There are 2 VRK1 protein produced in house with high quality which are covering various species. Among these VRK1 proteins, there are 2 Human VRK1 protein. All these VRK1 protein are expressed by different host cells. 2 VRK1 proteins are expressed by Baculovirus-Insect Cells . These VRK1 proteins are produced with different tags, such as His & GST Tag.