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Table 3 Phenotypic, enzymatic and biochemical properties that distinguish strain ncl2T from Nocardia vaccinii DSM 43285T

From: Genome insights into the pharmaceutical and plant growth promoting features of the novel species Nocardia alni sp. nov

Characteristics

Isolate ncl2T

N. vaccinii DSM 43285T

GEN III Biolog microplate tests

 Sugars:

 D-Cellobiose, D-galactose, β-gentiobiose, D-maltose, D-mannose, D-raffinose, L-rhamnose, sucrose, D-trehalose, and D-turanose

+

-

 Polymers:

 Dextrin, pectin

+

-

 Tolerance to:

 Lithium chloride, guanidine hydrochloride, sodium bromate, sodium chloride (4% and 8%), tetrazolium blue, and tetrazolium violet

+

-

Sugar alcohols:

 D-Arabitol

+

-

 D-Mannitol

-

+

Oxidation of amino acids:

 L-Alanine, L-serine

+

-

 L-Aspartic acid

-

+

Resistant to:

 Fusidic acid, lincomycin, minocycline, troleandomycin, and vancomycin

+

-

Sugar acids:

 L-Galactonic acid-γ-lactone, andD-galacturonic acid

+

-

Organic acids

 γ-amino-n-Butyric acid, α-hydroxy-butyric acid, L-lactic acid, D-lactic acid methyl ester, p-hydroxy-phenylacetic acid, methyl pyruvate, and quinic acid,

+

-

 α-keto-Glutaric acid, L-malic acid, mucic acid, propionic acid, and bromo-succinic acid,

-

+

API ZYM tests:

 Alkaline phosphatase, α-chymotrypsin, cystine aminopeptidase, esterase (C4), esterase lipase (C8), lipase (C14), trypsin, and valine aminopeptidase

-

+

Other tests:

Niacin

+

-

  1. +, positive result; -, negative result
  2. Both strains reduced potassium tellurite and gave positive results for acid phosphatase, β-galactosidase α-glucosidase; oxidized, D-glucose, D-gluconic acid, glycerol, and myo-inositol (sugars); acetic acid, acetoacetic acid, butyric acid, β-hydroxy-butyric acid, α-keto-butyric acid, citric acid, and D-saccharic acid, (organic acids); L-arginine, L-glutamic acid and D-serine #2 (amino acids); were resistant to nalidixic acid, and rifamycin sv (antibiotics); and grew in presence of potassium tellurite, and Tween 40 (inhibitory compounds); and in the presence 1% sodium lactate, sodium chloride (1%) (salts) and at pH 5- 6. The strains gave negative results for arylsulfatase after 3 days, D-fucose, L-fucose, D-fructose, D-fructose-6-phosphate, N-acetyl-D-galactosamine, N-acetyl-D-glucosamine, D-glucose-6-phosphate, glucuronamide, 3-O-methyl-D-glucose, β-methyl-D-glucoside, α-D-lactose, D-melibiose, D-salicin, D-sorbitol, and D-stachyose (sugars); D-gluconic acid, D-malic acid, N-acetyl-neuraminic acid, and L-pyroglutamic acid (organic acids), D-aspartic acid, glycine-proline, L-histidine, and D-serine #1 (amino acids); inosine (nucleoside); aztreonam (antibiotic); gelatin (polymer), niaproof, and sodium formate (inhibitory compounds); α-fucosidase; α-galactosidase, N-acetyl-β-glucosaminidase; β-glucuronidase, and α-mannosidase (API-ZYM tests)