Galina Glazko1,2
, Vladimir Makarenkov3
, Jing Liu1,4
and Arcady Mushegian1,5 
1Stowers Institute for Medical Research, 1000 E 50th St., Kansas City, MO 64110, USA
2Department of Biostatistics and Computational Biology, University of Rochester Medical Center, Rochester, NY 14642, USA
3Departement d'informatique, Université du Québec à Montreal, C.P.8888, suc.Centre-Ville, Montreal, QC, H3C 3P8, Canada
4Interdisciplinary Graduate Program in Biomedical Sciences, Kansas University Medical Center, Kansas City, KS 66160, USA
5Department of Microbiology, Molecular Genetics, and Immunology, University of Kansas Medical Center, Kansas City, KS 66160, USA