[synthetic or natural chemical compounds which resemble the nitrogenous ring compounds of nucleosides, nucleotides, and nucleic acids in structure and/or function. ( CSP )]
UMLS (CSP) C0597102 - Nucleic Acid, Nucleoside, or Nucleotide
Relation/PAR: antimetabolite
analog
Relation/CHD: pyrimidine analog
purine analog