Guangyong Zheng*, Qi Liu, Guohui Ding, Chaochun Wei* and Yixue Li*
* Corresponding authors: Guangyong Zheng zhenggy@sibs.ac.cn - Chaochun Wei ccwei@sjtu.edu.cn - Yixue Li yxli@sibs.ac.cn
BMC Genomics 2012, 13:388 doi:10.1186/1471-2164-13-388