Table 4 Comparison of growth and biomass yield of Y. lipolytica JMY1212 control and recombinant strains in aerobic cellobiose cultivation on defined medium
Parameter | Control | ZetaB 1 | ZetaB 2 | ZetaB 12 |
|---|---|---|---|---|
μmax (h−1) on glucose | 0.15 ± 0.01 | 0.16 ± 0.01 | 0.16 ± 0.01 | 0.16 ± 0.01 |
μmax (h−1) on cellobiose | NA | 0.09 ± 0.01 | 0.14 ± 0.01 | 0.15 ± 0.01 |
YX/S (DCW-g/g cello) | NA | 0.52 ± 0.01 | 0.53 ± 0.01 | 0.50 ± 0.01 |
Residue cellobiose 60 h (%) | NA | 17.2 ± 1.0 | 7.2 ± 0.1 | 1.0 ± 0.3 |