Summary: Cat.No. : WARS-283H Product Overview : Recombinant Human WARS (P23381-1) (Pro2-Gln471), fused with a polyhistide tag at the N-terminus, was produced in Baculovirus-Insect cells. Source : Baculovirus-Insect cells Species : Human Tag : His Predicted N Terminal : His Form : Lyophilized from sterile 20mM Tris, 500mM NaCl, 10% glycerol, pH 8.0.Normally 5 % - 8 % trehalose and mannitol are added as protectants before lyophilization.