Butanoyl-CoA+FAD<=>Crotonoyl-CoA+FADH2 (Homo sapiens)
butanoyl-coa+fad<=>crotonoyl-coa+fadh2 (homo sapiens)
Butanoyl-CoA+FAD<=>Crotonoyl-CoA+FADH2 (Homo sapiens)
butanoyl-coa+fad<=>crotonoyl-coa+fadh2 (homo sapiens)