Summary: Cat.No. : FCER2-343R Product Overview : Recombinant Rat Fcer2 (Q6AZ45) (Glu50-Pro331), fused with the Fc region of human IgG1 at the N-terminus, was produced in Human Cells. Source : Human Cells Species : Rat Tag : Fc Predicted N Terminal : Glu Form : Lyophilized from sterile PBS, PH 7.4.Normally 5 % - 8 % trehalose and mannitol are added as protectants before lyophilization.