sentences:  The transcription start sites at the "malEp" and "malKp" promoters are distant of 271 base pairs.The "malEp" and "malKp" promoters are synergistically activated by protein MalT, the activator of the Mal regulon and by the cAMP receptor protein CRP.This activation is a coupled process that involves, going from "malEp" towards "malKp"