Recombinant Rat Testisin (TEST1) is a purified Prokaryotic Protein. Purity: >90% by SDS-PAGE. Host: E. coli. Endotoxin Level: <1.0EU per 1ug, by the LAL method. Species: Rat (Rattus norvegicus). Target Name: Testisin (TEST1). Target Synonyms: ESP-1, PRSS21, Protease, Serine 21, Eosinophil serine protease 1. Accession Number: Q80Z40. Gene ID: 353251. Expression Region: His51~Ala328. Tag Info: N-terminal His Tag. Theoretical MW: 35kDa. 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.