Pyrimidine analogue

Pyrimidine analogues are antimetabolites which mimic the structure of metabolic pyrimidines.

Examples
Examples include:


 * 5-fluorouracil (5FU) which inhibits thymidylate synthase.
 * Floxuridine (FUDR)
 * Cytosine arabinoside (Cytarabine)
 * 6-azauracil (6-AU)