Additional file 1.Supplementary online material. This file contains Supplemental materials and methods, Figures S1 to S7, and Tables S1 to S7. Format: PDF Size: 1.9MB Download file This file can be viewed with: Adobe Acrobat Reader Li et al. Genome Biology 2013 14:R48 doi:10.1186/gb-2013-14-5-r48 |