CHLORAMPHENICOL ACETYLTRANSFERASE, A CYTOPLASMIC PROTEIN IS INCOMPATIBLE FOR EXPORT FROM BACILLUS-SUBTILIS

被引:7
作者
CHEN, MW [1 ]
NAGARAJAN, V [1 ]
机构
[1] DUPONT CO INC,DIV CENT RES & DEV,WILMINGTON,DE 19880
关键词
D O I
10.1128/JB.175.17.5697-5700.1993
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Bacillus subtilis cells expressing a hybrid protein (Lvs(ss)-Cat) consisting of the B. amyloliquefaciens levansucrase signal peptide fused to B. pumilus chloramphenicol acetyltransferase (Cat) are unable to export Cat protein into the growth medium. A series of tripartite protein fusions was constructed by inserting various lengths of the Cat sequences between the levansucrase signal peptide and staphylococcal protein A or Escherichia coli alkaline phosphatase. Biochemical characterization of the various Cat protein fusions revealed that multiple regions in the Cat protein were causing the export defect.
引用
收藏
页码:5697 / 5700
页数:4
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