title: Are all nucleotidyl transferases metalloenzymes?
mesh_terms: D000818:Animals; D001358:Avian Sarcoma Viruses / Q000187:drug effects / Q000201:enzymology; D002614:Chelating Agents / Q000494:pharmacology; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D004925:Escherichia / Q000187:drug effects / Q000201:enzymology; D007700:Kinetics; D008099:Liver / Q000187:drug effects / Q000201:enzymology; D008274:Magnesium; D008345:Manganese; D008667:Metalloproteins / Q000378:metabolism*; D010618:Phenanthrolines / Q000494:pharmacology*; D012194:RNA-Directed DNA Polymerase / Q000378:metabolism*; D051381:Rats; D012441:Saccharomyces cerevisiae / Q000187:drug effects / Q000201:enzymology; D012617:Sea Urchins / Q000187:drug effects / Q000201:enzymology; D013997:Time Factors; D014158:Transcription, Genetic; D015032:Zinc
chemical_list: D002614:Chelating Agents; D008667:Metalloproteins; D010618:Phenanthrolines; D008345:Manganese; D012194:RNA-Directed DNA Polymerase; D012321:DNA-Directed RNA Polymerases; D008274:Magnesium; D015032:Zinc