Table 2 Specific growth rates (μ) and stoichiometric parameters of strain JM101 and derivative mutants grown on glycerol (A) and glucose as carbon source (B)
A) | ||||
|---|---|---|---|---|
Strain | μ (h -1 ) | Y x/s (g/mmolC) | q s (mmolC/g dcw h) | Acetate (g/L) |
JM101 | 0.49 (+/–0.02) | 0.014 (+/–0.001) | 34.6 (+/–1.90) | No detected |
JM101ΔpckA | 0.45 (+/–0.03) | 0.014 (+/–0.001) | 33.3 (+/–4.56) | 0.12 (+/–0.01) |
JM101ΔpoxB | 0.44 (+/–0.01) | 0.014 (+/–0.001) | 35.5 (+/–2.14) | 0.12 (+/–0.01) |
JM101Δppc | No growth |  |  |  |
JM101ΔpykA | 0.46 (+/–0.02) | 0.015 (+/–0.001) | 30.3 (+/–0.12) | Not detected |
JM101ΔpykF | 0.46 (+/–0.02) | 0.014(+/–0.002) | 31.4 (+/–1.00) | Not detected |
JM101ΔrpoS | 0.44 (+/–0.02) | 0.018 (+/–0.002) | 24.8 (+/–2.57) | Not detected |
B) | ||||
Strain | μ (h −1 ) | Y x/s (g/mmolC) | q s (mmolC/g dcw h) | Acetate (g/L) |
JM101 | 0.69 (+/–0.03) | 0.013 (+/–0.001) | 51.8 (+/–2.22) | 0.5 (+/–0.01) |
JM101ΔpckA | 0.62 (+/–0.09) | 0.023 (+/–0.011) | 50.7 (+/–16.82) | 0.7 (+/–0.02) |
JM101ΔpoxB | 0.68 (+/–0.04) | 0.014 (+/–0.002) | 50.7 (+/–2.50) | 0.4 (+/–0.02) |
JM101Δppc | No growth |  |  |  |
JM101ΔpykA | No determinated | No determinated | No determinated |  |
JM101ΔpykF | No determinated | No determinated | No determinated |  |
JM101ΔrpoS | 0.71 (+/–0.01) | 0.013 (+/–0.004) | 54.5 (+/–8.34) | 0.5 (+/–0.01) |