Summary: Cat.No. : S100B-7016H Product Overview : Recombinant Human S100B (NP_006263.1) (Ser 2-Glu 92), fused with a polyhistidine tag at the N-terminus, was produced in E. coli. Source : E. coli Species : Human Tag : His Form : Lyophilized from 0.2μm filtered solution of PBS, 10% glycerol, pH 7.5 Molecular Mass : The recombinant human S100B consisting of 102 amino acids and migrates as an approximately 12 kDa band in SDS-PAGE under reducing conditions as predicted.