Bacteriophage T4 middle promoters, which are transcribed using phage-modified host RNA polymerase and the T4 transcriptional activator, MotA, match the host sigma 70 consensus sequence at -10, but they have a different consensus ((t/a)(t/a)TGCTT(t/c)A) (a MotA box) at -30. While the T4 middle promot...
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