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- W4200535574 abstract "Abstract SMC complexes, loaded at ParB- parS sites, are key mediators of chromosome organization in bacteria. ParA/Soj proteins interact with ParB/Spo0J in a pathway involving ATP-dependent dimerization and DNA binding, leading to chromosome segregation and SMC loading. In Bacillus subtilis , ParA/Soj also regulates DNA replication initiation, and along with ParB/Spo0J is involved in cell cycle changes during endospore formation. The first morphological stage in sporulation is the formation of an elongated chromosome structure called an axial filament. We now show that a major redistribution of SMC complexes drives axial filament formation, in a process regulated by ParA/Soj. Unexpectedly, this regulation is dependent on monomeric forms of ParA/Soj that cannot bind DNA or hydrolyse ATP. These results reveal a new role for ParA/Soj proteins in the regulation of SMC dynamics in bacteria, and yet further complexity in the web of interactions involving chromosome replication, segregation, and organization, controlled by ParAB and SMC." @default.
- W4200535574 created "2021-12-31" @default.
- W4200535574 creator A5004534579 @default.
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- W4200535574 creator A5085029842 @default.
- W4200535574 date "2021-12-19" @default.
- W4200535574 modified "2023-09-27" @default.
- W4200535574 title "Chromosome remodelling by SMC/Condensin in <i>B. subtilis</i> is regulated by Soj/ParA during growth and sporulation" @default.
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