Table 1.
Characteristics differentiating strains USB13T, AW1T, GTP1T, and HM2T from closely related strains of the genus Ramlibacter.
| Characteristics | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Motility* | Non-motile | Non-motile | Non-motile | Monotri-chous Flagella | Non-motile | Non-motile | Peritri-chous Flagella | Non-motile | Gliding Motility | Gliding Motility | Non-motile |
| Temperature range (°C) | 7–50 | 7–45 | 10–45 | 7–45 | 15–37 | 25–37 | 25–37 | 15–37 | 25–40 | 25–40 | 10–40 |
| NaCl tolerance (%) | 0–7 | 0–3 | 0–2 | 0–3 | 0–0.5 | 0 | 0–1 | 0–1 | 0–2 | 0–2 | 0–5 |
| Oxidase/catalase activity | +/+ | −/+ | +/− | +/+ | −/+ | +/+ | +/+ | +/+ | +/+ | +/+ | +/+ |
| Hydrolysis of: | |||||||||||
| Casein | − | − | − | + | − | + | − | − | − | − | − |
| CM-cellulose | + | − | − | − | − | − | − | − | − | w+ | + |
| DNA | − | − | − | − | − | − | − | − | − | − | + |
| Esculin | + | + | − | w+ | w+ | + | − | − | + | + | − |
| Gelatin | − | − | − | − | − | + | − | − | + | − | − |
| Starch | − | − | − | − | − | − | − | + | − | − | + |
| Tween 20 | + | − | + | − | + | + | + | − | − | + | − |
| Tween 80 | + | + | + | + | − | + | − | + | + | + | − |
| Urea | − | − | − | − | + | − | − | − | − | − | + |
| Enzyme activities (API ZYM): | |||||||||||
| Acid phosphatase | + | − | − | + | + | − | − | + | + | − | + |
| Alkaline phosphatase | + | + | + | + | + | − | − | + | + | − | + |
| α-Chymotrypsin | − | − | − | − | − | − | − | − | + | + | + |
| Cystine arylamidase | − | − | − | − | − | + | − | w+ | + | + | + |
| Esterase (C4) | − | w+ | + | + | − | + | + | + | + | + | + |
| α-Galactosidase | − | − | − | − | − | + | − | − | − | − | − |
| β-Galactosidase | + | − | − | − | − | − | + | − | + | − | − |
| α-Glucosidase | + | − | − | + | − | − | − | − | − | − | − |
| β-Glucosidase | + | + | − | − | − | − | + | − | + | + | − |
| Leucine arylamidase | + | + | + | + | + | − | − | + | + | w+ | + |
| Lipase (C14) | − | − | − | − | − | + | − | − | − | − | + |
| Naphthol-AS-BI-phosphohydrolase | − | − | − | w+ | w+ | + | − | + | + | + | + |
| Trypsin | − | − | − | − | − | − | − | − | + | + | + |
| Valine arylamidase | − | − | − | + | w+ | + | − | w+ | + | + | + |
| Assimilation of (20 NE): | |||||||||||
| D-Glucose | + | − | − | − | − | + | + | − | + | − | − |
| D-Mannitol | − | − | − | − | − | + | − | − | − | − | − |
| Maltose | − | − | − | − | − | + | − | − | − | − | − |
| DNA G + C content (%) † | 69.7 | 68.6 | 67.9 | 69.9 | 69.3 | 69.2 | 68.7 | 68.9 | 68.5 | 70.0 | 69.7 |