CYP123, a sterol C4-methyl oxidase, acts with CYP51 to initiate mycobacterial lanosterol catabolism
Dongxu Yuan, Lauren R Hatfield, Hannah Ryan, Harry Williams, Mochen Dong, Josie E Parker, Yi Jin, Rémi Zallot
This study identifies CYP123 as a key enzyme in mycobacterial lanosterol catabolism, showing it works with CYP51 to oxidize C14-demethylated sterols, expanding the known sterol utilization beyond cholesterol.
bioRxiv · Nov 2, 2026 · PreprintMicrobiology