No growth occurs in the presence of 3% NaClor 1% glycine. Can grow in 1% oxgall.
Aerobic. Growth temperature 10-35 ºC, 28 ºC optimum. Can grow at pH 5.0-8.0.
Yellow-green fluorescent pigments are not produced.
Taxonomy
Morphology
Cultural characteristics
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Ecology
Pathogenicity
References
Phylum Proteobacteria, Class Betaproteobacteria, Order Neisseriales, Family Chromobacteriaceae, Genus Aquaspirillum,
Aquaspirillum autotrophicum Aragno and Schlegel 1978.
Moved to genus Herbaspirillum as
Herbaspirillum autotrophicum (Aragno and Schlegel 1978) Ding and Yokota 2004.
Gram-negative, helical cells, 0.6-0.8 / 2.5-5.0 μm in diameter. Motile by bipolar
flagella. Intracellular poly-beta-hydroxybutyrate is formed.
Isolated from an eutrophic lake in Switzerland.
Undetermined.
  1. Tone Tonjum, 2005. Order IV. Neisseriales ord. nov. In:  Bergey’s Manual of Systematic Bacteriology, Second edition, Vol two, part
    C The Alpha-, Beta-, Delta-, and Epsilonproteobacteria, George M. Garrity (Editor-in-Chief), pp 774-863.
  2. Euzeby (J.P.): List of Bacterial Names with Standing in Nomenclature: a folder available on the Internet. Int. J. Syst. Bacteriol.,
    1997, 47, 590-592. (List of Prokaryotic names with Standing in Nomenclature. http://www.bacterio.net).
Positive results for catalase, oxidase, phosphatase & urease.
Ammonium salts can be used as sole nitrogen sources.
Can utilize as sole carbon source: L-glutamate, glycine, tryptophan, citrate, aconitate, isocitrate, alpha-ketoglutarate, succinate,
fumarate, malate, oxaloacetate, pyruvate, lactate, malonate, tartrate, acetate, propionate, butyrate, beta-hydroxybutyrate,
p-hydroxybenzoate, L-tyrosine, L-phenylalanine, L-alanine, L-glutamate, L-aspartate, L-glutamine, asparagine, L-proline.

Negative results for casein hydrolysis, denitrification, esculin hydrolysis, gelatin hydrolysis (4 days incubation at 30 ºC),
H2S production
from 0.2% cysteine, indole production, starch hydrolysis, acid production from: fructose, glucose & ribose.

Cannot utilize as sole carbon source: L-histidine, caproate, ethanol, n-propanol, n-butanol, glycerol, D-fructose, D-glucose, D-xylose,
L-arabinose, L-ornithine, L-citrulline, L-arginine, L-lysine, putrescine, L-methionine, L-serine, L-cysteine, L-leucine, L-isoleucine,
L-valine.
Aquaspirillum autotrophicum
(c) Costin Stoica
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