Min Li*, Xuehong Wu, Jianxin Wang* and Yi Pan*
* Corresponding authors: Min Li limin@mail.csu.edu.cn - Jianxin Wang jxwang@mail.csu.edu.cn - Yi Pan pan@cs.gsu.edu
BMC Bioinformatics 2012, 13:109 doi:10.1186/1471-2105-13-109