| Species/Subspecies: | Bacillus subtilis subsp. subtilis | ||||||||
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| Categories: | Spore forming; motile | ||||||||
| Etymology: | Genus name: small rod Species epithet: slender Subspecies epithet: slender | ||||||||
| Significance: | [Of minor importance] | ||||||||
| Taxonomy: | Class Bacilli Order Bacillales Family Bacillaceae Genus Bacillus |
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| Type Strain: | NRLL NRS-744 = ATCC 6051= CCUG 163B = NCTC 3610 | ||||||||
| Macromorphology (smell):
| Round to irregular colonies (2-4 mm in diameter), which may be wrinkled. The colonies are white to creamy or brownish. | ||||||||
| Micromorphology:
| Motile rod (0.7-0.8 x 2-3 µm) and may form spores. | ||||||||
| Gram +/Gram -: | G+ | ||||||||
| Metabolism: | Facultatively aerobic | ||||||||
| Catalase/Oxidase: | +/V | ||||||||
| Other Enzymes: | Lecithinase - | ||||||||
| Biochemical Tests: | Citrate +, esculinase +, Voges-Proskauer + | ||||||||
| Fermentation of carbohydrates: | D-glucose + lactose v maltose + L-rhamnose - sucrose + L-arabinose + cellobiose + D-mannitol + salicin + trehalose + glycerol + inulin v raffinose + D-sorbitol + starch + |
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| Spec. Char.: | Optimal temperature: 28-30°C. May grow between +5 och +55°C. | ||||||||
| Special Media: | |||||||||
| Genome Sequence: |
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| 16S rRNA Seq.: |
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| Taxonomy/phylogeny:
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About 250 species have been described within the genus Bacillus. B. subtilis subsp. subtilis is very closely related to the other subspecies, namely Bacillus subtilis subsp. spizizenii, but also to B. licheniformis. | ||||||||
| Comment: | Spore forming, environmental bacterium that can contaminate food and cultures in the lab | ||||||||
| Updated: | 2023-03-08 |