TABLE 1.
Composition of intact polar lipids in “Ca. Nitrosopumilus maritimus”
| Peaka | Main ions (m/z) | Head group(s) | Core lipid(s) |
|---|---|---|---|
| 1 | 1298-1304, 1477-1488 | Hexose | GDGTs 0 to 2, GTGT 0 |
| 2 | 1292, 1471, 1476 | Hexose | Crenarchaeol |
| 3 | 1302, 1643, 1648 | Dihexose | GDGT 0 |
| 4 | 1294-1300, 1635-1646 | Dihexose | GDGTs 1 to 4 |
| 5 | 1296-1298, 1638-1640, 1655-1657, 1660-1662 | Hexose and unknown | GDGTs 2 and 3 and unknown |
| 6 | 1372, 1534, 1556 | Phosphohexose | Crenarchaeol |
| 7 | 1544, 1706, 1723, 1728 | Hexose, phosphohexose | GDGT 0 |
| 8 | 1540-1542, 1702-1704, 1719-1726 | Hexose, phosphohexose | GDGTs 1 and 2 |
| 9 | 1534, 1696, 1713, 1718 | Hexose, phosphohexose | Crenarchaeol |
a
The peak numbers are the peak numbers shown in Fig. 3.