DinB

• Description: nuclease inhibitor
  
  

Gene name	dinB
Synonyms
Essential	no
Product	nuclease inhibitor
Function	response to DNA damage
Gene expression levels in SubtiExpress: dinB
MW, pI	19 kDa, 5.614
Gene length, protein length	516 bp, 172 aa
Immediate neighbours	ydgF, ydgG
Sequences	Protein DNA DNA_with_flanks
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

DNA repair/ recombination

This gene is a member of the following regulons

LexA regulon

The gene

Basic information

• Locus tag: BSU05630

Database entries

• BsubCyc: BSU05630

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: dinB family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:

Database entries

• BsubCyc: BSU05630

• Structure:

• UniProt: Q02886

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: dinB PubMed

• Expression browser: dinB PubMed

• Sigma factor:

• Regulation:
  • induced by DNA damage (LexA) PubMed

• Regulatory mechanism:
  • LexA: transcription repression PubMed

• Additional information: the mRNA is very stable (half-life > 15 min) PubMed

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Nora Au, Elke Kuester-Schoeck, Veena Mandava, Laura E Bothwell, Susan P Canny, Karen Chachu, Sierra A Colavito, Shakierah N Fuller, Eli S Groban, Laura A Hensley, Theresa C O'Brien, Amish Shah, Jessica T Tierney, Louise L Tomm, Thomas M O'Gara, Alexi I Goranov, Alan D Grossman, Charles M Lovett
Genetic composition of the Bacillus subtilis SOS system.
J Bacteriol: 2005, 187(22);7655-66
[PubMed:16267290] [WorldCat.org] [DOI] (P p)

G Hambraeus, C von Wachenfeldt, L Hederstedt
Genome-wide survey of mRNA half-lives in Bacillus subtilis identifies extremely stable mRNAs.
Mol Genet Genomics: 2003, 269(5);706-14
[PubMed:12884008] [WorldCat.org] [DOI] (P p)

K W Winterling, D Chafin, J J Hayes, J Sun, A S Levine, R E Yasbin, R Woodgate
The Bacillus subtilis DinR binding site: redefinition of the consensus sequence.
J Bacteriol: 1998, 180(8);2201-11
[PubMed:9555905] [WorldCat.org] [DOI] (P p)

M C Miller, J B Resnick, B T Smith, C M Lovett
The bacillus subtilis dinR gene codes for the analogue of Escherichia coli LexA. Purification and characterization of the DinR protein.
J Biol Chem: 1996, 271(52);33502-8
[PubMed:8969214] [WorldCat.org] (P p)

C M Lovett, K C Cho, T M O'Gara
Purification of an SOS repressor from Bacillus subtilis.
J Bacteriol: 1993, 175(21);6842-9
[PubMed:8226626] [WorldCat.org] [DOI] (P p)

D L Cheo, K W Bayles, R E Yasbin
Cloning and characterization of DNA damage-inducible promoter regions from Bacillus subtilis.
J Bacteriol: 1991, 173(5);1696-703
[PubMed:1847907] [WorldCat.org] [DOI] (P p)