Table 3 Fatty acid composition as  % of total fatty acids (g g−1) in TAG fraction of R. opacus B4 and R. opacus PD630 cultivated in different carbon sources under nitrogen limiting conditions (C/N = 300) during 24 and 72 h
From: Rhodococcus opacus B4: a promising bacterium for production of biofuels and biobased chemicals
Strain | Substrate | Time (h) | Relative proportion of fatty acids [%, w/w] | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
C10:0 | C12:0 | C14:0 | C16:0 | C16:1 | C17:0 | C17:1 | C18:0 | C18:1 | |||
R. opacus B4 | Glucose | 0 | – | 6.7 | 7.6 | 41.7 | – | 44.1 | – | – | – |
24 | – | 1.2 ± 0.09 | 3.2 ± 0.69 | 49.7 ± 0.12 | – | 38.8 ± 4.29 | 4.2 ± 1.46 | 3.3 ± 0.46 | 4.0 ± 1.42 | ||
72 | – | 1.4 ± 0.42 | 3.1 ± 0.03 | 38.3 ± 1.13 | 3.2 ± 0.21 | 24.8 ± 0.32 | 14.4 ± 0.37 | 2.0 ± 0.01 | 13.2 ± 0.26 | ||
Acetate | 0 | – | 15.8 | 16.5 | 26.3 | 16.7 | – | – | – | 28.4 | |
24 | – | – | 2.9 ± 1.17 | 48.6 ± 1.75 | – | 47.6 ± 1.28 | – | – | 3.4 ± 1.83 | ||
72 | – | – | 5.3 ± 0.57 | 41.1 ± 4.02 | – | 48.1 ± 3.42 | – | – | 3.9 ± 0.16 | ||
Hexadecane | 0 | – | 1.1 | 5.4 | 70.2 | 16.2 | – | – | – | 7.8 | |
24 | 27.4 ± 0.8 | 1.3 ± 0.08 | 5.7 ± 0.17 | 54.0 ± 1.12 | 9.5 ± 0.29 | – | – | – | 2.0 ± 0.21 | ||
72 | 28.9 ± 1.36 | 1.1 ± 0.51 | 6.1 ± 0.41 | 55.0 ± 5.1 | 6.8 ± 0.14 | – | – | – | 2.1 ± 0.68 | ||
R. opacus PD630 | Glucose | 0 | – | – | 4.2 | 48.9 | 2.9 | 31.4 | 5.2 | 5.1 | 2.0 |
24 | – | – | 2.8 ± 0.52 | 48.4 ± 4.43 | 6.1 ± 2.7 | 18.7 ± 1.25 | 12.7 ± 0.43 | 3.1 ± 0.09 | 8.2 ± 3.08 | ||
72 | – | – | 2.0 ± 0.04 | 35.3 ± 2.73 | 6.3 ± 2.44 | 16.3 ± 1.00 | 11.9 ± 2.31 | 2.5 ± 0.28 | 25.7 ± 5.6 | ||
Acetate | 0 | – | – | 7.3 | 68.6 | – | 24.3 | – | – | – | |
24 | – | – | 3.8 ± 0.19 | 55.1 ± 6.72 | – | 36.7 ± 1.58 | 8.6 ± 1.16 | – | – | ||
72 | – | – | 4.5 ± 0.47 | 55.9 ± 2.92 | – | 36.1 ± 1.97 | 6.5 ± 1.4 | – | – | ||
Hexadecane | 0 | – | – | 28.4 | 69.2 | – | – | – | – | – | |
24 | – | – | 13.3 ± 3.91 | 86.7 ± 3.91 | – | – | – | – | – | ||
72 | – | – | 7.3 ± 2.86 | 70.4 ± 7.79 | 19.8 ± 7.12 | – | – | – | 2.4 ± 0.39 | ||