Zhenpeng Li, Fei Li, Ming Ni, Peng Li, Xiaochen Bo* and Shengqi Wang*
* Corresponding authors: Xiaochen Bo boxc@bmi.ac.cn - Shengqi Wang sqwang@bmi.ac.cn
BMC Systems Biology 2011, 5:93 doi:10.1186/1752-0509-5-93