parA

parA
168

ATPase, centromere-like function involved in forespore chromosome partitioning / negative regulation of Sporulation initiation, regulator of SMC complex dynamics

Locus
BSU_40970
Molecular weight
27.39 kDa
Isoelectric point
4.9
Protein length
Gene length
Function
forespore chromosome partitioning / negative regulation of Sporulation initiation
Product
negative regulator of Sporulation initiation
Essential
no
Synonyms
parA, soj, spo0JA

Genomic Context

Categories containing this gene/protein

List of homologs in different organisms, belongs to COG1192 (Galperin et al., 2021)

This gene is a member of the following regulons

Gene
Coordinates
4,206,397  4,207,158
Phenotypes of a mutant
defective in oriC segregation during Sporulation PubMed
The protein
Catalyzed reaction/ biological activity
regulates DNA replication initiation by either inhibiting or activating the DNA replication initiator protein DnaA PubMed; regulation of Spo0A expression PubMed
has ATPase activity PubMed
Protein family
ParA family (with FlhG and MinD, according to UniProt)
Structure
Effectors of protein activity
ParB inhibits ParA dimerization and concomitant DNA-binding activity by stimulating ParA ATPase activity PubMed
exists as ATP-bound dimer an ADP-bound monomer PubMed
polar/ septal at the cell membrane PubMed
polar localization depends on the proton motive force PubMed
Expression and Regulation
Operons
Genes
Description
Regulation
repressed under conditions that trigger sporulation (Spo0A) PubMed
Regulatory mechanism
Spo0A: repression, PubMed, in spo0A regulon
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parAparB

2025-03-29 11:43:42

ghost

112

86baea39c766e9113e6cde298217d7499c849707

0AEC202CC368218B597D878B7945E0D6E2DC147A

Biological materials
Mutant
BKE40970 (parA::erm  trpC2) available at BGSCPubMed, upstream reverse: _UP1_CACGATGTCACCTACTTTCA,  downstream forward: _UP4_GATTTAGCAAAGGAAGTGGC
BKK40970 (parA::kan  trpC2) available at BGSCPubMed, upstream reverse: _UP1_CACGATGTCACCTACTTTCA,  downstream forward: _UP4_GATTTAGCAAAGGAAGTGGC
Labs working on this gene/protein
Heath Murray, Centre for Bacterial Cell Biology, Newcastle, UK homepage
References
Reviews
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Original Publications
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5B3DB5A796ACA48390278E60478DFF13D0074A8D

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Time of last update: 2025-03-30 19:35:55

Author of last update: Jstuelk