A Calcium-Dependent Xylan-Binding Domain of Alkaline Xylanase from Alkaliphilic Bacillus sp Strain 41M-1

被引:10
|
作者
Yazawa, Risa [1 ]
Takakura, Jun [1 ]
Sakata, Tomoko [1 ]
Ihsanawati [2 ]
Yatsunami, Rie [1 ]
Fukui, Toshiaki [1 ]
Kumasaka, Takashi [2 ]
Tanaka, Nobuo [2 ]
Nakamura, Satoshi [1 ]
机构
[1] Tokyo Inst Technol, Dept Bioengn, Midori Ku, Yokohama, Kanagawa 2268501, Japan
[2] Tokyo Inst Technol, Dept Life Sci, Midori Ku, Yokohama, Kanagawa 2268501, Japan
关键词
xylanase; carbohydrate-binding module (CBM) family 36; xylan-binding domain; Bacillus sp;
D O I
10.1271/bbb.100730
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Xylanase J of alkaliphilic Bacillus sp. strain 41M-1 contains a carbohydrate-binding module family 36 xylan-binding domain (XBD). Mutational analysis of the XBD revealed that Tyr237, Asp313, Trp317, and Asp318 were involved in Ca2+-dependent xylan-binding, and that Asp313 and Asp318 were especially important.
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页码:379 / 381
页数:3
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