There are 17 CTLA-4 protein produced in house with high quality which are covering various species. Among these CTLA-4 proteins, there are 7 Human CTLA-4 protein, 4 Mouse CTLA-4 protein, 2 Canine CTLA-4 protein, 2 Rat CTLA-4 protein, 2 Cynomolgus, Rhesus CTLA-4 protein. All these CTLA-4 protein are expressed by different host cells. 17 CTLA-4 proteins are expressed by HEK293 Cells . These CTLA-4 proteins are produced with different tags, such as His Tag, hFc Tag, His & hFc Tag, rFc Tag.