Summary: Cat.No. : MAPT-528H Product Overview : Recombinant Human MAPT mature form (NP_058525.1) (Ala2-Leu352), fused with a polyhistide tag at the N-terminus, was produced in E. coli. Source : E. coli Species : Human Tag : His Predicted N Terminal : His Form : Lyophilized from sterile PBS, pH 7.4.Normally 5 % - 8 % trehalose and mannitol are added as protectants before lyophilization. Molecular Mass : The recombinant human MAPT consists of 367 amino acids and predicts a molecular mass of 38.7 KDa. It migrates as an approximately 40-50 KDa band in SDS-PAGE under reducing conditions.