St. Jude study shows simple thioester chemical bond acts like a switch that activates protein movements among three enzymes, triggering specific, critical biochemical activities inside the cellThe freeze-frame image of a molecular relay race, in which one enzyme passes off a protein like a baton to another enzyme, has solved a key mystery to how cells control some vital functions, according to investigators at St. Jude Children’s Research Hospital. [click link for full article]