Heme oxygenase-2 (HO-2) binds and buffers labile heme, which is largely oxidized, in human embryonic kidney cells
D. A. Hanna, C. M. Moore, L. Liu, X. Yuan, A. S. Fleischhacker, I. Hamza, S. W. Ragsdale, A. R. Reddi
This study shows HO-2 binds and buffers oxidized labile heme in HEK293 cells, regulating heme homeostasis by controlling bioavailability rather than degrading heme under non-stress conditions.
bioRxiv · Jun 6, 2021Cell Biology