Metabolic Regulation of a Bacterial Cell System with Emphasis on Escherichia coli Metabolism

Table 1

Sigma factors and their functions.

σ ^19	Ion transport
σ ^24	Extreme temperature
σ ^28	Flagella genes
σ ^32	Heat shock
σ ^38	Stationary phase or carbon starvation, and so forth
σ ^54	Nitrogen regulation
σ ^70	House keeping