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 | 2021-10-07 20:39:10 UTC |
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NP-MRD ID | NP0001087 |
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Secondary Accession Numbers | None |
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Natural Product Identification |
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Common Name | Guanine |
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Description | Guanine is one of the five main nucleobases found in the nucleic acids DNA and RNA. Guanine is a derivative of purine, consisting of a fused pyrimidine-imidazole ring system with conjugated double bonds. Being unsaturated, the bicyclic molecule is planar. The guanine nucleoside is called guanosine. The first isolation of guanine was reported in 1844 from the excreta of sea birds, known as guano, which was used as a source of fertilizer. High affinity binding of guanine nucleotides and the ability to hydrolyze bound GTP to GDP are characteristics of an extended family of intracellular proteins. Guanine nucleotide-binding regulatory proteins may be involved in the activation of phospholipases C and A2 by hormones and other ligands. The binding of hormones to receptors that activate phospholipase C is decreased by guanine nucleotides and these hormones also stimulate a high-affinity GTPase activity in cell membranes. Effects of hormones on phospholipase C activity in cell-free preparations are dependent on the presence of guanine nucleotides. Hypoxanthine-guanine phosphoribosyltransferase (HPRT, EC 2.4.2.8) Is a purine salvage enzyme that catalyses the conversion of hypoxanthine and guanine to their respective mononucleotides. Partial deficiency of this enzyme can result in the overproduction of uric acid leading to a severe form of gout, whilst a virtual absence of HPRT activity causes the Lesch-Nyhan syndrome, an inborn error of metabolism, which is characterised by hyperuricaemia, mental retardation, choreoathetosis and compulsive self-mutilation. Peroxynitrite induces DNA base damage predominantly at guanine (G) and 8-oxoguanine (8-oxoG) nucleobases via oxidation reactions. G and 8-oxoG are the most reactive bases toward Peroxynitrite and possibly the major contributors to peroxynitrite-derived genotoxic and mutagenic lesions. The neutral G radical, reacts with NO2 to yield 8-nitroguanine and 5-nitro-4-guanidinohydantoin (PMID: 16352449 , 2435586 , 2838362 , 1487231 ). |
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Structure | InChI=1S/C5H5N5O/c6-5-9-3-2(4(11)10-5)7-1-8-3/h1H,(H4,6,7,8,9,10,11) |
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Synonyms | Value | Source |
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2-Amino-6-hydroxypurine | ChEBI | 2-Amino-6-oxopurine | ChEBI | G | ChEBI | Gua | ChEBI | 2-Amino-1,7-dihydro-6H-purin-6-one | HMDB | 2-Amino-1,9-dihydro-6H-purin-6-one | HMDB | 2-Amino-1,9-dihydro-purin-6-one | HMDB | 2-Amino-3,7-dihydro-6H-purin-6-one | HMDB | 2-Amino-6-hydroxy-1H-purine | HMDB | 2-Amino-6-purinol | HMDB | 2-Amino-hypoxanthine | HMDB | 2-Aminohypoxanthine | HMDB | 6-Hydroxy-2-aminopurine | HMDB | C.I. natural white 1 | HMDB | CI natural white 1 | HMDB | Dew pearl | HMDB | Guanin | HMDB | Guanine enol | HMDB | GUN | HMDB | Mearlmaid | HMDB | Mearlmaid aa | HMDB | Natural pearl essence | HMDB | Natural white 1 | HMDB | Naturon | HMDB | Pathocidin | HMDB | Pearl essence | HMDB | Stella polaris | HMDB |
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Chemical Formula | C5H5N5O |
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Average Mass | 151.1261 Da |
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Monoisotopic Mass | 151.04941 Da |
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IUPAC Name | 2-amino-6,7-dihydro-3H-purin-6-one |
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Traditional Name | 2-aminohypoxanthine |
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CAS Registry Number | 73-40-5 |
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SMILES | NC1=NC(=O)C2=C(N1)N=CN2 |
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InChI Identifier | InChI=1S/C5H5N5O/c6-5-9-3-2(4(11)10-5)7-1-8-3/h1H,(H4,6,7,8,9,10,11) |
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InChI Key | UYTPUPDQBNUYGX-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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2D NMR | [1H, 13C]-HSQC NMR Spectrum (2D, 400 MHz, H2O, 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, H2O, simulated) | v.dorna83@yahoo.com | Not Available | Not Available | 2021-08-08 | 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 purines and purine derivatives. These are aromatic heterocyclic compounds containing a purine moiety, which is formed a pyrimidine-ring ring fused to an imidazole ring. |
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Kingdom | Organic compounds |
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Super Class | Organoheterocyclic compounds |
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Class | Imidazopyrimidines |
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Sub Class | Purines and purine derivatives |
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Direct Parent | Purines and purine derivatives |
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Alternative Parents | |
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Substituents | - Purine
- Hydroxypyrimidine
- Pyrimidine
- Heteroaromatic compound
- Imidazole
- Azole
- Azacycle
- Organic nitrogen compound
- Organic oxygen compound
- Organopnictogen compound
- Hydrocarbon derivative
- Organooxygen compound
- Organonitrogen 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 | 360 °C | Not Available | Boiling Point | Not Available | Not Available | Water Solubility | 2.08 mg/mL at 37 °C | Not Available | LogP | -0.91 | Hansch CH, Leo A and Hoekman DH. "Exploring QSAR: Hydrophobic, Electronic, and Steric Constraints. Volume 1" ACS Publications (1995). |
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Predicted Properties | |
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General References | - Sculley DG, Dawson PA, Emmerson BT, Gordon RB: A review of the molecular basis of hypoxanthine-guanine phosphoribosyltransferase (HPRT) deficiency. Hum Genet. 1992 Nov;90(3):195-207. [PubMed:1487231 ]
- Sreekumar A, Poisson LM, Rajendiran TM, Khan AP, Cao Q, Yu J, Laxman B, Mehra R, Lonigro RJ, Li Y, Nyati MK, Ahsan A, Kalyana-Sundaram S, Han B, Cao X, Byun J, Omenn GS, Ghosh D, Pennathur S, Alexander DC, Berger A, Shuster JR, Wei JT, Varambally S, Beecher C, Chinnaiyan AM: Metabolomic profiles delineate potential role for sarcosine in prostate cancer progression. Nature. 2009 Feb 12;457(7231):910-4. doi: 10.1038/nature07762. [PubMed:19212411 ]
- Ohdoi C, Nyhan WL, Kuhara T: Chemical diagnosis of Lesch-Nyhan syndrome using gas chromatography-mass spectrometry detection. J Chromatogr B Analyt Technol Biomed Life Sci. 2003 Jul 15;792(1):123-30. [PubMed:12829005 ]
- Boulias C, Moscarello MA: Guanine nucleotides stimulate hydrolysis of phosphatidyl inositol bis phosphate in human myelin membranes. Biochem Biophys Res Commun. 1989 Jul 14;162(1):282-7. [PubMed:2546548 ]
- Harkness RA: Hypoxanthine, xanthine and uridine in body fluids, indicators of ATP depletion. J Chromatogr. 1988 Jul 29;429:255-78. [PubMed:3062020 ]
- Castro-Gago M, Cid E, Trabazo S, Pavon P, Camina F, Rodriguez-Segade S, Einis Punal J, Rodriguez-Nunez A: Cerebrospinal fluid purine metabolites and pyrimidine bases after brief febrile convulsions. Epilepsia. 1995 May;36(5):471-4. [PubMed:7614924 ]
- Steyn LM, Harley EH: Intracellular activity of HPRT Cape Town: purine uptake and growth of cultured cells in selective media. J Inherit Metab Dis. 1985;8(4):198-203. [PubMed:3939543 ]
- Yafe A, Etzioni S, Weisman-Shomer P, Fry M: Formation and properties of hairpin and tetraplex structures of guanine-rich regulatory sequences of muscle-specific genes. Nucleic Acids Res. 2005 May 20;33(9):2887-900. Print 2005. [PubMed:15908587 ]
- Russo TA, Jodush ST, Brown JJ, Johnson JR: Identification of two previously unrecognized genes (guaA and argC) important for uropathogenesis. Mol Microbiol. 1996 Oct;22(2):217-29. [PubMed:8930907 ]
- Liu Z, Li T, Wang E: Simultaneous determination of guanine, uric acid, hypoxanthine and xanthine in human plasma by reversed-phase high-performance liquid chromatography with amperometric detection. Analyst. 1995 Aug;120(8):2181-4. [PubMed:7677251 ]
- Parkinson SJ, Waldman SA: An intracellular adenine nucleotide binding site inhibits guanyly cyclase C by a guanine nucleotide-dependent mechanism. Biochemistry. 1996 Mar 12;35(10):3213-21. [PubMed:8605156 ]
- Rodriguez-Nunez A, Camina F, Lojo S, Rodriguez-Segade S, Castro-Gago M: Concentrations of nucleotides, nucleosides, purine bases and urate in cerebrospinal fluid of children with meningitis. Acta Paediatr. 1993 Oct;82(10):849-52. [PubMed:8241644 ]
- Groopman JD, Zhu JQ, Donahue PR, Pikul A, Zhang LS, Chen JS, Wogan GN: Molecular dosimetry of urinary aflatoxin-DNA adducts in people living in Guangxi Autonomous Region, People's Republic of China. Cancer Res. 1992 Jan 1;52(1):45-52. [PubMed:1727385 ]
- Shioya M, Wakabayashi K, Yamashita K, Nagao M, Sugimura T: Formation of 8-hydroxydeoxyguanosine in DNA treated with fecapentaene-12 and -14. Mutat Res. 1989 Mar;225(3):91-4. [PubMed:2927433 ]
- Allgayer H, Kolb M, Stuber V, Kruis W: Effects of bile acids on base hydroxylation in a model of human colonic mucosal DNA. Cancer Detect Prev. 2002;26(1):85-9. [PubMed:12088208 ]
- Schei MA, Hessen JO, Lund E: House-dust mites and mattresses. Allergy. 2002 Jun;57(6):538-42. [PubMed:12028120 ]
- Weimann A, Belling D, Poulsen HE: Quantification of 8-oxo-guanine and guanine as the nucleobase, nucleoside and deoxynucleoside forms in human urine by high-performance liquid chromatography-electrospray tandem mass spectrometry. Nucleic Acids Res. 2002 Jan 15;30(2):E7. [PubMed:11788733 ]
- Niles JC, Wishnok JS, Tannenbaum SR: Peroxynitrite-induced oxidation and nitration products of guanine and 8-oxoguanine: structures and mechanisms of product formation. Nitric Oxide. 2006 Mar;14(2):109-21. Epub 2005 Dec 13. [PubMed:16352449 ]
- Spiegel AM: Signal transduction by guanine nucleotide binding proteins. Mol Cell Endocrinol. 1987 Jan;49(1):1-16. [PubMed:2435586 ]
- Fain JN, Wallace MA, Wojcikiewicz RJ: Evidence for involvement of guanine nucleotide-binding regulatory proteins in the activation of phospholipases by hormones. FASEB J. 1988 Jul;2(10):2569-74. [PubMed:2838362 ]
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