title: Competing interactions create functionality through frustration.
authors.affiliation: Department of Chemistry, University of Houston, Houston, TX 77204-5003, USA. vas@uh.edu
authors.forename: Vassiliy
authors.initials: V
authors.lastname: Lubchenko
mesh_terms: D019295:Computational Biology / Q000379:methods; D019143:Evolution, Molecular; D011487:Protein Conformation; D015202:Protein Engineering / Q000379:methods; D011506:Proteins / Q000737:chemistry*
chemical_list: D011506:Proteins; C028656:eglin proteinase inhibitors