1.14.19.19 sphingolipid 10-desaturase - 1.14.19.2 stearoyl-[acyl-carrier-protein] 9-desaturase - 1.14.19.20 DELTA7-sterol 5(6)-desaturase - 1.14.19.21 cholesterol 7-desaturase - 1.14.19.22 acyl-lipid omega-6 desaturase (cytochrome b5) - 1.14.19.23 acyl-lipid (n+3)-(Z)-desaturase (ferredoxin) - 1.14.19.24 acyl-CoA 11-(E)-desaturase - 1.14.19.25 acyl-lipid omega-3 desaturase (cytochrome b5) - 1.14.19.26 acyl-[acyl-carrier-protein] 6-desaturase - 1.14.19.27 sn-2 palmitoyl-lipid 9-desaturase -