There are 7 SIRP alpha protein produced in house with high quality which are covering various species. Among these SIRP alpha proteins, there are 4 Human SIRP alpha protein, 2 Mouse SIRP alpha protein, 1 Rat SIRP alpha protein. All these SIRP alpha protein are expressed by different host cells. 6 SIRP alpha proteins are expressed by HEK293 Cells , 1 SIRP alpha proteins are expressed by Human Cells . These SIRP alpha proteins are produced with different tags, such as His Tag, His & AVI Tag, Fc Tag.