Table 2.
Lipid composition of R. sphaeroides wild type and RKL3 after phosphate deprivation
| Lipid | Wild type, mol % | RKL3, mol % |
|---|---|---|
| MHDG | 1.3 ± 0.2 | 12.7 ± 1.6 |
| DGTS | 15.9 ± 1.7 | n.d. |
| MPE | n.d. | 0.9 ± 0.2 |
| GGDG | 32.6 ± 2.4 | 36.7 ± 2.8 |
| PE | 1.5 ± 0.1 | 7.5 ± 0.4 |
| OL | 21.2 ± 3.6 | 15.2 ± 0.1 |
| PG | 4.7 ± 0.6 | 7.5 ± 0.4 |
| SQDG | 17.5 ± 0.9 | 14.5 ± 0.7 |
| PC | 0.1 ± 0.1 | 1.1 ± 0.6 |
| PL | 5.3 ± 0.5 | 3.7 ± 0.2 |
Mean values from three independent cultures (0.1 mM Pi) and standard errors are shown. GGDG, glucosylgalactosyldiacylglycerol; MHGD, monohexosyldiacylglycerol; MPE, N-monomethylphosphatidylethanolamine; n.d., not detected; OL, ornithine lipid; PE, phosphatidylethanolamine; PG, phosphatidylglycerol; PL, undefined phospholipid; SQDG, sulfoquinovosyldiacylglycerol.