''Polynucleobacter duraquae'' is an

aerobic Aerobic means "requiring air," in which "air" usually means oxygen. Aerobic may also refer to * Aerobic exercise, prolonged exercise of moderate intensity * Aerobics, a form of aerobic exercise * Aerobic respiration, the aerobic process of cellu ...

, chemo-

organotrophic An organotroph is an organism that obtains hydrogen or electrons from organic substrates. This term is used in microbiology to classify and describe organisms based on how they obtain electrons for their respiration processes. Some organotrophs s ...

catalase Catalase is a common enzyme found in nearly all living organisms exposed to oxygen (such as bacteria, plants, and animals) which catalyzes the decomposition of hydrogen peroxide to water and oxygen. It is a very important enzyme in protecting ...

- and

oxidase In biochemistry, an oxidase is an oxidoreductase (any enzyme that catalyzes a redox reaction) that uses dioxygen (O2) as the electron acceptor. In reactions involving donation of a hydrogen atom, oxygen is reduced to water (H2O) or hydrogen peroxid ...

-positive, sometimes motile, free-living

bacterium Bacteria (; : bacterium) are ubiquitous, mostly free-living organisms often consisting of one biological cell. They constitute a large domain of prokaryotic microorganisms. Typically a few micrometres in length, bacteria were among the ...

of the genus ''

Polynucleobacter ''Polynucleobacter'' is a genus of bacteria, originally established by Heckmann and Schmidt (1987) to exclusively harbor obligate endosymbionts of ciliates belonging to the genus ''Euplotes''. Recently, several new ''Polynucleobacter'' species ...

'', isolated from

Lake Mondsee Mondsee (''Moon Lake'') is a lake in the Upper Austrian part of the Salzkammergut and near the larger Attersee. Its southwestern shore marks the border between the states of Upper Austria and Salzburg and also between the Northern Limestone Alp ...

Austria Austria, formally the Republic of Austria, is a landlocked country in Central Europe, lying in the Eastern Alps. It is a federation of nine Federal states of Austria, states, of which the capital Vienna is the List of largest cities in Aust ...

. The species represents planktonic bacteria (

bacterioplankton Bacterioplankton refers to the bacterial component of the plankton that drifts in the water column. The name comes from the Ancient Greek word (), meaning "wandering" or "drifting", and , a Latin term coined in the 19th century by Christian Got ...

) dwelling in alkaline freshwater systems.

References

External links

Type strain of ''Polynucleobacter duraquae'' at Bac''Dive'' - the Bacterial Diversity Metadatabase
Burkholderiaceae Bacteria described in 2016 {{betaproteobacteria-stub