''Azorhizobium caulinodans'' is a species of bacteria that forms a

nitrogen-fixing Nitrogen fixation is a chemical process by which molecular dinitrogen () is converted into ammonia (). It occurs both biologically and abiological nitrogen fixation, abiologically in chemical industry, chemical industries. Biological nitrogen ...

symbiosis with plants of the genus ''

Sesbania ''Sesbania'' is a genus of flowering plants in the pea family, Fabaceae, and the only genus found in tribe Sesbanieae. Riverhemp is a common name for plants in this genus. Notable species include the rattlebox (''Sesbania punicea''), spiny sesba ...

''. The symbiotic relationship between ''Sesbania rostrata'' and ''A. caulinodans'' lead to nitrogen fixing nodules in ''S. rostrata''. Bacterial chemotaxis plays an important role in establishing this symbiotic relationship. ''Azorhizobium caulinodans'' is a genome and it contains

chemotaxis Chemotaxis (from ''chemical substance, chemo-'' + ''taxis'') is the movement of an organism or entity in response to a chemical stimulus. Somatic cells, bacteria, and other single-cell organism, single-cell or multicellular organisms direct thei ...

gene clusters that are unique. It has five chemotaxis genes which are: ''cheW''(1), ''cheW'', ''cheA'', ''cheR'', and ''cheB''. ''Azorhizobium caulinodans'' controls the movements of flagella, and the chemotaxis signaling path in ''Azorhizobium caulinodans'' helps with regulating

biofilm A biofilm is a Syntrophy, syntrophic Microbial consortium, community of microorganisms in which cell (biology), cells cell adhesion, stick to each other and often also to a surface. These adherent cells become embedded within a slimy ext ...

formation.Liu, W., Sun, Y., Shen, R., Dang, X. X., Xiaolin, L., Lu, S., & Yan, L. (2018AD). A Chemotaxis-Like Pathway of ''Azorhizobium caulinodans'' Controls Flagella-Driven Motility, Which Regulates Biofilm Formation, Exopolysaccharide Biosynthesis, and Competitive Nodulation. MOLECULAR PLANT-MICROBE INTERACTIONS, 31(7), 737–749. Retrieved from http://apps.webofknowledge.com/full_record.do?product=WOS&search_mode=GeneralSearch&qid=21&SID=7ElWz9SlSydwMGOZVTC&page=1&doc=8

References

External links

Type strain of ''Azorhizobium caulinodans'' at Bac''Dive'' - the Bacterial Diversity Metadatabase
Hyphomicrobiales Bacteria described in 1988 {{Hyphomicrobiales-stub