Summary: Cat.No. : S100a8-405M Product Overview : Recombinant Mouse S100a8 (P27005) (Pro2-Glu89), fused with a polyhistidine tag at the N-terminus, was produced in E. coli. Source : E. coli Species : Mouse Tag : His Predicted N Terminal : His Form : Lyophilized from sterile 50mM Tris, 100mM NaCl, 20% Glycerol, pH 8.0.Normally 5 % - 8 % trehalose and mannitol are added as protectants before lyophilization. Molecular Mass : The recombinant mouse S100a8 consists of 104 amino acids and predicts a molecular mass of 12.3 KDa. It migrates as an approximately 12 KDa band in SDS-PAGE under reducing conditions.