DivIB

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  • Description: cell-division initiation protein (septum formation)

Gene name divIB
Synonyms dds, tms-12
Essential yes PubMed
Product cell-division protein
Function septum formation
Metabolic function and regulation of this protein in SubtiPathways:
Cell wall
MW, pI 30 kDa, 9.244
Gene length, protein length 789 bp, 263 aa
Immediate neighbours murB, ylxW
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
DivIB context.gif
This image was kindly provided by SubtiList



The gene

Basic information

  • Locus tag: BSU15240

Phenotypes of a mutant

essential PubMed

Database entries

  • DBTBS entry: [1]
  • SubtiList entry: [2]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • Protein family: ftsQ 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: cell membrane PubMed

Database entries

  • Structure: 2ALJ (major extracytoplasmic domain, Geobacillus stearothermophilus)
  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Regulation:
  • Regulatory mechanism:
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References

Pamela Gamba, Jan-Willem Veening, Nigel J Saunders, Leendert W Hamoen, Richard A Daniel
Two-step assembly dynamics of the Bacillus subtilis divisome.
J Bacteriol: 2009, 191(13);4186-94
[PubMed:19429628] [WorldCat.org] [DOI] (I p)

L S Thompson, P L Beech, G Real, A O Henriques, E J Harry
Requirement for the cell division protein DivIB in polar cell division and engulfment during sporulation in Bacillus subtilis.
J Bacteriol: 2006, 188(21);7677-85
[PubMed:16936026] [WorldCat.org] [DOI] (P p)

Richard A Daniel, Marie-Françoise Noirot-Gros, Philippe Noirot, Jeff Errington
Multiple interactions between the transmembrane division proteins of Bacillus subtilis and the role of FtsL instability in divisome assembly.
J Bacteriol: 2006, 188(21);7396-404
[PubMed:16936019] [WorldCat.org] [DOI] (P p)

Gonçalo Real, Sabine Autret, Elizabeth J Harry, Jeffery Errington, Adriano O Henriques
Cell division protein DivIB influences the Spo0J/Soj system of chromosome segregation in Bacillus subtilis.
Mol Microbiol: 2005, 55(2);349-67
[PubMed:15659156] [WorldCat.org] [DOI] (P p)

V L Katis, R G Wake, E J Harry
Septal localization of the membrane-bound division proteins of Bacillus subtilis DivIB and DivIC is codependent only at high temperatures and requires FtsZ.
J Bacteriol: 2000, 182(12);3607-11
[PubMed:10852898] [WorldCat.org] [DOI] (P p)

R A Daniel, J Errington
Intrinsic instability of the essential cell division protein FtsL of Bacillus subtilis and a role for DivIB protein in FtsL turnover.
Mol Microbiol: 2000, 36(2);278-89
[PubMed:10792716] [WorldCat.org] [DOI] (P p)

V L Katis, R G Wake
Membrane-bound division proteins DivIB and DivIC of Bacillus subtilis function solely through their external domains in both vegetative and sporulation division.
J Bacteriol: 1999, 181(9);2710-8
[PubMed:10217758] [WorldCat.org] [DOI] (P p)

R A Daniel, E J Harry, V L Katis, R G Wake, J Errington
Characterization of the essential cell division gene ftsL(yIID) of Bacillus subtilis and its role in the assembly of the division apparatus.
Mol Microbiol: 1998, 29(2);593-604
[PubMed:9720875] [WorldCat.org] [DOI] (P p)

V L Katis, E J Harry, R G Wake
The Bacillus subtilis division protein DivIC is a highly abundant membrane-bound protein that localizes to the division site.
Mol Microbiol: 1997, 26(5);1047-55
[PubMed:9426141] [WorldCat.org] [DOI] (P p)

S L Rowland, V L Katis, S R Partridge, R G Wake
DivIB, FtsZ and cell division in Bacillus subtilis.
Mol Microbiol: 1997, 23(2);295-302
[PubMed:9044263] [WorldCat.org] [DOI] (P p)

E J Harry, S L Rowland, M S Malo, R G Wake
Expression of divIB of Bacillus subtilis during vegetative growth.
J Bacteriol: 1994, 176(4);1172-9
[PubMed:8106328] [WorldCat.org] [DOI] (P p)

E J Harry, B J Stewart, R G Wake
Characterization of mutations in divIB of Bacillus subtilis and cellular localization of the DivIB protein.
Mol Microbiol: 1993, 7(4);611-21
[PubMed:8459777] [WorldCat.org] [DOI] (P p)