title: The study of opal mutations in bacteriophage T4B. II. An investigation into the properties of amber and opal mutations in gene 47 of phage T4B.
mesh_terms: D002874:Chromosome Mapping; D003090:Coliphages / Q000254:growth & development / Q000378:metabolism; D004267:DNA Viruses; D004926:Escherichia coli / Q000254:growth & development; D005815:Genetic Code; D009154:Mutation; D010443:Peptide Chain Termination, Translational; D013489:Suppression, Genetic; D013696:Temperature; D014364:Tryptophan / Q000378:metabolism
chemical_list: D014364:Tryptophan