title: Mutation su (30) of phage T4B which enhances the suppression of ligase mutations by rII-mutations.
mesh_terms: D002874:Chromosome Mapping; D003090:Coliphages; D003434:Crossing Over, Genetic; D004267:DNA Viruses; D009154:Mutation; D011118:Polynucleotide Ligases; D013489:Suppression, Genetic
chemical_list: D011118:Polynucleotide Ligases