NEK2, Serine/Threonine Kinase, Recombinant, Human, N-terminal His tag, Recombinant, Human (NIMA-Rela

Human NEK2 (GenBank Accession No. NM_002497), full length with N-terminal HIS6 tag, MW 53kD, expressed in an Baculovirus infected Sf9 cell expression system. Application: useful for the study of enzyme kinetics, screening inhibitors, and selectivity profiling. Source: Baculovirus infected Sf9 cells Formulated in: 25mM Tris-HCl, pH 8.0, 100mM NaCl, 0.05% Tween-20, 50% glycerol, 3mM DTT. Storage and Stability:, Aliquot to avoid repeated freezing and thawing and store at -70°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Aliquots are stable for at least 6 months. Purity: >80% by SDS-PAGE. , Specific Activity: 100 U/mg. One unit is defined as the amount of enzyme that will phosphorylate 1nmol of myelin basic protein (MBP) per minute at pH 7.4 and 30°C, , Assay buffer: 50mM HEPES, pH 7.4, mM MgCl2, 3 mM MnCl2, 1mM DTT, 3uM Na-orthovanadate, 0.1 mM ATP, 4uM NEK2 substrate, and 0.2ug/ml NEK2.