label: stearoyl-CoA 9-desaturase activity
label_lc: stearoyl-coa 9-desaturase activity
description: "Catalysis of the reaction: 2 Fe(II)-[cytochrome b5] + 2 H+ + O2 + octadecanoyl-CoA = (9Z)-octadecenoyl-CoA + 2 Fe(III)-[cytochrome b5] + 2 H2O."