Novel Cyclic Dextrins, Cycloisomaltooligosaccharides, fromBacillussp. T-3040 Culture
Author(s) -
Tetsuya Oguma,
Tatsuo Horiuchi,
Mikihiko Kobayashi
Publication year - 1993
Publication title -
bioscience biotechnology and biochemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.509
H-Index - 116
eISSN - 1347-6947
pISSN - 0916-8451
DOI - 10.1271/bbb.57.1225
Subject(s) - dextranase , chemistry , spectral line , nuclear magnetic resonance , nuclear chemistry , analytical chemistry (journal) , chromatography , dextran , physics , astronomy
Three kinds of novel cyclic isomaltooligosaccharides were isolated from the culture broth of a strain of Bacillus sp. T-3040, which had been isolated from soil. They were identified as cycloisomalto-heptaose, -octaose, and -nonaose, respectively, on the basis of their mass spectra, proton nuclear magnetic resonance spectra, carbon nuclear magnetic resonance spectra, infrared spectra, reducing power, and results of enzymatic analysis using endo-dextranase and exo-dextranase. They also showed features similar to cyclodextrins upon high-pressure liquid chromatography analysis using an ODS column.
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