Computational Biology Division, Translational Genomics Research Institute, Phoenix, USA. jhua@tgen.org|Computational Biology Division, Translational Genomics Research Institute, Phoenix, USA. jhua@tgen.org|Computational Biology Division, Translational Genomics Research Institute, Phoenix, USA. jhua@tgen.org|Computational Biology Division, Translational Genomics Research Institute, Phoenix, USA. jhua@tgen.org