Record Information |
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Version | 2.0 |
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Created at | 2006-05-22 15:12:05 UTC |
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Updated at | 2021-06-29 00:47:38 UTC |
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NP-MRD ID | NP0001368 |
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Secondary Accession Numbers | None |
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Natural Product Identification |
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Common Name | 1-Methylinosine |
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Description | 1-Methylinosine is inosine carrying a methyl substituent at position 1 on the hypoxanthine ring. It has a role as a metabolite. It derives from an inosine. It is a modified nucleotide found at position 37 in tRNA 3' to the anticodon of eukaryotic tRNA. Shown that sequences are forced to adopt a hairpin conformation if one of the central 6 nt is replaced by the corresponding methylated nucleotide, such as 1-methylguanosine. In Vivo synthesis: Inosine-37 in tRNA is synthesised by a hydrolytic deamination-type reaction, catalysed by distinct tRNA:Adenosine deaminases. |
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Structure | CN1C=NC2=C(N=CN2[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)C1=O InChI=1S/C11H14N4O5/c1-14-3-13-9-6(10(14)19)12-4-15(9)11-8(18)7(17)5(2-16)20-11/h3-5,7-8,11,16-18H,2H2,1H3/t5-,7-,8-,11-/m1/s1 |
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Synonyms | Value | Source |
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m(1)I | ChEBI | N1-Methylinosine | ChEBI | 1-Methyl-inosine | HMDB |
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Chemical Formula | C11H14N4O5 |
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Average Mass | 282.2527 Da |
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Monoisotopic Mass | 282.09642 Da |
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IUPAC Name | 9-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-1-methyl-6,9-dihydro-1H-purin-6-one |
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Traditional Name | 1-methylinosine |
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CAS Registry Number | 2140-73-0 |
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SMILES | CN1C=NC2=C(N=CN2[C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)C1=O |
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InChI Identifier | InChI=1S/C11H14N4O5/c1-14-3-13-9-6(10(14)19)12-4-15(9)11-8(18)7(17)5(2-16)20-11/h3-5,7-8,11,16-18H,2H2,1H3/t5-,7-,8-,11-/m1/s1 |
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InChI Key | WJNGQIYEQLPJMN-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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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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| Not Available | 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 MHz, Methanol, simulated) | varshavi.d26@gmail.com | Not Available | Not Available | 2021-08-09 | 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 purine nucleosides. Purine nucleosides are compounds comprising a purine base attached to a ribosyl or deoxyribosyl moiety. |
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Kingdom | Organic compounds |
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Super Class | Nucleosides, nucleotides, and analogues |
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Class | Purine nucleosides |
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Sub Class | Not Available |
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Direct Parent | Purine nucleosides |
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Alternative Parents | |
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Substituents | - Purine nucleoside
- Glycosyl compound
- N-glycosyl compound
- 6-oxopurine
- Hypoxanthine
- Pentose monosaccharide
- Purinone
- Imidazopyrimidine
- Purine
- Pyrimidone
- Pyrimidine
- N-substituted imidazole
- Monosaccharide
- Vinylogous amide
- Tetrahydrofuran
- Heteroaromatic compound
- Azole
- Imidazole
- Secondary alcohol
- Lactam
- Oxacycle
- Azacycle
- Organoheterocyclic compound
- Alcohol
- Organonitrogen compound
- Organic nitrogen compound
- Organooxygen compound
- Organic oxide
- Organopnictogen compound
- Organic oxygen compound
- Hydrocarbon derivative
- Primary alcohol
- 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 | Not Available | Not Available | 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 ]
- Reynaud C, Bruno C, Boullanger P, Grange J, Barbesti S, Niveleau A: Monitoring of urinary excretion of modified nucleosides in cancer patients using a set of six monoclonal antibodies. Cancer Lett. 1992 Jan 31;61(3):255-62. [PubMed:1739950 ]
- Grosjean H, Auxilien S, Constantinesco F, Simon C, Corda Y, Becker HF, Foiret D, Morin A, Jin YX, Fournier M, Fourrey JL: Enzymatic conversion of adenosine to inosine and to N1-methylinosine in transfer RNAs: a review. Biochimie. 1996;78(6):488-501. [PubMed:8915538 ]
- Heldman DA, Grever MR, Trewyn RW: Differential excretion of modified nucleosides in adult acute leukemia. Blood. 1983 Feb;61(2):291-6. [PubMed:6571786 ]
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