obsolete 4alpha-formyl-ergosta-7,24(241)-dien-3beta-ol-methyl oxidase activity (obsolete GO:0102178)
OBSOLETE. Catalysis of the reaction: 4alpha-formyl-ergosta-7,24(241)-dien-3beta-ol + O2 + NADH = 4alpha-carboxy-ergosta-7,24(241)-dien-3beta-ol + NAD + H2O.