label: dihydroceramide fatty acyl 2-hydroxylase activity
label_lc: dihydroceramide fatty acyl 2-hydroxylase activity
description: "Catalysis of the reaction: an N-(1,2-saturated acyl)sphinganine + 2 Fe(II)-[cytochrome b5] + 2 H+ + O2 = an N-[(2'R)-hydroxyacyl]sphinganine + 2 Fe(III)-[cytochrome b5] + H2O."