Summary: Cat.No. : CCL27-255H Product Overview : Recombinant Human CCL27 (Q9Y4X3) (Phe25-Gly112), fused with a polyhistidine 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 30% acetonitrile, 0.1% TFA.Normally 5 % - 8 % trehalose and mannitol are added as protectants before lyophilization.