Table 3. Differentially expressed proteins related to amino acid and nucleotide metabolism of the tolerant yeast strain in the presence of inhibitors.
| NO. | Proteins | Fold | |
| AMINO ACID METABOLISM | |||
| metabolism of methionine | |||
| 101 | YDR502C-1 | Sam2 | 2.55 |
| 109 | YDR502C-4 | Sam2 | 2.11 |
| 31 | YER091C-1 | Met6 | 2.04 |
| 32 | YER091C-2 | Met6 | 3.51 |
| 34 | YER091C-3 | Met6 | 3.08 |
| 95 | YLR303W-1 | Met17 | 2.51 |
| 158 | YOL064C | Met22 | 2.21 |
| biosynthesis of arginine | |||
| 111 | YOL058W-1 | Arg1 | 2.17 |
| biosynthesis of glutamate | |||
| 110 | YOR375C | Gdh1 | 2.77 |
| metabolism of polyamines | |||
| 241 | YDR071C | Paa1 | 2.51 |
| others | |||
| 194 | YDR272W | Glo2 | 3.08 |
| 30 | YKL157W-2 | Ape2 | 2.20 |
| NUCLEOTIDE/NUCLEOSIDE/NUCLEOBASE METABOLISM | |||
| 232 | YML022W | Apt1 | 3.40 |
| 210 | YDR399W | Hpt1 | 9.95 |
| 130 | YGR180C-1 | Rnr4 | 2.72 |
| 131 | YGR180C-2 | Rnr4 | 2.93 |
| 68 | YMR120C-2 | Ade17 | 2.32 |