The Occurrence of Folate-Derived Pteridines in Rat Liver | Clinical Science
The Occurrence of Folate-Derived Pteridines in Rat Liver. Berenice Reed, D. Weir, J. Scott ... 2. The pteridines catabolites on the other hand are retained to a much greater extent by the liver, forming an ever-increasing ... The Occurrence of Folate-Derived Pteridines in Rat Liver Message Subject (Your Name) has forwarded a page to you from Clinical ... 3. A possible role for these pteridines as cofactors in brain metabolism is discussed. ...http://www.clinsci.org/content/54/4/355
Pteridines Summary Report | CureHunter
Pteridines: Compounds based on pyrazino[2,3-d]pyrimidine which is a pyrimidine fused to a pyrazine, containing four NITROGEN ... Pteridines. Subscribe to New Research on Pteridines Compounds based on pyrazino[2,3-d]pyrimidine which is a pyrimidine fused to ... 01/01/1994 - "[Unconjugated pteridines and neuromeningeal infections].". 01/01/1993 - "[Unconjugated pteridines and ... 01/14/2011 - "Pteridines are important cofactors in the process of cell metabolism, and they have recently become a focal point ...http://www.curehunter.com/public/keywordSummaryD011621.do
Negishi coupling of pteridine-O-sulfonates
We then investigated the ability of mesylate as a leaving group in pteridine system, and treated the mesyloxy-pteridine 10 with ... the coupled phenyl-pteridine 4 along with the mono-deprotected phenyl-pteridine 5 was formed. Work by Joule et al.7 also ... 8 Treating the phenyl-pteridine 4 and 5 with 1MNH3 solution under gentle reflux gave 2,4-diamino-6-pteridine1211 in 60 % yield ... 2,4-Diamino-6-(phenyl)pteridine (11)12. 4-Amino-2-(N,N-dimethylaminomethyleneamino)-6-(phenyl) pterin 5 (150 mg, 0.512 mmol) ...http://www.scielo.org.za/scielo.php?script=sci_arttext&pid=S0379-43502013000100007&lng=pt&nrm=iso&tlng=en
... -. *Formula: C13H12N4O2 ...https://webbook.nist.gov/cgi/inchi/InChI%3D1S/C13H12N4O2/c1-7-5-4-6-8-10
Pteridine - Wikipedia
Pteridine is an aromatic chemical compound composed of fused pyrimidine and pyrazine rings. A pteridine is also a group of ... Pterins and flavins are classes of substituted pteridines that have important biological activity. Pteridine is a precursor in ... The enzyme dihydropteroate synthetase converts pteridine and 4-aminobenzoic acid to dihydrofolic acid in the presence of ...https://en.wikipedia.org/wiki/Pteridine
Pteridine oxidase - Wikipedia
In enzymology, a pteridine oxidase (EC 22.214.171.124) is an enzyme that catalyzes the chemical reaction 2-amino-4-hydroxypteridine ... "Detection of a pteridine oxidase in plants". Plant Sci. Lett. 18: 169-175. doi:10.1016/0304-4211(80)90047-4. Molecular and ...https://en.wikipedia.org/wiki/Pteridine_oxidase
Pteridine reductase - Wikipedia
"The roles of pteridine reductase 1 and dihydrofolate reductase-thymidylate synthase in pteridine metabolism in the protozoan ... In enzymology, a pteridine reductase (EC 126.96.36.199) is an enzyme that catalyzes the chemical reaction 5,6,7,8- ... Other names in common use include PTR1, and pteridine reductase 1. As of late 2007, 7 structures have been solved for this ... Gourley DG, Schüttelkopf AW, Leonard GA, Luba J, Hardy LW, Beverley SM, Hunter WN (2001). "Pteridine reductase mechanism ...https://en.wikipedia.org/wiki/Pteridine_reductase
Easy synthesis of new series of pteridine analogs: di- and tetra-hydropyrimido[4,5-d]pyrimidines via 5-pyrimidinecarbaldehydes
Permissions: This work is licensed under a Creative Commons Attribution-NonCommercial 3.0 License. Please contact firstname.lastname@example.org to use this work in a way not covered by the license.. For more information, read Michigan Publishing's access and usage policy.. ...https://quod.lib.umich.edu/a/ark/5550190.p008.653/1
Pteridines - Exposure Studies | CTD
In summary, the fact that we found erythrocyte folate concentrations were either higher or lower in Canadians compared with Americans, depending on whether an adjustment was made to account for assay differences, suggests that caution must be exercised in evaluating erythrocyte folate data from different countries because analytical methods are not readily comparable ...http://ctdbase.org/detail.go?type=chem&acc=D011621&view=expStudies
JAIRO | Alterations in the reduced pteridine contents in the cerebrospinal fluids of LRRK2 mutation carriers and patients with...
Alterations in the reduced pteridine contents in the cerebrospinal fluids of LRRK2 mutation carriers and patients with ... Alterations in the reduced pteridine contents in the cerebrospinal fluids of LRRK2 mutation carriers and patients with ... Parkinson's disease.Alterations in the reduced pteridine contents in the cerebrospinal fluids of LRRK2 mutation carriers and ...http://jairo.nii.ac.jp/0083/00261187/en
Bibliography - CCR Fluorescent Pteridines - CCR Wiki
Hawkins, Mary E. and Balis, Frank M. Use of Pteridine Nucleoside Analogs as Hybridization Probes Nucleic Acids Research (2004) ... Hawkins, M.E., Pfleiderer, W., Balis, F. M., Porter D., and Knutson, J.R. Fluorescence Properties of Pteridine Nucleoside ... Hawkins, Mary E., Fluorescent Pteridine Probes for Nucleic Acid Analysis.In Ludwig Brand and Michael L. Johnson, editors: ... Hawkins, Mary E. Fluorescent Pteridine Nucleoside Analogs: a window on DNA Interactions_Cell Biochemistry and Biophysics_ (2001 ...https://ccrod.cancer.gov/confluence/display/CCRFP/Bibliography
PTERIDINE DERIVATIVES AS POLO-LIKE KINASE INHIBITORS USEFUL IN THE TREATMENT OF CANCER - Patent application
Patent application title: PTERIDINE DERIVATIVES AS POLO-LIKE KINASE INHIBITORS USEFUL IN THE TREATMENT OF CANCER. Inventors: ... Patent application title: PTERIDINE DERIVATIVES AS POLO-LIKE KINASE INHIBITORS USEFUL IN THE TREATMENT OF CANCER. Inventors: ...http://www.patentsencyclopedia.com/app/20100216802
"A Rebuttal to "A Comment to 'Normalization of Urinary Pteridines by Ur" by Yinfa Ma, Casey Burton et al.
... and urinary creatinine with respect to the diagnostic properties of selected pteridines in discerning aggressive and benign ... Reibnegger and Fuchs regarding our recent publication 'Normalization of urinary pteridines by urine specific gravity for early ... A Rebuttal to "A Comment to 'Normalization of Urinary Pteridines by Urine Specific Gravity for Early Cancer Detection' [Clin. ... "A Rebuttal to 'A Comment to 'Normalization of Urinary Pteridines by Urine Specific Gravity for Early Cancer Detection' [Clin. ...https://scholarsmine.mst.edu/chem_facwork/2270/
Shodhganga@INFLIBNET: Studies on chemistry and biophysical aspects of Pteridines butterfly wing pigments in relation to their...
Lepidopteran Wing, Pteridines, Carcinoma, Beta-Glycoside Linkages, N-Acetyl Glucosamine, Papilio Palinurus. ... Studies on chemistry and biophysical aspects of Pteridines _butterfly wing pigments_ in relation to their possible ...http://shodhganga.inflibnet.ac.in:8080/jspui/handle/10603/90689
Altered sugar donor specificity and catalytic activity of pteridine glycosyltransferases by domain swapping or site-directed...
Altered sugar donor specificity and catalytic activity of pteridine glycosyltransferases by domain swapping or site-directed ... Pteridine glycosyltransferase (PGT) is a group of enzymes catalyzing transfer of a variety of glycosyl group to the reduced ... Lee Y. G. , Kim A. H. , Park M. B. , Kim H. L. , Lee K. H. , Park Y. S. (2010) Molecular cloning of cyanobacterial pteridine ... 1] HL Kim , AH Kim , MB Park , SW Lee , and YS Park , "Altered sugar donor specificity and catalytic activity of pteridine ...http://www.kpubs.org/article/articleMain.kpubs?articleANo=E1MBB7_2013_v46n1_37
China 2,4-diamino-6-(hydroxymethyl)-pteridine Hydrochloride CAS No.: 73978-41-3 Suppliers and Exporter - Wholesale Others -...
... pteridine hydrochloride CAS No.: 73978-41-3. We're professional suppliers and exporter of various Others products in China, ... Hot Tags: 2,4-diamino-6-(hydroxymethyl)-pteridine hydrochloride CAS No.: 73978-41-3, China, suppliers, exporter, wholesale, for ... Product: 2,4-diamino-6-(hydroxymethyl)-pteridine hydrochloride. CAS No. : 73978-41-3. ...http://www.taichengchem.com/fine-chemical/others/2-4-diamino-6-hydroxymethyl-pteridine.html
Design, Synthesis and Biological Evaluation of Novel Inhibitors of Trypanosoma brucei Pteridine Reductase 1 - Research Database...
Design, Synthesis and Biological Evaluation of Novel Inhibitors of Trypanosoma brucei Pteridine Reductase 1. *Overview ... N2 - Genetic studies indicate that the enzyme pteridine reductase 1 (PTR1) is essential for the survival of the protozoan ... AB - Genetic studies indicate that the enzyme pteridine reductase 1 (PTR1) is essential for the survival of the protozoan ... abstract = "Genetic studies indicate that the enzyme pteridine reductase 1 (PTR1) is essential for the survival of the ...http://discovery.dundee.ac.uk/portal/en/research/design-synthesis-and-biological-evaluation-of-novel-inhibitors-of-trypanosoma-brucei-pteridine-reductase-1
In Vitro and In Vivo Analysis of the Gram-Negative Bacteria-Derived Riboflavin Precursor Derivatives Activating Mouse MAIT...
Pteridines. XXXII. 2-Amino-3-cyano-5-chloromethylpyrazine 1-oxide and its conversion to 6-alkenyl-substituted pteridines. J. ... Synthesis of pteridine variants. Compound A (Cp-A), compound B (Cp-B), compound C (Cp-C), and compound D (Cp-D) were ... Pteridines. 44. A convenient synthesis of 6-formylpterin. J. Org. Chem. 43: 736-737. ...http://www.jimmunol.org/content/194/10/4641
CSIRO PUBLISHING | Australian Journal of Chemistry
CH9731689Aza analogues of pteridine. VII. 3-Alhoxypyrimido[5,4-e]-as-triazines and some derivatives. DJ Brown and RK Lynn ...http://www.publish.csiro.au/CH/issue/3565/
KAKEN - Research Projects | EFFICIENT CHEMICAL SYNTHESIS OF NATURAL PTERIN DERIVATIVES (KAKENHI-PROJECT-07045016)
Publications] 花谷 他: 'Synthesis of 1'-O-, 2'-O- and l',2'-Di-O-(β-D-glucopyranosyl)-L-biopterin,' Chem.Biol.Pteridines and ... Publications] 花谷 他: 'Synthesis of 1'-O-,2'-O-and 1',2'-Di-O- (β-D-glucopyranosyl) -L-biopterin.' Chem.Biol.Pteridines and ... Chem.Biol.Pteridines and Folatesed. By W.Pfleiderer and H.Rokos, Blackwell Science, Berlin. 49-52. (1997). *. Description. 「研究成 ...https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-07045016/
De novo characterization of the gene-rich transcriptomes of two color-polymorphic spiders, Theridion grallator and T....
Pteridine. Nine (69%) of 13 pteridine-associated genes were identified by RBH (Table 4). Although the pteridine biosynthesis ... Perhaps most surprising is the apparent absence of pteridine-based pigments. The pteridine pathway is found in both plants and ... the mere presence of the pteridine pathway genes does not necessarily mean that the animals generate pteridine pigments in any ... O = Ommochrome, P = Pteridine, M = Melanin, H = Heme, R = Rhodopsin/Carotenoid. For full gene names see Tables 3 and 4. ...https://bmcgenomics.biomedcentral.com/articles/10.1186/1471-2164-14-862
RCSB PDB - Ligand Summary Page
The PDB archive contains information about experimentally-determined structures of proteins, nucleic acids, and complex assemblies. As a member of the wwPDB, the RCSB PDB curates and annotates PDB data according to agreed upon standards. The RCSB PDB also provides a variety of tools and resources. Users can perform simple and advanced searches based on annotations relating to sequence, structure and function. These molecules are visualized, downloaded, and analyzed by users who range from students to specialized scientists.http://www.rcsb.org/pdb/ligand/ligandsummary.do?handler=biologyChemistry&hetId=FAD
Interpretation of the Ultraviolet Spectra of Natural Products - 1st Edition
6.4 PTERIDINES (Table 6.4). Chapter 7: SOME APPLICATIONS OF SPECTROPHOTOMETRY TO THE ANALYSIS OF NATURAL PRODUCTS ...https://www.elsevier.com/books/interpretation-of-the-ultraviolet-spectra-of-natural-products/scott/978-0-08-013615-8
Critical Role of Interleukin-1β for Transcriptional Regulation of Endothelial 6-Pyruvoyltetrahydropterin Synthase |...
As a result, actinomycin D totally inhibited the induction of pteridine synthesis of IFN-γ/TNF-α/IL-1β-treated cells (data not ... C, Measurement of pteridines in culture supernatants after 90 hours of cytokine treatment (mean±SD from 4 independent ... Finally, we measured pteridines in culture supernatants to investigate the effect of gene expression changes on product ... Comparison of the pteridine profiles (ie, the biopterin-neopterin ratio) in supernatants suggests that individual cytokines ...http://atvb.ahajournals.org/content/23/11/e50