There are 8 TrkB protein produced in house with high quality which are covering various species. Among these TrkB proteins, there are 3 Human TrkB protein, 1 Mouse TrkB protein, 2 Canine TrkB protein, 2 Rat TrkB protein. All these TrkB protein are expressed by different host cells. 8 TrkB proteins are expressed by HEK293 Cells . These TrkB proteins are produced with different tags, such as His Tag, hFc Tag, His & hFc Tag.