2020-05-07 | pH Switch Controls Zinc Binding in Tomato Copper–Zinc Superoxide Dismutase – Biochemistry. Kevin W. Sea, Alexander B. Taylor, Susan T. Thomas, Amir Liba, Isabelle B. Bergman, Stephen P. Holloway, Xiaohang Cao, Edith B. Gralla, Joan S. Valentine*, P. John Hart, and Ahmad Galaleldeen.