title: Tyrosine-incorporating amber suppressors in Escherichia coli K12.
mesh_terms: D003090:Coliphages; D003673:Defective Viruses; D004926:Escherichia coli / Q000378:metabolism*; D005827:Genetics, Microbial; D008242:Lysogeny; D008967:Molecular Biology; D009154:Mutation; D014161:Transduction, Genetic; D014443:Tyrosine / Q000378:metabolism*
chemical_list: D014443:Tyrosine