Noun
a colorless crystalline organic base containing nitrogen; the parent compound of various biologically important substances
any of several bases that are derivatives of purine
Source: WordNetAs a bicyclic, heterocyclic purine derivative, uric acid does not protonate as an oxygen (−OH) like carboxylic acids do. Source: Internet
It is aromatic because of the purine functional group. Source: Internet
Pyrimidine and purine degradation In humans, pyrimidine rings (C, T, U) can be degraded completely to CO 2 and NH 3 (urea excretion). Source: Internet
To be viable, organisms possess a number of (deoxy)purine phosphohydrolases, which hydrolyze these purine derivatives removing them from the active NTP and dNTP pools. Source: Internet
When purines are formed, they inhibit the enzymes required for more purine formation. Source: Internet
This is the committed step in purine synthesis. Source: Internet