GLYCOSYLATION OF THE FLAGELLIN OF THE POLAR FLAGELLUM OF AZOSPIRILLUM-BRASILENSE, A GRAM-NEGATIVE NITROGEN-FIXING BACTERIUM

被引:54
|
作者
MOENS, S
MICHIELS, K
VANDERLEYDEN, J
机构
[1] CATHOLIC UNIV LEUVEN,FA JANSSENS LAB GENET,B-3001 HEVERLEE,BELGIUM
[2] CATHOLIC UNIV LEUVEN,FOOD MICROBIOL LAB,B-3001 HEVERLEE,BELGIUM
来源
MICROBIOLOGY-UK | 1995年 / 141卷
关键词
AZOSPIRILLUM BRASILENSE; GLYCOSYLATION; BACTERIAL GLYCOPROTEIN; POLAR FLAGELLIN; GLYCOSYLATION MUTANTS;
D O I
10.1099/13500872-141-10-2651
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
The glycosylation of the flagellin of the polar flagellum of Azospirillum brasilense Sp7 is demonstrated in several ways: (1) by a decrease in apparent M(r) after chemical deglycosylation; (2) by sugar staining after SDS-PAGE; (3) by use of a sugar-specific monoclonal antibody in immunogold labelling coupled with transmission electron microscopy. In addition, two mutant flagellins are described; they differ in glycan composition when compared with the wildtype. The glycosylation of a bacterial flagellin is unusual and has to be taken into account in the proposed model for the assembly of the flagellar filament.
引用
收藏
页码:2651 / 2657
页数:7
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