Center for Algorithmic Biotechnology, Institute for Translational Biomedicine, St. Petersburg State University, St. Petersburg, Russia.|Department of Computer Science and Engineering, University of California, San Diego, CA, USA.|Bioinformatics and Systems Biology Program, Massachusetts Institute of Technology, Cambridge, MA, USA.|Department of Computer Science and Engineering, University of California, San Diego, CA, USA.|Center for Algorithmic Biotechnology, Institute for Translational Biomedicine, St. Petersburg State University, St. Petersburg, Russia.|Center for Algorithmic Biotechnology, Institute for Translational Biomedicine, St. Petersburg State University, St. Petersburg, Russia.