@article{zhang2011silico,
  author = "Z. Zhang and J. Norris and C. Schwartz and E. Alexov",
  title = "In silico and in vitro investigations of the mutability of disease-causing missense mutation sites in spermine synthase",
  year = 2011,
  journal = "PloS one",
  publisher = "Public Library of Science",
  volume = 6,
  number = 5,
  pages = "e20373"
}