PROTAC degraders BET proteins Brd2, Brd3 and Brd4 MZ1BET PROTAC degrader MZP-54BET PROTAC degrader MZP-55BET PROTAC degrader AT1Brd4 PROTAC degrader coming soonBET PROTAC degrader coming soonBET PROTAC degrader E3 ubiquitin ligase VHL CM11VHL Homo-PROTAC degrader
