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The new flagella-associated collagen-like proteins ClpB and ClpC of Bacillus amyloliquefaciens FZB42 are involved in bacterial motility
Zhao, Xia1,2,3; Wang, Ruoyu1,3; Shang, Qianhan1,2,3; Hao, Haiting1,2,3; Li, Yuyao5; Zhang, Yubao1,3; Guo, Zhihong1,3; Wang, Yun4; Xie, Zhongkui1,3
刊名MICROBIOLOGICAL RESEARCH
2016
卷号184页码:25-31
关键词Collagen-like proteins Immunogold-labeling Flagella Bacteria motility Plant growth promoting rhizobacteria
ISSN号0944-5013
DOI10.1016/j.micres.2015.12.004
通讯作者Wang, Ruoyu(wangruoyu@lzb.ac.cn)
英文摘要Collagen-like proteins (CLPs) share the distinctive Gly-X-Thr repeating amino acid sequence of animal collagens, and contain N- and C-terminal domain making a collagen-like structure in Bacillus amyloliquefaciens FZB42, a plant growth-promoting rhizobacterium. Our previous study demonstrated that CLPs play important roles in biofilm construction and adherence to the surfaces on plant roots. However, bacterial localization of the CLPs remains unclear. Here, disrupted strains on all four clp genes (clpA, clpB, clpC and clpD) shown fewer filament than wild-type bacteria in extracellular matrix under scanning electron microscope (SEM). Transmission electron microscopy (TEM) was used to observe the differences on filament which associated on the cell surface, then the CLPs mutation strains showed less flagella than the wild type. Immunogold labeling determined the location that ClpB and ClpC localized on the flagella surface. In addition, western blotting analysis of crude flagella extracts suggested that the ClpB and ClpC are associated to flagella as well. The mutation strains also reduced motility of swimming on the surface of soft agar medium and changed the architectural of microcolony biofilm edge. The study suggests that collagen-like protein ClpB and ClpC, as novel proteins, associated with flagella in B. amyloliquefaciens. (C) 2015 Elsevier GmbH. All rights reserved.
收录类别SCI
WOS关键词COMPLETE GENOME SEQUENCE ; ICE-NUCLEATION PROTEIN ; GROUP-A STREPTOCOCCUS ; PSEUDOMONAS-AERUGINOSA ; TWITCHING MOTILITY ; BIOFILM FORMATION ; ESCHERICHIA-COLI ; FUNCTIONAL-CHARACTERIZATION ; ANTHRACIS EXOSPORIUM ; SPORE SURFACE
WOS研究方向Microbiology
WOS类目Microbiology
语种英语
出版者ELSEVIER GMBH, URBAN & FISCHER VERLAG
WOS记录号WOS:000370903700003
内容类型期刊论文
URI标识http://www.corc.org.cn/handle/1471x/2557412
专题寒区旱区环境与工程研究所
通讯作者Wang, Ruoyu
作者单位1.Chinese Acad Sci, Cold & Arid Reg Environm & Engn Res Inst, Gaolan Stn Agr & Ecol Expt, Lanzhou, Peoples R China
2.Univ Chinese Acad Sci, Beijing, Peoples R China
3.Key Lab Stress Physiol & Ecol Cold & Arid Reg Gan, Lanzhou, Peoples R China
4.Chinese Acad Sci, Cold & Arid Reg Environm & Engn Res Inst, Key Lab Desert & Desertificat, Lanzhou, Peoples R China
5.Lanzhou Univ, Sch Life Sci, Key Lab Arid & Grassland Agroecol, Lanzhou 730000, Peoples R China
推荐引用方式
GB/T 7714
Zhao, Xia,Wang, Ruoyu,Shang, Qianhan,et al. The new flagella-associated collagen-like proteins ClpB and ClpC of Bacillus amyloliquefaciens FZB42 are involved in bacterial motility[J]. MICROBIOLOGICAL RESEARCH,2016,184:25-31.
APA Zhao, Xia.,Wang, Ruoyu.,Shang, Qianhan.,Hao, Haiting.,Li, Yuyao.,...&Xie, Zhongkui.(2016).The new flagella-associated collagen-like proteins ClpB and ClpC of Bacillus amyloliquefaciens FZB42 are involved in bacterial motility.MICROBIOLOGICAL RESEARCH,184,25-31.
MLA Zhao, Xia,et al."The new flagella-associated collagen-like proteins ClpB and ClpC of Bacillus amyloliquefaciens FZB42 are involved in bacterial motility".MICROBIOLOGICAL RESEARCH 184(2016):25-31.
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