Table 2.
Phenotypic and chemotaxonomic characteristics of strain M2T and closely related type strains of the species of the genus Streptomonospora
| 1 | 2 | 3 | 4 | 5 | |
|---|---|---|---|---|---|
| Single spore surface | Smooth | Wrinkled/Smooth | Wrinkled | Smooth/Wrinkled | Wrinkled |
| NaCl concentration for growth (%, w/v) | 0–15 | 0–20 | 0–20 | 0–15 | 0–20 |
| Optimum NaCl concentration (%, w/v) | 7–10 | 10 | 0–7 | 5 | 15 |
| Growth temperatur (C°) | 20–40 | 20–45 | 15–45 | 15–40 | nd |
| Optimum growth temperatur (C°) | 28–30 | 28–30 | 28 | 28–30 | 28 |
| Whole-cell sugars* | Gal, Glu, Man, Rib | Gal, Man Glu, Rib | Gal, Glu, Rib | Glu, Gal | Glu, Gal, Rib, Man |
|
Predominant menaquinones (> 10%) MK** |
MK-10 (H4), MK-10 (H6), MK-10 (H8), MK-11 (H6) | MK-10 (H0), MK-10 (H2), MK-10 (H4), MK-10 (H6), MK-10 (H8), MK-11 (H4), MK11 (H6) | MK-10 (H6), MK-11 (H4,6,8) | MK-10 (H4), MK-10 (H6) | MK-10 (H8), MK-10 (H6), MK-10 (H4), MK-10 (H2) |
| Diagnostic phospholipids*** | DPG, PG, GL, PE, PL, PI, PC, L | DPG, PG, PC, PI, PL, GL, PE, L | DPG, PC, PG, PI, PIM, PGL, GL, PL | PC, PIM, DPG, PME, PG, PI | PG, PI, PC, 2MPE, PL |
|
Major fatty acid (> 10%) |
i-C16:0, ai-C17:0, 10-methyl C18:0 |
i-C16:0, ai-C16:0 |
iC16:0, C16:0 | iso-C16:0, 10-methyl C18:0, ai-C17:0; iso-C17:0, iso-C18:0, iso-C16:0 | ai-C17:0, i-C16:0, 10-methyl C18:0 |
| DNA G + C (mol%) | 72.1 | 72.1 | 70.7 | 72.3 | 72.9 |
Strains: 1, M2T; 2, S. halophila DSM 45075 T; 3, S. sediminis DSM 45723 T; 4, S. arabica DSM 45083 T; 5, S. salina DSM 44593 T. Data of strains S. halophila DSM 45075 T and S. salina DSM 44593 T are from this study
*Whole-cell sugars: Gal, galactose; Glu, glucose; Man, mannose; Rib, ribose, **MK, menaquinones, ***Diagnosis phospholipids: DPG, diphosphatidylglycerol; PG, phosphatidyl glycerol; PIM, phosphatidylinositol mannosidase; PI, phosphatidyl inositol; PC, phosphatidylcholine; PME, phosphatidyl-N-methyl ethanolamine; PE, phosphatidylethanolamine; GL, glycolipid; PL, phospholipid