Molecular determinants of the Bacillus subtilis chromosome origin basal unwinding system

S Pelliciari, DR Burnham, G Merces, H Yardimci… - bioRxiv, 2022 - biorxiv.org
Genome duplication is essential for cell proliferation and DNA synthesis is generally initiated
by dedicated replication proteins at specific loci termed origins. During DNA replication …

The bacterial replication origin BUS promotes nucleobase capture

S Pelliciari, S Bodet-Lefèvre, S Fenyk… - Nature …, 2023 - nature.com
Genome duplication is essential for the proliferation of cellular life and this process is
generally initiated by dedicated replication proteins at chromosome origins. In bacteria, DNA …

Identification of a basal system for unwinding a bacterial chromosome origin

TT Richardson, D Stevens, S Pelliciari, O Harran… - The EMBO …, 2019 - embopress.org
Genome duplication is essential for cell proliferation, and DNA synthesis is generally
initiated by dedicated replication proteins at specific loci termed origins. In bacteria, the …

The DNA replication initiation protein DnaD recognises a specific strand of the Bacillus subtilis chromosome origin

C Winterhalter, S Pelliciari, D Stevens… - Nucleic Acids …, 2023 - academic.oup.com
Genome replication is a fundamental biological activity shared by all organisms.
Chromosomal replication proceeds bidirectionally from origins, requiring the loading of two …

Evidence for a chromosome origin unwinding system broadly conserved in bacteria

S Pelliciari, MJ Dong, F Gao, H Murray - Nucleic acids research, 2021 - academic.oup.com
Genome replication is a fundamental requirement for the proliferation of all cells. Throughout
the domains of life, conserved DNA replication initiation proteins assemble at specific …

DNA replication initiation in Bacillus subtilis: structural and functional characterization of the essential DnaA–DnaD interaction

E Martin, HEL Williams, M Pitoulias… - Nucleic acids …, 2019 - academic.oup.com
The homotetrameric DnaD protein is essential in low G+ C content gram positive bacteria
and is involved in replication initiation at oriC and re-start of collapsed replication forks. It …

Regulation of chromosomal replication initiation by oriC-proximal DnaA-box clusters in Bacillus subtilis

H Okumura, M Yoshimura, M Ueki… - Nucleic acids …, 2012 - academic.oup.com
Bacterial chromosome replication is initiated by binding of DnaA to a DnaA-box cluster
(DBC) within the replication origin (oriC). In Bacillus subtilis, six additional DBCs are found …

SirA inhibits the essential DnaA:DnaD interaction to block helicase recruitment during Bacillus subtilis sporulation

C Winterhalter, D Stevens, S Fenyk… - Nucleic Acids …, 2023 - academic.oup.com
Bidirectional DNA replication from a chromosome origin requires the asymmetric loading of
two helicases, one for each replisome. Our understanding of the molecular mechanisms …

Influence of the nucleoid and the early stages of DNA replication on positioning the division site in Bacillus subtilis

S Moriya, RA Rashid, CDA Rodrigues… - Molecular …, 2010 - Wiley Online Library
Although division site positioning in rod‐shaped bacteria is generally believed to occur
through the combined effect of nucleoid occlusion and the Min system, several lines of …

Positive and negative control of helicase recruitment at a bacterial chromosome origin

C Winterhalter, D Stevens, S Fenyk, S Pelliciari… - bioRxiv, 2021 - biorxiv.org
The mechanisms responsible for helicase loading during the initiation of chromosome
replication in bacteria are unclear. Here we report both a positive and a negative …