Candidatus VillogracilisDid we forget anything? Let us know

Genus nameCandidatus Villogracilis
SourceMiDAS
Alternative namesSBR1029 (MiDAS 1.20)

Taxonomy (MiDAS 2.0)

KingdomBacteria
PhylumChloroflexi

16S gene copy number-
GenomesNo

 In situOther
Filamentous1
Hydrophobic cell surface


FISH image of Ca. Villogracilis (red) in full-scale activated sludge. Other cells appear blue. Bar= 20 microns. - Source:1

Aerobic heterotroph
Fermentation
Sugars

POSNEGVariableNot assessed

Description

Thin filaments of 0.3 – 0.4 µm wide and 12 – 50 µm long. Often observed in bundles and almost exclusively located within the flocs1.

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FISH probes

CFX763A and CFU763B target subgroup A and B, respectively. They collectively cover >60% of the genus sequences in the MiDAS database 1. The helper probes CFX763ABH1A and CFX763ABH1B are recommended to give optimal fluorescence signal 1.

Metabolism

 In situOther
Chemoautotroph/Mixotroph1
AOB
NOB
Anammox
Aerobic Heterotroph1
PAO
GAO
Nitrite Reduction
Sulfate Reduction
Fermentation1
Acetogen
Methanogen
Short-chain Fatty Acids1
Sugars1
Proteins/Amino Acids1

Abundance Information

 10 % percentileMedian90 % percentile
Influent000.1
Activated Sludge0.10.51.9
Digester-Mesophilic000.1
Digester-Thermophilic000.1

Predominant InActivated sludge

References

[1] Nierychlo, Milobedzka, Petriglieri, McIlroy, Nielsen, McIlroy, et al. (2019): The morphology and metabolic potential of the Chloroflexi in full-scale activated sludge wastewater treatment plants. FEMS Microbiol. Ecol. 95(2): . doi:10.1093/femsec/fiy228

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