The CHAC1 protein cleaves glutathione, inducing apoptosis via the ATF4-ATF3-DDIT3/CHOP cascade. It acts as a negative regulator of the Notch signaling pathway, promoting neurogenesis by inhibiting Notch cleavage. CHAC1 Protein, Human is the recombinant human-derived CHAC1 protein, expressed by E. coli , with C-Strep.