@article{YuryevKascheIgnatovaetal.2010,
  author    = {Ruslan Yuryev and Volker Kasche and Zoya Ignatova and Boris Galunsky},
  title     = {Improved A. faecalis penicillin amidase mutant retains the thermodynamic and pH stability of the wild type enzyme},
  doi       = {10.1007/s10930-010-9238-4},
  url       = {http://springerlink.metapress.com/content/1573-4943/},
  year      = {2010},
}