Deoxynucleoside analogues such as 5-aza-2-deoxycytidine (depicted by Z) are converted into the triphosphate inside S-phase cells and are incorporated in place of cytosine into DNA. Ribonucleosides ...

Inosine is a nucleoside that occurs naturally in transfer RNAs (tRNAs ... This flexibility is often mediated by inosine at the wobble position (first position) of the anticodon. Inosine can pair with ...