CLONING AND SEQUENCE-ANALYSIS OF THE FLAGELLIN GENE OF CAMPYLOBACTER-JEJUNI TGH9011

被引:21
作者
KHAWAJA, R [1 ]
NEOTE, K [1 ]
BINGHAM, HL [1 ]
PENNER, JL [1 ]
CHAN, VL [1 ]
机构
[1] UNIV TORONTO,DEPT MICROBIOL,FITZGERALD BLDG,150 COLL ST,TORONTO M5S 1A8,ONTARIO,CANADA
关键词
D O I
10.1007/BF01579284
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Flagella are essential for motility and have been implicated to be one of the pathogenic determinants. The flagellum of Campylobacter jejuni is a polymeric structure of a 62-kd protein. Using a high-affinity flagellin antibody to screen a lambda gt11 phage genomic expression library of C. jejuni strain TGH9011 (Serotype LIO36), a recombinant phage clone lambda gt11RK that expresses the C. jejuni flagellin protein was isolated. The recombinant lambda gt11RK produced a 56-kd protein upon induction with isopropylthiogalactoside, which reacted specifically with anti-flagellin antibody. The flagellin gene was sequenced, and comparative analysis of the nucleotide and amino acid sequence identified a region of the flagellin that shows hypervariability among different Campylobacter species and strains.
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收藏
页码:213 / 221
页数:9
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