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. 2021 Jul 28;20:148. doi: 10.1186/s12934-021-01641-z

Fig. 4.

Fig. 4

Modulation of tHMG1 expression using chimeric promoter variants. A Schematic diagram of the strategy used to construct the tHMG1 Gene expression cassette under the control of different chimeric promoters using CRISPR-aided homologous recombination. B Squalene production by engineered S. cerevisiae overexpressing the tHMG1 gene using the K0, K540, K536, and K528 chimeric promoter variants after 10 days of cultivation