Fig. 1From: Improving phytosterol biotransformation at low nitrogen levels by enhancing the methylcitrate cycle with transcriptional regulators PrpR and GlnR of Mycobacterium neoaurumSequence homology and function analysis of PrpR, PrpD, PrpB, PrpC and GlnR of four mycobacteria. a The structural variations of the PrpR, PrpD, PrpB, PrpC and GlnR. b GlnR and PrpR bind the promoter region of prpDBC in M. neoaurumBack to article page