Dezaguanine

**Semantic type:** Nucleic Acid, Nucleoside, or Nucleotide|Pharmacologic Substance

**Definition:** A purine nucleoside analogue with antineoplastic and antiviral activities. By replacing guanine, dezaguanine incorporates into DNA and inhibits de novo purine synthesis, thereby inducing cell death. (NCI)

**Synonyms:** - 3-Deazaguanine - 3-Deazaguanine - CI-908 - DEZAGUANINE - Deazaguanine