Table 2 Strains used in this study
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 | |
GSE16-T18 HAA1* | GSE16-T18 with c.1517 G > A mutation in both copies of HAA1 | This study |