Table 1 Production profiles of D- and L-lactate and R- and S-1,2-PDO in the engineered L. lactis after 72 h of incubation with 1% glucose
From: Production of R- and S-1,2-propanediol in engineered Lactococcus lactis
Strains | Production (g/L) | Optical purity (% ee) | ||||||
|---|---|---|---|---|---|---|---|---|
D-lactate | L-lactate | R-1,2-PDO | S-1,2-PDO | D-lactate | L-lactate | R-1,2-PDO | S-1,2-PDO | |
L. lactis LL1 | 0.01 ± 0.00 (0.1 ± 0.01)a | 0.62 ± 0.03 (6.15 ± 0.31) | 0.02 ± 0.00 (0.20 ± 0.01) | 0.69 ± 0.01 (6.90 ± 0.13) | – | 96.8 | – | 94.4 |
L. lactis LL2 | 0.52 ± 0.03 (5.20 ± 0.01) | 0.04 ± 0.01 (0.40 ± 0.05) | 0.73 ± 0.04 (7.30 ± 0.04) | 0.09 ± 0.01 (0.90 ± 0.14) | 85.7 | – | 78.0 | – |