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Table 2 Strains used in this study

From: Polygenic analysis and targeted improvement of the complex trait of high acetic acid tolerance in the yeast Saccharomyces cerevisiae

Strain Description Source
Ethanol Red Commercial diploid strain used for first-generation industrial bioethanol production, low acetic acid tolerance Fermentis
JT22689 Diploid strain, isolated from fermenting must (‘sturm’) in Austria, high acetic acid tolerance Portuguese yeast culture collection (PYCC 4542)
ER18 Haploid segregant from Ethanol Red with similar acetic acid tolerance, mata This study
16D Haploid segregant from JT22689 with similar acetic acid tolerance, matα This study
ER18 x 16D Hybrid diploid strain obtained by crossing ER18 and 16D This study
ER18 x 16D haa1∆ Hybrid diploid strain; ER18 crossed with 16D haa1∆ This study
ER18 haa1∆ x 16D Hybrid diploid strain; ER18 haa1∆ crossed with 16D This study
ER18 x 16D dot5∆ Hybrid diploid strain; ER18 crossed with 16D dot5∆ This study
ER18 dot5∆ x 16D Hybrid diploid strain; ER18 dot5∆ crossed with 16D This study
ER18 x 16D cup2∆ Hybrid diploid strain; ER18 crossed with 16D cup2∆ This study
ER18 cup2∆ x 16D Hybrid diploid strain; ER18 cup2∆ crossed with 16D This study
ER18 x 16D vma7∆ Hybrid diploid strain; ER18 crossed with 16D vma7∆ This study
ER18 vma7∆ x 16D Hybrid diploid strain; ER18 vma7∆ crossed with 16D This study
ER18 x 16D ypt7∆ Hybrid diploid strain; ER18 crossed with 16D ypt7∆ This study
ER18 ypt7∆ x 16D Hybrid diploid strain; ER18 ypt7∆ crossed with 16D This study
ER18 x 16D glo1∆ Hybrid diploid strain; ER18 crossed with 16D glo1∆ This study
ER18 glo1∆ x 16D Hybrid diploid strain; ER18 glo1∆ crossed with 16D This study
ER18 x 16D pma1∆ Hybrid diploid strain; ER18 crossed with 16D pma1∆ This study
ER18 pma1∆ x 16D Hybrid diploid strain; ER18 pma1∆ crossed with 16D This study
ER18 x 16D tos3∆ Hybrid diploid strain; ER18 crossed with 16D tos3∆ This study
ER18 tos3∆ x 16D Hybrid diploid strain; ER18 tos3∆ crossed with 16D This study
ER18_haa1(16D) Strain ER18 in which HAA1 was replaced by superior allele from 16D This study
ER18 ypt7∆_haa1(16D) ER18_haa1* carrying ypt7 deletion This study
GSE16-T18 Industrial yeast strain for second-generation bioethanol production [27, 33]
GSE16-T18 HAA1* GSE16-T18 with c.1517 G > A mutation in both copies of HAA1 This study