Purity > 85% as determined by SDS-PAGE. MW: 22.2kDa. Full Length of Mature Protein: 28-192aa. N-terminal 6xHis-tagged. Macaca fascicularis (Crab-eating macaque) (Cynomolgus monkey). Hormone involved in the regulation of erythrocyte proliferation and differentiation and the maintenance of a physiological level of circulating erythrocyte mass. Binds to EPOR leading to EPOR dimerization and JAK2 activation thereby activating specific downstream effectors, including STAT1 and STAT3.