Recombinat Protein,Biotinylated Human TROP-2 TACSTD2 Protein, His,Avitag™,Biotinylated Human TROP-2, His,Avitag (TR2-H82E5) is expr essed from human 293 cells (HEK293). It contains AA His 27 - Thr 274 (Accession P09758-1).This protein carries a poly 1 * 200 µG