Table 2. Differential characteristics of C. ihumii sp. nov. strain GD7T, C. pilbarense, C. coylae, C. glaucum and C. mucifaciens.
From: Genome sequence and description of Corynebacterium ihumii sp. nov.
Properties | C. ihumii | C. pilbarense | C. coylae | C. glaucum | C. mucifaciens |
|---|---|---|---|---|---|
Colony size (mm) | 0.5 | 0.5 – 2.0 | 1.0 | na | 1.0 – 1.5 |
Oxygen requirement | facultative anaerobic | facultative anaerobic | facultative anaerobic | facultative anaerobic | facultative anaerobic |
Gram stain | + | + | + | + | + |
Motility | − | − | − | − | − |
Endospore formation | − | − | − | − | − |
Production of | Â | Â | Â | Â | Â |
Alkaline phosphatase | + | + | + | + | + |
Acid phosphatase | + | + | + | − | + |
Catalase | + | + | + | + | + |
Oxidase | − | − | − | − | − |
Nitrate reductase | − | − | − | − | − |
Urease | − | − | − | − | − |
α-galactosidase | − | − | − | − | − |
β-galactosidase | − | − | − | − | − |
β-glucuronidase | − | − | − | − | − |
α −glucosidase | − | − | − | − | − |
β-glucosidase | − | − | − | − | − |
Esterase | − | − | + | − | + |
Esterase lipase | − | − | + | + | + |
naphthol-AS-BI-phosphohydrolase | + | + | na | + | na |
N-acetyl-β-glucosaminidase | − | − | − | − | − |
Pyrazinamidase | + | + | + | + | + |
α-mannosidase | − | − | − | − | − |
α-fucosidase | − | − | − | − | − |
Leucine arylamidase | + | + | + | + | na |
Valine arylamidase | + | − | − | − | − |
Cystine arylamidase | − | − | + | − | + |
α-chemotrypsin | − | − | − | − | − |
Trypsin | − | − | − | − | − |
Utilization of | Â | Â | Â | Â | Â |
5-keto-gluconate | − | na | + | na | − |
D-xylose | + | − | − | − | − |
D-fructose | + | na | + | na | + |
D-glucose | + | + | + | + | + |
D-mannose | + | na | + | na | + |
Habitat | Human gut | Human joint fluid | Human blood | Cosmetic dye | Human blood |