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海洋科学  2011 

一株产低温右旋糖苷酶海洋细菌的筛选和鉴定

, PP. 32-37

Keywords: 低温右旋糖苷酶,交替假单胞菌(Pseudoalteromonas,tetraodonis),筛选,鉴定

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Abstract:

从连云港海域筛选得到一株产低温右旋糖苷酶的菌株LP621,经形态特征、生理生化特征以及16SrDNA序列分析和鉴定,该菌株为Pseudoalteromonastetraodonis。该菌产生低温右旋糖苷酶的最适作用温度为30℃,在80℃保温2.5h后该酶仍具有40%以上的活性。目前尚无Pseudoalteromonastetraodonis产生低温右旋糖苷酶的报道。菌株LP621产生的右旋糖苷酶作用温度低,耐热性好,有较大的潜在工业应用价值。

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