Abstract Background Trichomes and phenylpropanoid-derived phenolics are structural and chemical protection against many adverse conditions. Their production is regulated by a network that includes a TTG1/bHLH/MYB tri-protein complex in Arabidopsis. CSN5a. encoding COP9 signalosome subunit 5a. https://ashleyshomestores.shop/product-category/3-piece-outdoor-table-set/