Allelic amber and ochre suppressors.
D000483:Alleles; D002874:Chromosome Mapping; D003090:Coliphages; D005696:Galactosidases; D005815:Genetic Code; D008040:Genetic Linkage; D005827:Genetics, Microbial; D009154:Mutation; D013489:Suppression, Genetic; D014161:Transduction, Genetic
D005696:Galactosidases