There are 4 HMGB1 protein produced in house with high quality which are covering various species. Among these HMGB1 proteins, there are 3 Human HMGB1 protein, 1 Mouse HMGB1 protein. All these HMGB1 protein are expressed by different host cells. 1 HMGB1 proteins are expressed by E. coli , 3 HMGB1 proteins are expressed by HEK293 Cells . These HMGB1 proteins are produced with different tags, such as His Tag, hFc Tag.