PROPERTIES OF 2 SUGAR-PHOSPHATE PHOSPHATASES FROM STREPTOCOCCUS-BOVIS AND THEIR POTENTIAL INVOLVEMENT IN INDUCER EXPULSION

被引:9
作者
COOK, GM
YE, JJ
RUSSELL, JB
SAIER, MH
机构
[1] CORNELL UNIV,MICROBIOL SECT,ITHACA,NY 14853
[2] USDA ARS,ITHACA,NY 14853
[3] UNIV CALIF SAN DIEGO,DEPT BIOL,LA JOLLA,CA 92093
关键词
D O I
10.1128/jb.177.23.7007-7009.1995
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Streptococcus bovis possesses two sugar phosphate phosphatases (Pases). Pase I is a soluble enzyme that is inhibited by the membrane fractions from Lactose-grown cells and is insensitive to activation by S46D HPr, an analog of HPr(ser-P) of the sugar phosphotransferase system. Pase II is a membrane-associated enzyme that can be activated 10-fold by S46D HPr, and it appears to play a role in inducer expulsion.
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页码:7007 / 7009
页数:3
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