An Extremely Alkaline Novel Xylanase from a Newly Isolated Streptomyces Strain Cultivated in Corncob Medium
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Simkhada, Jaya Ram
[1
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Yoo, Hah-Young
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Chosun Univ, Dept Pharm, Kwangju 501759, South Korea
Korea Univ, Dept Chem & Biol Engn, Seoul, South KoreaChosun Univ, Dept Pharm, Kwangju 501759, South Korea
Yoo, Hah-Young
[1
,2
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Choi, Yun Hee
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Chosun Univ, Dept Pharm, Kwangju 501759, South KoreaChosun Univ, Dept Pharm, Kwangju 501759, South Korea
Choi, Yun Hee
[1
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Kim, Seung Wook
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Chosun Univ, Dept Pharm, Kwangju 501759, South Korea
Korea Univ, Dept Chem & Biol Engn, Seoul, South KoreaChosun Univ, Dept Pharm, Kwangju 501759, South Korea
Kim, Seung Wook
[1
,2
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Yoo, Jin Cheol
[1
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[1] Chosun Univ, Dept Pharm, Kwangju 501759, South Korea
[2] Korea Univ, Dept Chem & Biol Engn, Seoul, South Korea
Streptomyces sp. CS802, recently isolated from Korean soil, produced xylanase in corncob medium. An extracellular xylanase (Xyn802) was purified by a single-step gel filtration and biochemical properties were studied. It showed high activity in extremely alkaline condition with optimum pH at 12.0 and exhibited stability between pH 7.5 and 13.0. It produced xylobiose and xylotriose as the major products from xylan, suggesting its endoxylanase nature. N-terminal amino acid sequences of Xyn802 were ADRNANRD which are significantly different from the reported xylanase. The activity was enhanced by various detergents and a reducing agent and stable in various organic solvents. Xyn802 produced by utilizing corncob, an agro-waste material, might be a novel xylanase based on its peculiar biochemical characteristics, and it can be a suitable candidate for the production of xylooligosaccharides including other useful products.
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Srinakharinwirot Univ, Fac Med, Dept Biochem, Bangkok 10110, ThailandOsaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, Japan
Deesukon, Warin
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Nishimura, Yuichi
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Osaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, JapanOsaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, Japan
Nishimura, Yuichi
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Harada, Naoki
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Osaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, JapanOsaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, Japan
Harada, Naoki
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Sakamoto, Tatsuji
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Osaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, JapanOsaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, Japan
Sakamoto, Tatsuji
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Sukhumsirichart, Wasana
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Srinakharinwirot Univ, Fac Med, Dept Biochem, Bangkok 10110, ThailandOsaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, Japan
机构:
Srinakharinwirot Univ, Fac Med, Dept Biochem, Bangkok 10110, ThailandOsaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, Japan
Deesukon, Warin
;
Nishimura, Yuichi
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Osaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, JapanOsaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, Japan
Nishimura, Yuichi
;
Harada, Naoki
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Osaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, JapanOsaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, Japan
Harada, Naoki
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Sakamoto, Tatsuji
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Osaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, JapanOsaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, Japan
Sakamoto, Tatsuji
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Sukhumsirichart, Wasana
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Srinakharinwirot Univ, Fac Med, Dept Biochem, Bangkok 10110, ThailandOsaka Prefecture Univ, Grad Sch Life & Environm Sci, Div Appl Life Sci, Osaka 5998531, Japan