Table II.
Lipid composition of dw15.1 and Δsqd1 mutant under normal and phosphate-deprived growth conditionsa
| 1.0 mm Pi
|
0.02 mm Pi
|
|||
|---|---|---|---|---|
| dw15.1 | Δsqd1 | dw15.1 | Δsqd1 | |
| % | ||||
| MGDG | 38.2 ± 4.5 | 34.5 ± 3.1 | 35.7 ± 10.3 | 32.5 ± 7.9 |
| Diacylglycerol-N-trimethylhomoserine (DGTS)/ASQD | 25.8 ± 5.7 | 27.2 ± 4.2 | 26.9 ± 8.4 | 24.3 ± 3.2 |
| Phosphatidylethanolamine | 6.1 ± 0.6 | 7.0 ± 0.2 | 4.1 ± 1.9 | 5.0 ± 1.9 |
| PG | 7.7 ± 1.1 | 12.4 ± 0.6 | 3.6 ± 1.8 | 10.6 ± 1.5 |
| DGDG | 14.8 ± 2.3 | 16.3 ± 2.5 | 18.6 ± 3.4 | 23.2 ± 7.1 |
| SQDG | 5.0 ± 0.9 | nd | 12.6 ± 4.3 | nd |
| Phosphatidylinositol | 2.3 ± 0.7 | 2.7 ± 0.5 | 01.8 ± 0.9 | 4.4 ± 2.1 |
a ASQD and DGTS were not separated in this experiment. Three independent experiments were averaged (±sd).