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 | 2021-08-19 23:58:38 UTC |
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NP-MRD ID | NP0000972 |
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Secondary Accession Numbers | None |
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Natural Product Identification |
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Common Name | 5'-Methylthioadenosine |
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Description | 5'-Methylthioadenosine, also known as MTA or thiomethyladenosine, belongs to the class of organic compounds known as 5'-deoxy-5'-thionucleosides. These are 5'-deoxyribonucleosides in which the ribose is thio-substituted at the 5'position by a S-alkyl group. 5'-Methylthioadenosine is metabolized solely by MTA-phosphorylase, to yield 5-methylthioribose-1-phosphate and adenine, a crucial step in the methionine and purine salvage pathways, respectively. 5'-Methylthioadenosine exists in all living species, ranging from bacteria to humans. 5'-Methylthioadenosine (MTA) is a naturally occurring sulfur-containing nucleoside present in all mammalian tissues. Within humans, 5'-methylthioadenosine participates in a number of enzymatic reactions. In particular, 5'-methylthioadenosine and spermidine can be biosynthesized from S-adenosylmethioninamine and putrescine through the action of the enzyme spermidine synthase. In addition, 5'-methylthioadenosine can be converted into 5-methylthioribose 1-phosphate and L-methionine; which is catalyzed by the enzyme S-methyl-5'-thioadenosine phosphorylase. It is produced from S-adenosylmethionine mainly through the polyamine biosynthetic pathway, where it behaves as a powerful inhibitory product. For instance, 5'-Methylthioadenosine has been shown to influence the regulation of gene expression, proliferation, differentiation, and apoptosis (PMID: 15313459 ). In humans, 5'-methylthioadenosine is involved in the metabolic disorder called hypermethioninemia. Outside of the human body, 5'-Methylthioadenosine has been detected, but not quantified in several different foods, such as soursops, allspices, summer grapes, alaska wild rhubarbs, and breadfruits. Elevated excretion appears in children with severe combined immunodeficiency syndrome (SCID) (PMID: 3987052 ). Evidence suggests that 5'-Methylthioadenosine can affect cellular processes in many ways. 5'-Methylthioadenosine can be found in human urine. |
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Structure | CSC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1C=NC2=C1N=CN=C2N InChI=1S/C11H15N5O3S/c1-20-2-5-7(17)8(18)11(19-5)16-4-15-6-9(12)13-3-14-10(6)16/h3-5,7-8,11,17-18H,2H2,1H3,(H2,12,13,14)/t5-,7-,8-,11-/m1/s1 |
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Synonyms | Value | Source |
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5'-Deoxy-5'-(methylthio)adenosine | ChEBI | 5-Methylthioadenosine | ChEBI | 9-(5-S-Methyl-5-thio-beta-D-ribofuranosyl)-9H-purin-6-amine | ChEBI | Methylthioadenosine | ChEBI | MTA | ChEBI | S-Methyl-5'-thioadenosine | ChEBI | Thiomethyladenosine | ChEBI | 5'-Deoxy-5'-(methylsulfanyl)adenosine | Kegg | 9-(5-S-Methyl-5-thio-b-D-ribofuranosyl)-9H-purin-6-amine | Generator | 9-(5-S-Methyl-5-thio-β-D-ribofuranosyl)-9H-purin-6-amine | Generator | 5'-Deoxy-5'-(methylsulphanyl)adenosine | Generator | 1-(6-Amino-9H-purin-9-yl)-1-deoxy-5-S-methyl-5-thio-beta-D-ribofuranose | HMDB | 1-(6-Amino-9H-purin-9-yl)-1-deoxy-5-S-methyl-5-thio-beta-delta-ribofuranose | HMDB | 5'-(Methylthio)-5'-deoxyadenosine | HMDB | 5'-(Methylthio)adenosine | HMDB | 5'-S-Methyl-5'-thio-adenosine | HMDB | 5'-S-Methyl-5'-thioadenosine | HMDB | S-Methyl-5-thioadenosine | HMDB | Adenine(5'-deoxy-5'-methylthio)9-beta-D-furanoriboside | HMDB | 5-MTDA | HMDB | 5'-Methylthio-5'-deoxyadenosine | HMDB | 5'-Deoxy-5'-methylthioadenosine | HMDB | 5'-Methylthioadenosine, methyl-(14)C-labeled | HMDB | 5'-Methylthioadenosine | ChEBI |
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Chemical Formula | C11H15N5O3S |
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Average Mass | 297.3340 Da |
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Monoisotopic Mass | 297.08956 Da |
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IUPAC Name | (2R,3R,4S,5S)-2-(6-amino-9H-purin-9-yl)-5-[(methylsulfanyl)methyl]oxolane-3,4-diol |
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Traditional Name | methylthioadenosine |
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CAS Registry Number | 2457-80-9 |
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SMILES | CSC[C@H]1O[C@H]([C@H](O)[C@@H]1O)N1C=NC2=C1N=CN=C2N |
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InChI Identifier | InChI=1S/C11H15N5O3S/c1-20-2-5-7(17)8(18)11(19-5)16-4-15-6-9(12)13-3-14-10(6)16/h3-5,7-8,11,17-18H,2H2,1H3,(H2,12,13,14)/t5-,7-,8-,11-/m1/s1 |
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InChI Key | WUUGFSXJNOTRMR-IOSLPCCCSA-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, 500 MHz, H2O, experimental) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | 2D NMR | [1H, 13C]-HSQC NMR Spectrum (2D, 600 MHz, 100%_DMSO, experimental) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum |
| Predicted Spectra |
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| Not Available | Chemical Shift Submissions |
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| Not Available | 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 5'-deoxy-5'-thionucleosides. These are 5'-deoxyribonucleosides in which the ribose is thio-substituted at the 5'position by a S-alkyl group. |
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Kingdom | Organic compounds |
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Super Class | Nucleosides, nucleotides, and analogues |
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Class | 5'-deoxyribonucleosides |
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Sub Class | 5'-deoxy-5'-thionucleosides |
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Direct Parent | 5'-deoxy-5'-thionucleosides |
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Alternative Parents | |
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Substituents | - 5'-deoxy-5'-thionucleoside
- Glycosyl compound
- N-glycosyl compound
- 6-aminopurine
- Pentose monosaccharide
- Imidazopyrimidine
- Purine
- Aminopyrimidine
- Monosaccharide
- N-substituted imidazole
- Pyrimidine
- Imidolactam
- Azole
- Tetrahydrofuran
- Imidazole
- Heteroaromatic compound
- Secondary alcohol
- 1,2-diol
- Organoheterocyclic compound
- Dialkylthioether
- Sulfenyl compound
- Thioether
- Azacycle
- Oxacycle
- Organic oxygen compound
- Alcohol
- Hydrocarbon derivative
- Organopnictogen compound
- Amine
- Primary amine
- Organic nitrogen compound
- Organonitrogen compound
- Organooxygen compound
- Organosulfur compound
- Aromatic heteropolycyclic compound
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Molecular Framework | Aromatic heteropolycyclic 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 | Not Available | Not Available | Boiling Point | Not Available | Not Available | Water Solubility | 3607 mg/L @ 25 °C (est) | The Good Scents Company Information System | LogP | Not Available | Not Available |
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Predicted Properties | |
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General References | - Liebich HM, Di Stefano C, Wixforth A, Schmid HR: Quantitation of urinary nucleosides by high-performance liquid chromatography. J Chromatogr A. 1997 Feb 28;763(1-2):193-7. [PubMed:9129323 ]
- Avila MA, Garcia-Trevijano ER, Lu SC, Corrales FJ, Mato JM: Methylthioadenosine. Int J Biochem Cell Biol. 2004 Nov;36(11):2125-30. [PubMed:15313459 ]
- Gerasimovskaya EV, Ahmad S, White CW, Jones PL, Carpenter TC, Stenmark KR: Extracellular ATP is an autocrine/paracrine regulator of hypoxia-induced adventitial fibroblast growth. Signaling through extracellular signal-regulated kinase-1/2 and the Egr-1 transcription factor. J Biol Chem. 2002 Nov 22;277(47):44638-50. Epub 2002 Sep 18. [PubMed:12244041 ]
- Mills GC, Mills JS: Urinary excretion of methylthioadenosine in immunodeficient children. Clin Chim Acta. 1985 Mar 30;147(1):15-23. [PubMed:3987052 ]
- Contreres JO, Dupuy E, Job B, Habib A, Bryckaert M, Rosa JP, Simoneau G, Herbert JM, Savi P, Levy-Toledano S: Effect of clopidogrel administration to healthy volunteers on platelet phosphorylation events triggered by ADP. Br J Haematol. 2003 Feb;120(4):633-42. [PubMed:12588350 ]
- Mills GC, Schmalstieg FC, Goldblum RM: Urinary excretion of modified purines and nucleosides in immunodeficient children. Biochem Med. 1985 Aug;34(1):37-51. [PubMed:4052062 ]
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