Table 2.
Differential characteristics of Paenibacillus ihumii strain AT5, Paenibacillus borealis, Paenibacillus fonticola, Paenibacillus peoriae, Paenibacillus stellifer and Paenibacillus terrae
| Property | P. ihumii | P. borealis | P. fonticola | P. peoriae | P. stellifer | P. terrae |
|---|---|---|---|---|---|---|
| Cell diameter width/length (μm) | 0.5/1.75 | 0.7–1/3–5 | 0.8–1/2–12.4 | 0.5–1/3–6 | 0.6–0.8/2.5–5 | 1.3–1.8/4–7 |
| Oxygen requirement | +/− | +/− | +/− | +/− | +/− | +/− |
| Gram stain | − | − | v | + | + | v |
| Growth with NaCl 5% | − | − | − | − | − | − |
| Motility | + | + | + | + | + | + |
| Spore formation | + | + | + | + | + | + |
| Production of: | ||||||
| Catalase | − | + | + | + | + | + |
| Oxidase | − | − | − | − | − | − |
| Nitrate reductase | + | − | − | v | − | + |
| Urease | − | NA | + | − | NA | − |
| β-Galactosidase | + | NA | + | NA | NA | |
| N-acetyl-glucosamine | + | + | − | v | − | + |
| Utilization of: | ||||||
| l-Arabinose | + | + | + | + | + | + |
| d-Ribose | + | + | − | + | − | + |
| d-Mannose | + | + | − | + | + | + |
| d-Mannitol | + | NA | − | + | − | + |
| d-Glucose | + | + | − | + | − | + |
| d-Fructose | + | + | − | + | + | + |
| d-Maltose | + | + | − | + | + | + |
| d-Lactose | + | + | − | + | NA | + |
| d-Xylose | + | + | − | + | + | + |
| Habitat | Human gut | Spruce forest humus | Warm springs | Soil/rotting vegetation | Food-packing board | Soil |
| Genome size | 5.92 | 8.16 | 6.30 | 5.77 | 5.66 | 6.08 |
| DNA G + C content (mol%) | 50.2 | 51.39 | 47.68 | 46.44 | 53.54 | 46.77 |
+, positive result; −, negative result; +/−, facultative anaerobic; v, variable result; NA, data not available.