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 | 2024-09-17 15:44:31 UTC |
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NP-MRD ID | NP0001201 |
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Natural Product DOI | https://doi.org/10.57994/2829 |
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Secondary Accession Numbers | None |
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Natural Product Identification |
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Common Name | Lipoamide |
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Description | Lipoamide is a trivial name for 6,8-dithiooctanoic amide. It is 6,8-dithiooctanoic acid's functional form where the carboxyl group is attached to protein (or any other amine) by an amide linkage (containing -NH2) to an amino group. Lipoamide forms a thioester bond, oxidizing the disulfide bond, with acetaldehyde (pyruvate after it has been decarboxylated). It then transfers the acetaldehyde group to CoA which can then continue in the TCA cycle. Lipoamide is an intermediate in glycolysis/gluconeogenesis, citrate cycle (TCA cycle), alanine, aspartate and pyruvate metabolism, and valine, leucine and isoleucine degradation (KEGG:C00248). It is generated from dihydrolipoamide via the enzyme dihydrolipoamide dehydrogenase (EC:1.8.1.4) And then converted to S-glutaryl-dihydrolipoamide via the enzyme oxoglutarate dehydrogenase (EC:1.2.4.2). |
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Structure | InChI=1S/C8H15NOS2/c9-8(10)4-2-1-3-7-5-6-11-12-7/h7H,1-6H2,(H2,9,10) |
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Synonyms | Value | Source |
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1,2-Dithiolane-3-pentanamide | ChEBI | alpha-Lipoic acid amide | ChEBI | Lipoacin | ChEBI | Thioctamide | ChEBI | Thioctic acid amide | ChEBI | Vitamin N | ChEBI | a-Lipoate amide | Generator | a-Lipoic acid amide | Generator | alpha-Lipoate amide | Generator | Α-lipoate amide | Generator | Α-lipoic acid amide | Generator | Thioctate amide | Generator | 5-(1,2-Dithiolan-3-yl)-pentanamide | HMDB | 5-(1,2-Dithiolan-3-yl)pentanamide | HMDB | 5-(1,2-Dithiolan-3-yl)valeramide | HMDB | 5-(Dithiolan-3-yl)valeramide | HMDB | alpha-Lipoate | HMDB | alpha-Lipoic acid | HMDB | DL-6-Thioctic amide | HMDB | DL-Lipoamide | HMDB | Lipamide | HMDB | Lipoamid | HMDB | Lipoicin | HMDB | Lipozyme | HMDB | Lypoaran | HMDB | Pathoclon | HMDB | Thioami | HMDB | Thioctamid | HMDB | Thiotomin | HMDB | Ticolin | HMDB | 1,2-Dithiolane-3-valeramide | HMDB | 6,8-Thioctic amide | HMDB | alpha-Lipoic amide | HMDB | Lipoamide, (+-)-isomer | HMDB |
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Chemical Formula | C8H15NOS2 |
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Average Mass | 205.3410 Da |
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Monoisotopic Mass | 205.05951 Da |
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IUPAC Name | 5-(1,2-dithiolan-3-yl)pentanamide |
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Traditional Name | lipoamide |
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CAS Registry Number | 940-69-2 |
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SMILES | NC(=O)CCCCC1CCSS1 |
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InChI Identifier | InChI=1S/C8H15NOS2/c9-8(10)4-2-1-3-7-5-6-11-12-7/h7H,1-6H2,(H2,9,10) |
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InChI Key | FCCDDURTIIUXBY-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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HSQC NMR | [1H, 13C] NMR Spectrum (2D, 600 MHz, CDCl3, experimental) | bgnzk@missouri.edu | Sumner Lab, MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-06-17 | View Spectrum | COSY NMR | [1H, 1H] NMR Spectrum (2D, 600 MHz, CDCl3, experimental) | bgnzk@missouri.edu | Sumner Lab, MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-06-17 | View Spectrum | HMBC NMR | [1H, 13C] NMR Spectrum (2D, 600 MHz, CDCl3, experimental) | bgnzk@missouri.edu | Sumner Lab, MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-06-17 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 201 MHz, CDCl3, experimental) | bgnzk@missouri.edu | Sumner Lab, MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-06-17 | View Spectrum | 1D NMR | 1H NMR Spectrum (1D, 600 MHz, CDCl3, experimental) | bgnzk@missouri.edu | Sumner Lab, MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-06-17 | View Spectrum | 2D NMR | [1H, 13C]-HSQC NMR Spectrum (2D, 600 MHz, CD3OD, 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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1D NMR | 13C NMR Spectrum (1D, 25 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 252 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 50 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 75 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 101 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 126 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 151 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 176 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 201 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 1D NMR | 13C NMR Spectrum (1D, 226 MHz, D2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum |
| Chemical Shift Submissions |
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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, CDCl3, simulated) | bgnzk@missouri.edu | Sumner Lab, MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-06-17 | View Spectrum |
| Species |
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Species of Origin | |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as lipoamides. Lipoamides are compounds containing a lipoamide moiety, which consists of a pentanamide attached to the C3 carbon atom of a 1,2-dithiolane ring. |
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Kingdom | Organic compounds |
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Super Class | Organoheterocyclic compounds |
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Class | Dithiolanes |
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Sub Class | Lipoamides |
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Direct Parent | Lipoamides |
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Alternative Parents | |
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Substituents | - Lipoamide
- Fatty amide
- Fatty acyl
- 1,2-dithiolane
- Carboxamide group
- Organic disulfide
- Primary carboxylic acid amide
- Carboxylic acid derivative
- Carbonyl group
- Organooxygen compound
- Organonitrogen compound
- Hydrocarbon derivative
- Organic oxide
- Organopnictogen compound
- Organic oxygen compound
- Organic nitrogen compound
- Aliphatic heteromonocyclic compound
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Molecular Framework | Aliphatic heteromonocyclic 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 | 126.0 - 129.0 °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 | - Arner ES, Nordberg J, Holmgren A: Efficient reduction of lipoamide and lipoic acid by mammalian thioredoxin reductase. Biochem Biophys Res Commun. 1996 Aug 5;225(1):268-74. [PubMed:8769129 ]
- Nordman T, Xia L, Bjorkhem-Bergman L, Damdimopoulos A, Nalvarte I, Arner ES, Spyrou G, Eriksson LC, Bjornstedt M, Olsson JM: Regeneration of the antioxidant ubiquinol by lipoamide dehydrogenase, thioredoxin reductase and glutathione reductase. Biofactors. 2003;18(1-4):45-50. [PubMed:14695919 ]
- Oizumi J, Hayakawa K: Liberation of lipoate by human serum lipoamidase from bovine heart pyruvate dehydrogenase. Biochem Biophys Res Commun. 1989 Jul 31;162(2):658-63. [PubMed:2502979 ]
- Nakai T, Nakagawa N, Maoka N, Masui R, Kuramitsu S, Kamiya N: Ligand-induced conformational changes and a reaction intermediate in branched-chain 2-oxo acid dehydrogenase (E1) from Thermus thermophilus HB8, as revealed by X-ray crystallography. J Mol Biol. 2004 Apr 2;337(4):1011-33. [PubMed:15033367 ]
- Wynn RM, Machius M, Chuang JL, Li J, Tomchick DR, Chuang DT: Roles of His291-alpha and His146-beta' in the reductive acylation reaction catalyzed by human branched-chain alpha-ketoacid dehydrogenase: refined phosphorylation loop structure in the active site. J Biol Chem. 2003 Oct 31;278(44):43402-10. Epub 2003 Aug 5. [PubMed:12902323 ]
- Panak KC, Ruiz OA, Giorgieri SA, Diaz LE: Direct determination of glutathione in human blood by micellar electrokinetic chromatography: simultaneous determination of lipoamide and lipoic acid. Electrophoresis. 1996 Oct;17(10):1613-6. [PubMed:8957191 ]
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