Recombinant Human Hemoglobin Beta (HBb) is a purified Prokaryotic Protein. Purity: >80% by SDS-PAGE. Host: E. coli. Endotoxin Level: <1.0EU per 1ug, by the LAL method. Species: Human (Homo sapiens). Target Name: Hemoglobin Beta (HBb). Target Synonyms: HB-B, HBD, CD113t-C, Beta Globin, Spinorphin. Accession Number: P68871. Gene ID: 3043. Expression Region: Met1~His147. Tag Info: N-terminal His and GST Tag. Theoretical MW: 46kDa. Buffer: PBS, pH7.4, containing 0.01% SKL, 5% Trehalose. Storage: -20C. Avoid repeated freeze/thaw cycles. Restrictions: For Research Use Only. Not for use in diagnostic procedures.