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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2006-05-22 15:12:47 UTC
Update Date2023-02-21 17:16:35 UTC
HMDB IDHMDB0003282
Secondary Accession Numbers
  • HMDB03282
Metabolite Identification
Common Name1-Methylguanine
Description1-Methylguanine is a naturally occurring modified purine derived from tRNA, found in elevated levels in the serum and urine of cancer patients (PMID:2413515 ). Increase of 1-methylguanine in the urine of colorectal tumor bearing patients, has been justified either by a more rapid turnover of nucleic acids in tumor tissue or by an increase in the extent of their methylation (PMID:9069642 ).
Structure
Thumb
Synonyms
ValueSource
N1-MethylguanineChEBI
1-Methyl-(8ci)-guanineHMDB
1-Methyl-guanineHMDB
RRNA containing N1-methylguanineHMDB
Chemical FormulaC6H7N5O
Average Molecular Weight165.1527
Monoisotopic Molecular Weight165.065059871
IUPAC Name2-amino-1-methyl-6,7-dihydro-1H-purin-6-one
Traditional Name2-amino-1-methyl-7H-purin-6-one
CAS Registry Number938-85-2
SMILES
CN1C(N)=NC2=C(NC=N2)C1=O
InChI Identifier
InChI=1S/C6H7N5O/c1-11-5(12)3-4(9-2-8-3)10-6(11)7/h2H,1H3,(H2,7,10)(H,8,9)
InChI KeyRFLVMTUMFYRZCB-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 6-oxopurines. These are purines that carry a C=O group at position 6. Purine is a bicyclic aromatic compound made up of a pyrimidine ring fused to an imidazole ring.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassImidazopyrimidines
Sub ClassPurines and purine derivatives
Direct Parent6-oxopurines
Alternative Parents
Substituents
  • 6-oxopurine
  • Pyrimidone
  • Pyrimidine
  • Azole
  • Imidazole
  • Heteroaromatic compound
  • Vinylogous amide
  • Lactam
  • Azacycle
  • Hydrocarbon derivative
  • Organic oxide
  • Organooxygen compound
  • Organonitrogen compound
  • Organic nitrogen compound
  • Organopnictogen compound
  • Organic oxygen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External Descriptors
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 Solubility64310 mg/L @ 25 °C (est)The Good Scents Company Information System
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular Locations
  • Cytoplasm (predicted from logP)
Biospecimen Locations
  • Blood
  • Urine
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodExpected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedCancer patients undergoing total body irradiation details
UrineDetected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedCancer patients undergoing total body irradiation details
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB014518
KNApSAcK IDC00055389
Chemspider ID63498
KEGG Compound IDC04152
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkMethylguanine
METLIN ID3778
PubChem Compound70315
PDB IDNot Available
ChEBI ID21803
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1851531
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. 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 ]
  2. Porcelli B, Muraca LF, Frosi B, Marinello E, Vernillo R, De Martino A, Catinella S, Traldi P: Fast-atom bombardment mass spectrometry for mapping of endogenous methylated purine bases in urine extracts. Rapid Commun Mass Spectrom. 1997;11(4):398-404. [PubMed:9069642 ]
  3. Di Pietro MC, Vannoni D, Leoncini R, Liso G, Guerranti R, Marinello E: Determination of urinary methylated purine pattern by high-performance liquid chromatography. J Chromatogr B Biomed Sci Appl. 2001 Feb 10;751(1):87-92. [PubMed:11232859 ]
  4. Kerr SJ: Induction of adipocyte formation in 10T1/2 cells by 1-methylguanine and 7-methylguanine. Tumour Biol. 1985;6(2):115-21. [PubMed:2413515 ]