Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A yellow crystalline compound, C6H4N2, having two fused six-member aromatic rings each containing two nitrogen atoms and four carbon atoms. One of the rings is a pyrimidine; the other is a pyrazine.
- noun Any of a group of organic compounds derived from this compound, including folic acid and the pigments of butterfly wings.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun organic chemistry A
bicyclic aromatic heterocycle consisting of fusedpyrimidine andpyrazine rings
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
[German Pteridin : Pter(in), pigment of insect wings (from Greek pteron, wing; see –pter) + -id, -ide + -in, -ine.]
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Examples
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Le Guyader S, Maier J, Jesuthasan S (2005) Esrom, an ortholog of PAM (protein associated with c-myc), regulates pteridine synthesis in the zebrafish.
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< 1, 4 > (tetrahydropteridine has no effect on benzoate 4-hydroxylase activity pteridine independent activity [1]) [1, 6] Activating compounds 2-mercaptoethanol
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