Cyclic AMP-responsive element binding protein 1 (CREB1) plays multiple functions as a transcription factor in gene regulation. CREB1 proteins are also known to be expressed in several spliced isoforms that act as transcriptional activators or repressors. The activator isoforms. possessing the functional domains for kinase induction and for interaction with other transcriptional regula... https://www.allfixelectricales.shop/product-category/vacuum-hepa-filter/