Fig. 1From: Use of fusion transcription factors to reprogram cellulase transcription and enable efficient cellulase production in Trichoderma reeseiSchematic diagram and hypothetical working mechanism of fTFs in T. reesei. a 1: the Cre1 zinc finger region; 2: peptide linker: GSGGSGTS; 3: the activation domain of Ace3, Clr2, Ace2, or Xyr1; 4: the Ace1 zinc finger region. b − represents repression; + represents activation, and cel7a represents cellobiohydrolase 1Back to article page