Summary: Cat.No. : CRP-7313H Product Overview : Recombinant Human CRP (NP_000558.2) (Met 1-Pro 224), fused with a polyhistidine tag at the C-terminus, was produced in Human Cell. Source : Human Cells Species : Human Tag : His Form : Lyophilized from sterile PBS, pH 7.4 Molecular Mass : The secreted recombinant human CRP consists of 217 amino acids and has a predicted molecular mass of 24.7 kDa. The apparent molecular mass of rhCRP is approximately 27 kDa in SDS-PAGE under reducing conditions.