Lingpeng Cheng, Jiang Zhu, Wong Hoi Hui, Xiaokang Zhang, Barry Honig, Qin Fang, Z. Hong Zhou
J Mol Biol.
Author manuscript; available in PMC 2010 Jul 8.Published in final edited form as: J Mol Biol. 2010 Apr 2; 397(3): 852–863. Published online 2009 Dec 28. doi: 10.1016/j.jmb.2009.12.027