The Structure Superposition Database. - Ranyee A. Chiang; Elaine C. Meng; Conrad C. Huang; Thomas E. Ferrin; Patricia C. Babbitt (Nucleic Acids Res., 2003)

Evolutionarily Conserved Substrate Substructures for Automated Annotation of Enzyme Superfamilies. - Ranyee A. Chiang; Andrej Sali; Patricia C. Babbitt (PLoS Comput. Biol., 2008)