3.7.1.19	Metabolic pathways	-	01100	-	
3.7.1.19	Microbial metabolism in diverse environments	-	01120	-	
3.7.1.19	Nicotinate and nicotinamide metabolism	-	00760	-	
3.7.1.19	nicotine degradation I (pyridine pathway)	-	-	P181-PWY