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Table 1 Substrate specificity of the purified chitosanase from A. fertilissima

From: Purification and characterization of a novel antifungal endo-type chitosanase from Anabaena fertilissima

Substrate

Relative activity (%)a

Glycol chitosan

100 ± 1.3

Colloidal chitosan

87 ± 1.4

Carboxymethyl chitosan

30 ± 1.7

Colloidal chitin

5 ± 0.5

Peptidoglycan

NDb

Chitosan oligosaccharides

 Chitobiose

ND

 Chitotriose

ND

 Chitotetrose

21 ± 0.5

 Chitopentose

24 ± 1.5

 Chitohexose

27 ± 0.7

 Chitoheptose

29 ± 1.1

  1. Values presented are means (±SEM) of three independent replicates
  2. aRelative activity was expressed as rates relative to the activity of enzyme on glycol chitosan
  3. b ND not detectable
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Annals of Microbiology

ISSN: 1869-2044

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