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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2006-05-22 14:17:29 UTC
Update Date2021-09-14 15:46:09 UTC
HMDB IDHMDB0001961
Secondary Accession Numbers
  • HMDB01961
Metabolite Identification
Common Name1,7-Dimethylguanosine
Description1,7-dimethylguanosine is a modified ribonucleoside. 1,7-dimethylguanosine is formed in tRNA enzymatic methylation. 1,7-Dimethylguanosine was found to be formed in high amounts in the tRNA methylation reaction at high concentrations of methylating agents.1,7-dimethylguanosine has a possible connection to chemical cancerogenesis and to the aberrant increase of tRNA methylases activity in tumor tissues. The amount of 1,7-dimethylguanosine produced by the kidney is higher than that produced by the liver. The immediate precursor in the formation of 1,7-dimethylguanosine in tRNA appears to be 1-methylguanosine. An accumulation of modified ribonucleosides appears in the serum of uremic patients. (PMID: 7046770 , 6164398 , 7259877 , 7159514 , 9607216 ).
Structure
Thumb
Synonyms
ValueSource
1,7-DimethylguanosineMeSH
Chemical FormulaC12H17N5O5
Average Molecular Weight311.2939
Monoisotopic Molecular Weight311.122968679
IUPAC Name2-amino-9-[(2R,3R,4S,5R)-4-hydroxy-5-(hydroxymethyl)-3-oxidooxolan-2-yl]-1,7-dimethyl-6-oxo-6,7-dihydro-1H-9λ⁵-purin-9-ylium
Traditional Name2-amino-9-[(2R,3R,4S,5R)-4-hydroxy-5-(hydroxymethyl)-3-oxidooxolan-2-yl]-1,7-dimethyl-6-oxo-9λ⁵-purin-9-ylium
CAS Registry Number69453-64-1
SMILES
CN1C=[N+]([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2[O-])C2=C1C(=O)N(C)C(N)=N2
InChI Identifier
InChI=1S/C12H17N5O5/c1-15-4-17(11-8(20)7(19)5(3-18)22-11)9-6(15)10(21)16(2)12(13)14-9/h4-5,7-8,11,18-19H,3H2,1-2H3,(H2,13,14)/t5-,7-,8-,11-/m1/s1
InChI KeyAISVAXNALHBFPC-IOSLPCCCSA-N
Chemical Taxonomy
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.
KingdomOrganic compounds
Super ClassNucleosides, nucleotides, and analogues
ClassPurine nucleosides
Sub ClassNot Available
Direct ParentPurine nucleosides
Alternative Parents
Substituents
  • Purine nucleoside
  • Glycosyl compound
  • N-glycosyl compound
  • 6-oxopurine
  • Hypoxanthine
  • Imidazopyrimidine
  • Purine
  • Aminopyrimidine
  • Pyrimidone
  • Monosaccharide
  • N-substituted imidazole
  • Pyrimidine
  • Azole
  • Imidazole
  • Heteroaromatic compound
  • Vinylogous amide
  • Tetrahydrofuran
  • Secondary alcohol
  • Lactam
  • Organoheterocyclic compound
  • Oxacycle
  • Azacycle
  • Primary amine
  • Organonitrogen compound
  • Organooxygen compound
  • Primary alcohol
  • Amine
  • Alcohol
  • Hydrocarbon derivative
  • Organic oxide
  • Organopnictogen compound
  • Organic nitrogen compound
  • Organic oxygen compound
  • Organic zwitterion
  • Alkoxide
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
RoleNot Available
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular LocationsNot Available
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB022767
KNApSAcK IDNot Available
Chemspider ID140757
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound160130
PDB IDNot Available
ChEBI ID165836
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Niwa T, Takeda N, Yoshizumi H: RNA metabolism in uremic patients: accumulation of modified ribonucleosides in uremic serum. Technical note. Kidney Int. 1998 Jun;53(6):1801-6. [PubMed:9607216 ]
  2. Kanduc D: 1,7-Dimethylguanosine formation in tRNA enzymatic methylation. Boll Soc Ital Biol Sper. 1982 Apr 30;58(8):453-6. [PubMed:7046770 ]
  3. Kanduc D: tRNA chemical methylation. In vitro and in vivo formation of 1,7-dimethylguanosine at high concentrations of methylating agents. Biochim Biophys Acta. 1981 Mar 26;653(1):9-17. [PubMed:6164398 ]
  4. Kanduc D: tRNA-dimethylsulphate reaction: identification of 1,7-dimethylguanosine as a major product at high concentrations of methylating agent. Boll Soc Ital Biol Sper. 1981 Mar 15;57(5):477-82. [PubMed:7259877 ]
  5. Kanduc D, Sapia G: Origin of 1,7-dimethylguanosine in tRNA chemical and enzymatic methylation. Boll Soc Ital Biol Sper. 1982 Oct 15;58(19):1221-5. [PubMed:7159514 ]