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Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Pseudomonadota (Proteobacteria), Class Betaproteobacteria, Order Burkholderiales, Family Burkholderiaceae, Genus
Polynucleobacter, Polynucleobacter aenigmaticus Hahn et al. 2017.
Polynucleobacter, Polynucleobacter aenigmaticus Hahn et al. 2017.
Gram-negative curved rods, 0.3-0.5 x 0.5-1.0 μm. Non-motile. Nucleoids are present
inside cells (rarely).
inside cells (rarely).
Colonies grown on NSY agar are unpigmented, circular and convex with smooth
surface. Growth occurs at up to 32 ºC. NaCl is not required for growth. Maximum NaCl
concentration tolerated is 0.3% (w/v). Aerobic, no anaerobic growth.
surface. Growth occurs at up to 32 ºC. NaCl is not required for growth. Maximum NaCl
concentration tolerated is 0.3% (w/v). Aerobic, no anaerobic growth.
Isolated from the monimolimnion (the lower, dense stratum of a meromictic lake that does not mix with the waters above) of Lake
Krottensee, Austria.
Krottensee, Austria.
Undetermined.
- Hahn, M. W., Koll, U., Karbon, G., Schmidt, J. and Lang, E. 2017. Polynucleobacter aenigmaticus sp. nov. isolated from the
permanently anoxic monimolimnion of a temperate meromictic lake. Int. J. Syst. Evol. Microbiol., 67, 4646-4654.
(c) Costin Stoica
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| R E G N U M PROKARYOTAE |
Positive results for catalase and oxidase.
Can assimilate acetate, pyruvate, malonate, malate, fumarate, succinate, L-glutamate, L-cysteine and L-alanine. Weak reaction for W
propionic acid, oxalic acid, D-galacturonic acid, D-glucose, D-lyxose and L-serine.
No assimilation of glycolate, glyoxylate, oxaloacetate, citrate, levulinic acid, Dmannose, D-galactose, D-fructose, L-fucose, D-sorbitol,
L-leucine, L-histidine, L-aspartate, L-asparagine or betaine.
Can assimilate acetate, pyruvate, malonate, malate, fumarate, succinate, L-glutamate, L-cysteine and L-alanine. Weak reaction for W
propionic acid, oxalic acid, D-galacturonic acid, D-glucose, D-lyxose and L-serine.
No assimilation of glycolate, glyoxylate, oxaloacetate, citrate, levulinic acid, Dmannose, D-galactose, D-fructose, L-fucose, D-sorbitol,
L-leucine, L-histidine, L-aspartate, L-asparagine or betaine.
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