TY - RPRT TI - Genetic complementation between Escherichia coli RNA polymerase mutants. AU - A Jacobson AU - D Gillespie PY - 1971 DO - 10.1016/s0006-291x(71)80189-4 UR - https://pubmed.ncbi.nlm.nih.gov/4946184/ ID - 4946184 ER -