title: Twenty canonical amino acids of the genetic code: the arithmetical regularities. Part I.
authors.forename: V I
authors.initials: VI
authors.lastname: Shcherbak
mesh_terms: D000596:Amino Acids / Q000235:genetics*; D000818:Animals; D005815:Genetic Code; D008433:Mathematics; D008957:Models, Genetic
chemical_list: D000596:Amino Acids