Acetivibrio thermocellus	-	756796	
Clostridium acidi-urici	-	488157, 488158, 488159, 488162, 488163	
Clostridium cylindrosporum	-	488160	
Clostridium kluyveri	-	488159, 488160, 488161, 674333	
Clostridium kluyveri	isoform IPMS2	674333	
Dehalococcoides sp.	designated as EC 2.3.3.14 but does not have any homocitrate synthase activity	719729	
Dehalococcoides sp. CBDB1	designated as EC 2.3.3.14 but does not have any homocitrate synthase activity	719729	
Desulfovibrio desulfuricans	-	674333	
Desulfovibrio vulgaris	-	674333	
Syntrophus aciditrophicus	-	735509, 736357	
Syntrophus aciditrophicus ATCC 700169	-	736357