可以将琼脂糖降解为寡糖的酶，按照裂解琼脂糖的糖苷键分为α-琼胶酶和β-琼胶酶。一般来源于微生物。目前报道的琼胶酶中β-琼胶酶占绝大多数。
中国最大的综合性文献数据库 -维普资讯 关键词: 海洋细菌 琼胶酶 正交试验[gap=845]Key words: marine bacterium; agarase ; orthogonal test
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We successfully cloned and expressed two agarase gene from the marine microbe and promoted the research on agarase.
在琼胶酶的研究工作中，本实验室做了重要的工作：从海洋细菌内成功克隆并表达了两个β-琼胶酶基因，命名为β-琼胶酶A和β-琼胶酶B。
参考来源 - βThe optimum reacting temperature for A is 35℃, while for B is 55℃. It seems that the agarase B has a better thermal stability.
琼胶酶A的最适反应温度为35℃,相对于B较为不耐热;酶B的最适反应温度为55℃,且有较好的耐热性。
参考来源 - 产琼胶酶菌株Agarivorans albus QM38的发酵条件优化、酶的分离纯化及酶学性质研究·2,447,543篇论文数据，部分数据来源于NoteExpress
本工作的开展为构建琼胶酶高产工程菌，进而用于海藻资源的深加工及高值化生产提供了基础。
This study provides a basis for the construction of recombinant agarase-producing strains and for the better utilization of Chinese marine algal resources in the future.
对其生长、产酶特性和酶活力影响因素的研究结果表明：AT-22所产琼胶酶为诱导酶，0。
The results show that the agarase produced by AT-22 is an inducible enzyme, and the enzyme producing ability will be restrained by addition of 0.
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