Summary: Cat.No. : PROC-194H Product Overview : Recombinant Human PROC (P04070) (Met1-Pro461), fused with a C-terminal polyhistidine tag, was produced in Human Cells. Source : Human Cells Species : Human Tag : His Predicted N Terminal : Thr 19 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 PROC comprises 454 amino acids and has a predicted molecular mass of 51.5 kDa. The apparent molecular mass of the protein is approximately 56-64 and 45 kDa in SDS-PAGE under reducing conditions due to glycosylation.