您要查找的是不是：
- transforming growth factor β superfamily转化生长因子β超家族
- 芋螺毒素(conotoxins)属于一类海洋生物活性多肽,多数由10-40 个氨基酸组成,具有分子量小、结构稳定、序列超变异、作用靶点广泛、功能专一、组织特异性强等优点。Conotoxins are small, disulfide-rich peptides (10-40aa) derived from the venom of snail conus, with divergent sequences and different specific biological activity.
