Table 1.
Comparative MALDI-MS analysis of TMM
TMM was isolated from M. smegmatis mc2155 pHAM (1), M. smegmatis mc2155 pHAM-ephDtb (2), and M. smegmatis mc2155 pHAM-ephDsmeg (3). The values represent m/z of [M+Na]+.
| Type of mycolic acid | Number of carbons |
Unknown number of carbons | |||||
|---|---|---|---|---|---|---|---|
| 77 | 78 | 79 | 80 | 81 | 82 | ||
| 1. pHAM | |||||||
| α- | 1470 | 1498 | |||||
| Epoxy- | 1486 | 1500 | 1514 | 1528 | 1542 | 1556 | |
| 2. pHAM-ephDtb | |||||||
| α- | 1470 | 1498 | |||||
| Epoxy- | 1486 | 1500 | 1514 | 1528 | |||
| Unknown | 1502 | ||||||
| 1516 | |||||||
| 1530 | |||||||
| 1544 | |||||||
| 3. pHAM-ephDsmeg | |||||||
| α- | 1470 | 1498 | |||||
| Epoxy- | 1486 | 1500 | 1514 | 1528 | |||
| Unknown | 1502 | ||||||
| 1516 | |||||||
| 1530 | |||||||
| 1544 | |||||||