A covalent irreversible inhibitor binds in two mutually exclusive conformations to the active-site cysteine residue of human aldehyde dehydrogenase 1A3
Daniela Covaleda, David Vizarraga, Tulsi Upadhyay, Jiyun Zhu, Daniel Abegg, Raquel Pequerul, Martín Hugo, Alexander Adibekian, Ignacio Fita, Xavier Parés, Francesc Xavier Avilés, Matthew S. Bogyo, Jaume Farrés
This paper identifies a covalent irreversible inhibitor, Z34, that binds to ALDH1A3 in two distinct conformations at the active-site cysteine, showing promise for anticancer drug development.
bioRxiv · Jul 15, 2026 · PreprintBiochemistry