MABSol® Biotinylated Human B7-H4, His Tag, primary amine labeling (B74-H8222) is expressed from human HEK293 cells. It contains AA Phe 29 - Ala 258 (Accession NP078902). It is the biotinylated form of Human B7-H4, His Tag (Cat. No. B74-H5222). null