1996
  1. Gallagher,T., Oliver,J., Bott,R., Betzel,C. and Gilliland,G.L.
    Subtilisin BPN' at 1.6 A resolution: analysis for discrete disorder and comparison of crystal forms
    Acta Crystallogr D Biol Crystallogr52, 1125-1135. PubMed  Europe PubMed DOI  S