TY - GEN AU - Pruss,G J AU - Drlica,K TI - Topoisomerase I mutants: the gene on pBR322 that encodes resistance to tetracycline affects plasmid DNA supercoiling SN - 0027-8424 PY - 1987///0114 KW - DNA Topoisomerases, Type I KW - genetics KW - DNA, Bacterial KW - DNA, Superhelical KW - Drug Resistance, Microbial KW - Mutation KW - Plasmids KW - Promoter Regions, Genetic KW - Tetracycline KW - pharmacology N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1073/pnas.83.23.8952 ER -