https://phys.org/news/2019-01-mutations-key-protein-oversees-cellular.html > "Usually you find some differences between versions of proteins from one species to another," explains Filip Van Petegem, a professor in the University of British Columbia's Department of Biochemistry and Molecular Biology. "For calmodulin that's not the case—it's so incredibly conserved." > It also oversees hundreds of different proteins within the body, adjusting a broad array of cellular functions that are as crucial to our survival and health as a steady heartbeat.