Recombinant Dog Thyroid Stimulating Hormone Beta (TSHb) is a purified Prokaryotic Protein. Purity: >97% by SDS-PAGE. Host: E. coli. Endotoxin Level: <1.0EU per 1ug, by the LAL method. Species: Dog (Canis familiaris, Canine). Target Name: Thyroid Stimulating Hormone Beta (TSHb). Target Synonyms: TSH-B, Thyrotropin beta chain, Thyrotropin alfa. Accession Number: P54828. Gene ID: 403973. Expression Region: Ser20~Ile138. Tag Info: N-terminal His and GST Tag. Theoretical MW: 44kDa. 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.