| Halalkalibacter wakoensis |
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Bacillota (Firmicutes), Class Bacilli, Order Caryophanales, Family Bacillaceae, Genus Halalkalibacter, Halalkalibacter
wakoensis (Nogi et al. 2005) Joshi et al. 2022.
Synonym: Bacillus wakoensis Nogi, Takami and Horikoshi 2005.
Species description is based upon a single isolate.
wakoensis (Nogi et al. 2005) Joshi et al. 2022.
Synonym: Bacillus wakoensis Nogi, Takami and Horikoshi 2005.
Species description is based upon a single isolate.
Gram-positive, motile (peritrichous flagella) rods, 0.5-0.8 / 1.5-2.0 µm, producing
terminal, ellipsoidal endospores in swollen sporangia.
terminal, ellipsoidal endospores in swollen sporangia.
Colonies are yellowish. Aerobic growth. Alkaliphilic, pH range 8-10 (optimum 9).
Growth temperature 10-40 ºC (optimum 37 ºC). Halotolerant, grows in 0-10% NaCl.
Growth temperature 10-40 ºC (optimum 37 ºC). Halotolerant, grows in 0-10% NaCl.
Used in biotechnology for cellulase production.
Undetermined.
- Nogi Y., Takami H. and Horikoshi K., 2005. Characterization of alkaliphilic Bacillus strains used in industry: proposal of five novel
species. IJSEM 55, 2309-2315. - Joshi A, Thite S, Karodi P, Joseph N, Lodha T. Alkalihalobacterium elongatum gen. nov. sp. nov.: An Antibiotic-Producing
Bacterium Isolated From Lonar Lake and Reclassification of the Genus Alkalihalobacillus Into Seven Novel Genera. Front
Microbiol 2021; 12:722369.
Positive results for catalase, nitrate reduction, hydrolysis of starch, hydrolysis of cellulose, acid production from: arbutin, cellobiose, D-
fructose, D-glucose, maltose, D-mannitol, D-mannose, salicin, sorbitol, sucrose, trehalose and D-xylose.
Negative results for hydrolysis of gelatin, oxidase, indole production, H2S production, hydrolysis of casein, hydrolysis of Tween 20, 40
and 60, acid production from: L-arabinose, L-fucose, D-galactose, inulin, myo-inositol, lactulose, D-lactose, maltotriose, D-melezitose,
D-melibiose, palatinose, D-rhamnose, D-raffinose, D-ribose, stachyose and xylitol.
fructose, D-glucose, maltose, D-mannitol, D-mannose, salicin, sorbitol, sucrose, trehalose and D-xylose.
Negative results for hydrolysis of gelatin, oxidase, indole production, H2S production, hydrolysis of casein, hydrolysis of Tween 20, 40
and 60, acid production from: L-arabinose, L-fucose, D-galactose, inulin, myo-inositol, lactulose, D-lactose, maltotriose, D-melezitose,
D-melibiose, palatinose, D-rhamnose, D-raffinose, D-ribose, stachyose and xylitol.
(c) Costin Stoica
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