1.1.1.330	very-long-chain 3-oxoacyl-CoA reductase	arachidonate biosynthesis III (6-desaturase, mammals)	-	
1.3.1.93	very-long-chain enoyl-CoA reductase	arachidonate biosynthesis III (6-desaturase, mammals)	-	
1.14.19.44	acyl-CoA (8-3)-desaturase	arachidonate biosynthesis III (6-desaturase, mammals)	-	
4.2.1.134	very-long-chain (3R)-3-hydroxyacyl-CoA dehydratase	arachidonate biosynthesis III (6-desaturase, mammals)	-