Table 2.
Total amount of DGDG and degree of saturation of 18-carbon fatty acids in DGDG in roots of wild type and fad3 mutant grown in the presence (+) and absence (−) of 1 mM phosphate (Pi)
| Plant | Pi | DGDG | Fatty acid
|
||||
|---|---|---|---|---|---|---|---|
| 18∶0 | 18∶1 | 18∶2 | 18∶3 | 18∶2/18∶3 | |||
| WT | + | 1.7 ± 0.1 | 9.7 ± 0.8 | 6.7 ± 3.1 | 10.8 ± 4.9 | 18.4 ± 4.4 | 0.59 |
| − | 16.6 ± 2.7 | 4.2 ± 0.7 | 4.5 ± 1.1 | 17.3 ± 0.8 | 26.6 ± 3.1 | 0.66 | |
| fad3 | + | 1.8 ± 0.4 | 6.1 ± 1.8 | 8.3 ± 3.2 | 16.4 ± 2.2 | 31.0 ± 4.5 | 0.52 |
| − | 18.1 ± 1.6 | 7.5 ± 2.9 | 4.5 ± 3.4 | 40.2 ± 7.6 | 9.1 ± 0.9 | 4.42 | |
The mean of three experiments (mol% of total fatty acids) ± standard error is shown. WT, wild type.