Solution NMR structure of the novel conotoxin im23a from Conus imperialis - Ye, Mingyu; Khoo, Keith K.; Xu, Shaoqiong; Zhou, Mi; Boonyalai, Nonlawat; Perugini, Matthew A.; Shao, Xiaoxia; Chi, Chengwu; Galea, Charles A.; Wang, Chunguang; Norton, Raymond S. (Biological Magnetic Resonance Bank, 2012)