Candidatus Nitrotoga

Genus nameCandidatus Nitrotoga
SourcePublished
Alternative names
NCBI taxonomy ID453161

Taxonomy

KingdomBacteria

16S gene copy number-
GenomesNo

 In situOther
Filamentous12
Hydrophobic cell surface


Confocal micrographs of FISH-stained Nitrotoga-like bacteria in activated sludge samples from WWTPs Bad Zwischenahn. Probes FGall221b (red) and EUB338mix (blue) at high magnification. Nitrotoga appears magenta. Scale bar = 10 microns. - Source:1

Autotroph/Mixotroph
NOB

POSNEGVariableNot assessed

Description

Nitrotoga are nitrite oxidizing bacteria that are abundant in some plants. In some cases they are the only detectable NOB present 1. They possess an aerobic chemolithotroph metabolism with oxidation of nitrite to nitrate. Carbon dioxide is used as the sole carbon source 2 1.

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Distribution plant/process configuration

Evidence suggests that lower operating temperatures gives these organisms a competitive advantage over other NOB 3 1 4.

FISH probes

Ntoga122 1

Metabolism

 In situOther
Autotroph/Mixotroph1
AOB
NOB1
Anammox
Aerobic Heterotroph
PAO
GAO
Nitrite Reduction
Sulphate Reduction
Fermentation
Acetogen
Methanogen
Fatty Acids
Sugars
Proteins/Amino Acids

Abundance Information

 10 % percentileMedian90 % percentile
Influent000
Activated Sludge000.7
Digester-Mesophilic000.1
Digester-Thermophilic00.10.1

Predominant InActivated sludge

References

[1] Lücker, Schwarz, Gruber-Dorninger, Spieck, Wagner, Daims, et al. - Nitrotoga-like bacteria are previously unrecognized key nitrite oxidizers in full-scale wastewater treatment plants. - ISME J 9(3): 708-20. doi:10.1038/ismej.2014.158

[2] Alawi, Lipski, Sanders, Pfeiffer, Spieck - Cultivation of a novel cold-adapted nitrite oxidizing betaproteobacterium from the Siberian Arctic. - ISME J 1(3): 256-64.

[3] Alawi, Off, Kaya, Spieck - Temperature influences the population structure of nitrite-oxidizing bacteria in activated sludge. - Environ Microbiol Rep 1(3): 184-90. doi:10.1111/j.1758-2229.2009.00029.x

[4] Nowka, Daims, Spieck - Comparison of oxidation kinetics of nitrite-oxidizing bacteria: nitrite availability as a key factor in niche differentiation. - Appl. Environ. Microbiol. 81(2): 745-53. doi:10.1128/AEM.02734-14

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The MiDAS taxonomy is a manual curation of the Silva database and is redistributed for non-commercial use only.

 

Citing MiDAS: McIlroy S.J., Saunders A.M., Albertsen M., Nierychlo M., McIlroy B., Hansen A.A., Karst S.M., Nielsen J.L., Nielsen P.H. (2015) MiDAS: the field guide to the microbes of activated sludge. Database, Vol. 2015

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