CheckConSurfDB. You may read the explanation of the method and the full data available from ConSurf.
Categories: Tryptophan synthase | Vibch | Anderson, A. | CSGID, Center for Structural Genomics of Infectious Diseases. | Joachimiak, A. | Kwon, K. | Makowska-Grzyska, M. | Nocek, B. | Alpha subunit | Center for structural genomics of infectious disease | Csgid | Lyase | Structural genomic