Table 1 Morphological, biochemical and physiological comparison between strain SLM16 and the two species of Albidovulum reported to date
Characteristics | Strain SLM16 | A. inexpectatum FRR-10 | A. xiamenense YBY-7 |
|---|---|---|---|
Cell length/width (μm) | 1.5–2.5/0.3–0.45 | 1.4–2.2/0.4–0.6 | 2–6/0.4–0.6 |
GC content (%mol) | 66.0a | 63.6 | 70.6 |
Temperature range (°C) | 50–55 | 50 | 50–58 |
pH range | 6.5–8.0 | 6.5–8.0 | 7.5–8.5 |
NaCl range (%w/v) | 1–3 | 1–3 | 3 |
Motility | − | − | + |
Enzymes | |||
Arginine dihydrolase | − | + | + |
Lysine decarboxylase | − | + | + |
Ornithine decarboxylase | − | + | + |
Urease | − | + | + |
Gelatinase | + | − | − |
Esterase (C4) | + | ± | ± |
Cystine arylamidase | ± | + | ± |
Trypsin | − | ± | ± |
α-Chymotrypsin | − | ± | ± |
Naphthol-AS-BI-phosphohydrolase | + | ND | − |
β-Glucuronidase | − | ± | ± |
Carbohydrates utilization | |||
l-Arabinose | − | + | − |
d-Mannose | − | + | + |
Trisodium citrate | − | + | − |