Figure 1From: Phenotypic heterogeneity in mycobacterial stringent responseSchematic diagram of the stringent response pathway in M. smegmatis activated under nutrient depletion. MprB-P and MprA-P are the phosphorylated forms of MprB and MprA respectively. Poly P serves as the phosphate donor in the conversion of MprB to MprB-P.Back to article page