5.1.99.1	(S)-lactate fermentation to propanoate, acetate and hydrogen	-	-	PWY-8086	
5.1.99.1	3-hydroxypropanoate cycle	-	-	PWY-5743	
5.1.99.1	3-hydroxypropanoate/4-hydroxybutanate cycle	-	-	PWY-5789	
5.1.99.1	anaerobic energy metabolism (invertebrates, mitochondrial)	-	-	PWY-7384	
5.1.99.1	Carbon fixation pathways in prokaryotes	-	00720	-	
5.1.99.1	CO2 fixation in Crenarchaeota	CO2 fixation in Crenarchaeota	-	-	
5.1.99.1	crotonyl-CoA/ethylmalonyl-CoA/hydroxybutyryl-CoA cycle (engineered)	-	-	PWY-7854	
5.1.99.1	ethylmalonyl-CoA pathway	-	-	PWY-5741	
5.1.99.1	ethylmalonyl-CoA pathway	ethylmalonyl-CoA pathway	-	-	
5.1.99.1	Glyoxylate and dicarboxylate metabolism	-	00630	-