... category and signal transductioncategory in the wild type and rsh mutant during stationary phase. The expression values in each row were standardized by subtraction of the mean and division by the ... previously[29], showing the rsh mutant to be (p)ppGpp-deficient.However,duetothesensitivityoftheassay,thepre-sence of trace amounts of (p)ppGpp in the rsh mutant,possibly resulting from the presence ... encoding key enzymes of carbohydratemetabolism were induced by (p)ppGpp, including the transaldolase tal of the pentose pathway, glgC involvedin starch and sucr ose metabolism, the glycolytic genefbaB...