locus-tag	class	description
	IPR039425	RNA polymerase sigma-70 like
	IPR014284	RNA polymerase sigma-70 like domain
	IPR014304	RNA polymerase sigma-Z type
	IPR000838	RNA polymerase sigma factor 70, ECF, conserved site
	IPR007627	RNA polymerase sigma-70 region 2
	IPR013249	RNA polymerase sigma factor 70, region 4 type 2
	IPR013325	RNA polymerase sigma factor, region 2
	IPR013324	RNA polymerase sigma factor, region 3/4-like
	IPR036388	Winged helix-like DNA-binding domain superfamily