EC:1.14.18.9; MetaCyc:RXN-13188; RHEA:55220; reactome:R-HSA-194641 "4,4-dimethylcholesta-8(9),24-dien-3beta-ol is oxidized to 4-methyl,4-carboxycholesta-8(9),24-dien-3beta-ol"; reactome:R-HSA-194669 "4-methylcholesta-8(9),24-dien-3beta-ol is oxidized to 4-carboxycholesta-8(9),24-dien-3beta-ol"