DescriptionHuman Sirtuin 4 (SIRT4) (GenBank Accession No.NM_012240), amino acids 25-314 with N-terminal GST tag.Molecular Weight (kDa)59 kDaFormulation40 mM Tris-HCl, pH 8.0, 110 mM NaCl, 2.2 mM KCl, 16 mM glutathione, and 20% glycerol.SourceExpressed in E.coli expression systemSize100 µgStorage Temp & Conditions>6 months at –80°CPurification NotesPurity: >90%Application NotesUseful for the study of enzyme kinetics, screening inhibitors, and selectivity profiling.