GsiB

• Description: general stress protein
  
  

Gene name	gsiB
Synonyms
Essential	no
Product	general stress protein
Function	unknown
MW, pI	13 kDa, 5.145
Gene length, protein length	369 bp, 123 aa
Immediate neighbours	ydbA, ydbB
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU04400

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:

• Localization:

Database entries

• Structure:

• Swiss prot entry: P26907

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: gsiB

• Sigma factor: SigB, SigI PubMed

• Regulation: induced by stress (SigB) PubMed

• Regulatory mechanism:

• 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

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)

A Petersohn, M Brigulla, S Haas, J D Hoheisel, U Völker, M Hecker
Global analysis of the general stress response of Bacillus subtilis.
J Bacteriol: 2001, 183(19);5617-31
[PubMed:11544224] [WorldCat.org] [DOI] (P p)

B Jürgen, T Schweder, M Hecker
The stability of mRNA from the gsiB gene of Bacillus subtilis is dependent on the presence of a strong ribosome binding site.
Mol Gen Genet: 1998, 258(5);538-45
[PubMed:9669336] [WorldCat.org] [DOI] (P p)

B Maul, U Völker, S Riethdorf, S Engelmann, M Hecker
sigma B-dependent regulation of gsiB in response to multiple stimuli in Bacillus subtilis.
Mol Gen Genet: 1995, 248(1);114-20
[PubMed:7651322] [WorldCat.org] [DOI] (P p)