PROTEOBACTERIA >> Gamma >> Halothiobacillus >> Halothiobacillus kellyi

HALOTHIOBACILLUS KELLYI

Class: Gamma Proteobacteria
Genus: Halothiobacillus
Species: Halothiobacillus kellyi
Description: Cells are Gram-negative, motile and rod-shaped (0.4-0.6 x 1.2-2.5μm). They are strictly aerobic and grow autotrophically on thiosulfate, tetrathionate, sulfur and sulfide, but not on thiocyanate. SulÆte is oxidized to sulfate if the concentration does not exceed 3 mM. The organism does not grow heterotrophically. When thiosulfate is used as the primary energy source a transient formation of sulfur occurs. During growth on reduced sulfur compounds, the pH decreases from neutrality to around 2.8.
Synonyms:
Source: The type strain was isolated from a marine shallow-water hydrothermal vent system and is deposited at the Deutsche Samm- lung von Mikroorganismen und Zellkulturen, Braunschweig, Germany
Pathogenicity:
Genbank: AF170419.1   [Genome]    [Nucleotide]
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Reference: SIEVERT (S.M.), HEIDORN (T.) and KUEVER (J.): Halothiobacillus kellyi sp. nov., a mesophilic, obligately chemolithoautotrophic, sulfur-oxidizing bacterium isolated from a shallow-water hydrothermal vent in the Aegean Sea, and emended description of the genus Halothiobacillus. Int. J. Syst. Evol. Microbiol., 2000, 50, 1229-1237.
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