Table 1.
Characteristic | Strains | ||||
---|---|---|---|---|---|
| |||||
ETY-M | ETY-NAG | 3X/A02/235 | CM41_15a | 7SM29T | |
Cell morphology | Short Rods | Short Rods | Straight Rods | Straight Rods | Short Rods |
Cell dimensions (μm) | 0.4–0.45 × 1.2–1.3 | 0.75–1.0 × 0.5–0.6 | 0.3–0.7 × 1.3–1.9 | 0.5 × 2.7 | 0.4–0.5 × 1.1–1.3 |
Colony color (agar medium) | Purple (5VM) | Yellow (5VM) | Cream (MA) | Red (MA) | Yellow (MA) |
Growth of nutrient agar (MA) | − | − | + | + | + |
Flagella | − | + | + | − | + |
DNA G+C content (mol%) | 65.2 | 58.8 | 61.4 | 64.8 | 62.1 |
Growth temperature range (°C) | 20–37 | 20–30 | 10–37 | 15–44 | 15–40 |
Optimum | 30 | 30 | 25–30 | 30 | 28 |
Salinity range (g L−1) | 13.2–52.7 | 26.4–52.7 | 7–70 | 7–42 | 3.5–150 |
Optimum | 13.2 | 26.4 | 40 | 35 | unknown |
Growth substrate | |||||
Glucose | − | − | − | + | − |
Maltose | − | + | − | (+) | − |
Sucrose | − | + | − | − | − |
Arabinose | − | − | − | − | − |
Xylose | − | − | N.A. | N.A. | − |
Fructose | − | − | − | (+) | − |
Mannose | − | − | (+) | (+) | − |
Cellobiose | − | − | − | − | (+) |
Mannitol | − | − | − | N.A. | − |
Citrate | − | − | − | + | − |
Succinate | − | − | + | − | − |
Gluconate | − | − | N.A. | N.A. | − |
Pyruvate | + | + | + | − | + |
Acetate | + | + | − | − | + |
Glycerol | − | (+) | + | − | − |
Alanine | + | − | − | − | + |
Glutamate | − | + | (+) | − | + |
Aspartate | − | + | + | − | + |
Serine | + | − | − | − | − |
Gas hydrocarbon utilization of | |||||
Methane | − | − | N.A. | N.A. | N.A. |
Ethane | − | − | N.A. | N.A. | N.A. |
Propane | − | − | N.A. | N.A. | N.A. |
Ethylene | + | + | N.A. | N.A. | N.A. |
Propylene | − | − | N.A. | N.A. | N.A. |
Methanol | − | − | N.A. | N.A. | N.A. |
Ethanol | + | + | N.A. | N.A. | N.A. |
1-Propanol | (+) | − | N.A. | N.A. | N.A. |
2-propanol | − | − | N.A | N.A | N.A |
MA, marine agar 2216; +, positive; −, negative; (+), weakly positive; N.A., data not available.