MreB

• Description: cell-shape determining protein
  
  

Gene name	mreB
Synonyms	divIVB
Essential	yes PubMed
Product	cell-shape determining protein
Function	cell-shape determination
MW, pI	35 kDa, 4.901
Gene length, protein length	1011 bp, 337 aa
Immediate neighbours	mreC, radC
Gene sequence (+200bp)	Protein sequence
Caution: The sequence for this gene in SubtiList contains errors
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Coordinates:

Phenotypes of a mutant

essential PubMed, the mutation can be suppressed by inactivation of ponA, ptsI, ccpA PubMed or addition of 5 mM Magnesium to the growth medium PubMed

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family:

• Paralogous protein(s): Mbl, MreBH

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions: MreB-Mbl, MreB-MreBH PubMed

• Localization: forms helical structures close to the inner surface of the cytoplasmic membrane PubMed

Database entries

• Structure:

• Swiss prot entry:

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: mreB-mreC-mreD-minC-minD

• Sigma factor: SigH PubMed

• Regulation:

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system: B. pertussis adenylate cyclase-based bacterial two hybrid system (BACTH), available in Jeff Errington lab

• Antibody: available in the Jeff Errington and Peter Graumann labs

Labs working on this gene/protein

Jeff Errington, Newcastle University, UK homepage

Peter Graumann, Freiburg University, Germany homepage

References

1. Carballido-Lopez, R., Formstone, A., Li, Y., Ehrlich, S. D., and Errington, J. (2006) Actin homolog MreBH governs cell morphogenesis by localization of the cell wall hydrolase LytE. Dev. Cell 11: 399-409. PubMed
2. Defeu Soufo, H. J., and P. Graumann. 2006. Dynamic localization and interaction with other Bacillus subtilis actin-like proteins are important for the funtion of MreB. Mol. Microbiol. 62: 1340-1356. PubMed
3. Kawai, Y., R. A. Daniel, J. Errington (2009) Regulation of cell wall morphogenesis in Bacillus subtilis by recruitment of PBP1 to the MreB helix. Mol. Microbiol. 71: 1131-1144. PubMed
4. Mayer JA, Amann KJ. (2009) Assembly properties of the Bacillus subtilis actin, MreB. Cell Motil Cytoskeleton. Feb;66(2): 109-18. PubMed
5. Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed