label: 20-aldehyde-leukotriene B4 20-monooxygenase activity
label_lc: 20-aldehyde-leukotriene b4 20-monooxygenase activity
description: "Catalysis of the reaction: 20-oxo-leukotriene B4 + O2 + reduced [NADPH-hemoprotein reductase] = 20-carboxy-leukotriene B4 + 2 H+ + H2O + oxidized [NADPH-hemoprotein reductase]."