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Gene name	dnaN
Synonyms	dnaG, dnaK
Essential
Product	DNA polymerase III (beta subunit) (EC 2.7.7.7)
Function
MW, pI	41 kDa, 4.718
Gene length, protein length	1134 bp, 378 aa
Immediate neighbours
Gene sequence (+200bp)	Protein sequence
Genetic context

The gene

Basic information

• Coordinates:

Phenotypes of a mutant

essential PubMed

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family:

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions: DnaA-YabA-DnaN PubMed

• Localization: nucleoid (mid-cell spot) PubMed

Database entries

• Structure:

• Swiss prot entry:

• KEGG entry:

• E.C. number:

Expression and regulation

• Operon: dnaA-dnaN PubMed

• Sigma factor: SigA PubMed

• Regulation: negatively controlled by DnaA PubMed and Spo0A PubMed

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

Labs working on this gene/protein

Philippe Noirot, Jouy-en-Josas, France homepage

References

1. Ogasawara et al. (1985) Structure and function of the region of the replication origin of the Bacillus subtilis chromosome. IV. Transcription of the oriC region and expression of DNA gyrase genes and other open reading frames.Nucl. Acids Res. 11: 2267-2279. PubMed
2. Fukuoka et al. (1990) Purification and characterization of an initiation protein for chromosomal replication, DnaA, in Bacillus subtilis. J. Biochem. 107: 732-739. PubMed
3. Meile et al. (2006) Systematic localisation of proteins fused to the green fluorescent protein in Bacillus subtilis: identification of new proteins at the DNA replication factory Proteomics 6: 2135-2146. PubMed
4. Molle et al. (2003) The Spo0A regulon of Bacillus subtilis.Mol. Microbiol. 50: 1683-1701. PubMed
5. Noirot-Gros et al. (2002) An expanded view of bacterial DNA replication. Proc. Natl. Acad. Sci. USA 99: 8342-8347. PubMed
6. Noirot-Gros et al. (2002) Functional dissection of YabA, a negative regulator of DNA replication initiation in Bacillus Title Proc. Natl. Acad. Sci. USA 103: 2368-2373. PubMed
7. Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed