Cat#:RP-5073H;Product Name:Recombinant Human PKACa2-RIIa2 Protein;Synonym:Protein Kinase A holoenzyme type II alpha, PKACa2-RIIa2.;Description:Inactive holoenzyme consisting of one dimeric regulatory subunit type II alpha and two monomeric catalytic subunits (cAMP-free). Protein Kinase A is purified by proprietary chromatographic techniques.;Source:E.coli;Purity:Greater than 95% as determined by SDS-PAGE.;Bioactivity:Holoenzyme can be activated by adding the second messenger cAMP (Activation constant about 100nM) releasing two monomeric catalytic subunits.;Formulation:PKA holoenzyme type-II alpha is supplied in 50% glycerol.;Stability:Recombinant Proteins are stable for up to 1 year from date of receipt at -70℃;Storage:PKA should be stored at 4°C if entire vial will be used within 2-4 weeks. For long term storage it is recommended to store at -20°C. Avoid repeated freeze-thaw cycles.;