TY - RPRT TI - Evolution of function in protein superfamilies, from a structural perspective. AU - A E Todd AU - C A Orengo AU - J M Thornton PY - 2001 DO - 10.1006/jmbi.2001.4513 UR - https://pubmed.ncbi.nlm.nih.gov/11286560/ ID - 11286560 ER -