obsolete CYP79F1 tetrahomomethionine monooxygenase activity (obsolete GO:0103098)
OBSOLETE. Catalysis of the reaction: 2 H+ + tetrahomomethionine + 2 O2 + 2 NADPH = 3 H2O + carbon dioxide + 2 NADP + 7-methylthioheptanaldoxime.