Paraburkholderia rhynchosiae
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Description is based mostly on APi ZYM, API 20 E and API 20 NE results.
Positive results for acetoin production (weak reaction), arginine dihydrolase (weak reaction), acid and alkaline phosphatase,
catalase, CM-cellulose hydrolysis, esterase C4, beta-galactosidase (PNPG), nitrate reduction (weak reaction), oxidase, cystine
arylamidase and valine arylamidase.
Can assimilate L-arabinose, citrate, capric acid (weak reaction), D-glucose, gluconate, D-mannitol, D-mannose, malate,
N-acetyl-glucosamine and phenylacetate.
Negative results for chitin hydrolysis, casein hydrolysis, DNase, esculin hydrolysis, alpha-fucosidase, gelatin hydrolysis, alpha- and
beta-glucosidase, beta-glucuronidase, alpha-galactosidase, H2S production, indole production, lipase (corn oil), lysine
decarboxylase, alpha-mannosidase, ornithine decarboxylase, starch hydrolysis, urease, Tweens 20, 40 and 60 hydrolysis, acid
production from D-glucose, D-mannitol, inositol, D-sorbitol, L-rhamnose, sucrose, melibiose, amygdalin and L-arabinose.
No assimilation of adipic acid and maltose.
Taxonomy
Morphology
Cultural characteristics
Biochemical characters
Ecology
Pathogenicity
References
Phylum Pseudomonadota (Proteobacteria), Class Betaproteobacteria, Order Burkholderiales, Family Burkholderiaceae, Genus
Paraburkholderia, Paraburkholderia rhynchosiae (De Meyer et al. 2013) Sawana et al. 2015.
Old synonym: Burkholderia rhynchosiae De Meyer et al. 2013.
Gram-negative rods, 0.9 x 2.0 μm. Non-spore-forming. Motile.
Colonies are white, smooth, round, 1-1.5 mm in diameter and convex with entire
margins on half-strength LA medium after 24 h of incubation at 28 ºC. Grows at 10 ºC
and 37 ºC but not at 40 ºC. Grows in 0-10% NaCl media and in pH 4-9 at 28 ºC.
Isolated from root nodules of Rhynchosia ferulifolia from relic rangeland near Darling, Western Cape of South Africa.
Sensitive to kanamycin, gentamicin, tetracycline and chloramphenicol. Resistant to ampicillin and penicillin. Intermediately resistant
to streptomycin.
Undetermined.
- De Meyer, S. E., Cnockaert, M., Ardley, J. K., Trengove, R. D., Garau, G., Howieson, J. G. and Vandamme, P. 2013. Burkholderia
rhynchosiae sp. nov., isolated from Rhynchosia ferulifolia root nodules. Int. J. Syst. Evol. Microbiol., 63, 3944-3949.
- Sheu, S. Y., Chen, M. H., Liu, W. Y., Andrews, M., James, E. K., Ardley, J. K., De Meyer, S. E., James, T. K., Howieson, J. G.,
Couthino, B. G. and Chen, W. M. 2015. Burkholderia dipogonis sp. nov., isolated from root nodules of Dipogon lignosus in New
Zealand and Western Australia. Int. J. Syst. Evol. Microbiol., 65, 4716-4723.
- Sawana, A., Adeolu, M. and Gupta, R.S. 2014. Molecular signatures and phylogenomic analysis of the genus Burkholderia:
proposal for division of this genus into the emended genus Burkholderia containing pathogenic organisms and a new genus
Paraburkholderia gen. nov. harboring environmental species. Front. Genet., 5, 429.
(c) Costin Stoica