. [PubMed:3703611 ]
- Shigematsu Y, Hata I, Tanaka Y: Stable-isotope dilution measurement of isovalerylglycine by tandem mass spectrometry in newborn screening for isovaleric acidemia. Clin Chim Acta. 2007 Nov-Dec;386(1-2):82-6. Epub 2007 Aug 19. [PubMed:17850781 ]
- Slupsky CM, Cheypesh A, Chao DV, Fu H, Rankin KN, Marrie TJ, Lacy P: Streptococcus pneumoniae and Staphylococcus aureus pneumonia induce distinct metabolic responses. J Proteome Res. 2009 Jun;8(6):3029-36. doi: 10.1021/pr900103y. [PubMed:19368345 ]
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