SigD

• Description: RNA polymerase sigma factor SigD
  
  

Gene name	sigD
Synonyms	flaB
Essential	no
Product	RNA polymerase sigma factor SigD
Function	regulation of flagella, motility, chemotaxis and autolysis
MW, pI	29 kDa, 5.167
Gene length, protein length	762 bp, 254 aa
Immediate neighbours	cheD, swrB
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: BSU16470

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: sigma-70 factor family (according to Swiss-Prot)

• Paralogous protein(s):

Genes/ operons controlled by SigD

dltA-dltB-dltC-dltD-dltE, cheV, degR, epr, hag, lytA-lytB-lytC, lytD, lytF, tlpA-mcpA, mcpB, mcpC, motA-motB, nfrA-ywcH

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions: SigD-FlgM

• Localization:

Database entries

• Structure:

• Swiss prot entry: P10726

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon:

• Sigma factor:

• Regulation:
  • repressed under conditions that trigger sporulation (Spo0A) PubMed

• Regulatory mechanism:
  • Spo0A: transcription repression PubMed

• 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 Stülke lab

• Antibody:

References

Letal I Salzberg, John D Helmann
Phenotypic and transcriptomic characterization of Bacillus subtilis mutants with grossly altered membrane composition.
J Bacteriol: 2008, 190(23);7797-807
[PubMed:18820022] [WorldCat.org] [DOI] (I p)

Daniel B Kearns, Richard Losick
Cell population heterogeneity during growth of Bacillus subtilis.
Genes Dev: 2005, 19(24);3083-94
[PubMed:16357223] [WorldCat.org] [DOI] (P p)

H Werhane, P Lopez, M Mendel, M Zimmer, G W Ordal, L M Márquez-Magaña
The last gene of the fla/che operon in Bacillus subtilis, ylxL, is required for maximal sigmaD function.
J Bacteriol: 2004, 186(12);4025-9
[PubMed:15175317] [WorldCat.org] [DOI] (P p)

Masakuni Serizawa, Hiroki Yamamoto, Hirotake Yamaguchi, Yasutaro Fujita, Kazuo Kobayashi, Naotake Ogasawara, Junichi Sekiguchi
Systematic analysis of SigD-regulated genes in Bacillus subtilis by DNA microarray and Northern blotting analyses.
Gene: 2004, 329;125-36
[PubMed:15033535] [WorldCat.org] [DOI] (P p)

Virginie Molle, Masaya Fujita, Shane T Jensen, Patrick Eichenberger, José E González-Pastor, Jun S Liu, Richard Losick
The Spo0A regulon of Bacillus subtilis.
Mol Microbiol: 2003, 50(5);1683-701
[PubMed:14651647] [WorldCat.org] [DOI] (P p)

Haike Antelmann, Hiroki Yamamoto, Junichi Sekiguchi, Michael Hecker
Stabilization of cell wall proteins in Bacillus subtilis: a proteomic approach.
Proteomics: 2002, 2(5);591-602
[PubMed:11987133] [WorldCat.org] [DOI] (P p)

T Caramori, A Galizzi
The UP element of the promoter for the flagellin gene, hag, stimulates transcription from both SigD- and SigA-dependent promoters in Bacillus subtilis.
Mol Gen Genet: 1998, 258(4);385-8
[PubMed:9648743] [WorldCat.org] [DOI] (P p)

K Fredrick, J D Helmann
RNA polymerase sigma factor determines start-site selection but is not required for upstream promoter element activation on heteroduplex (bubble) templates.
Proc Natl Acad Sci U S A: 1997, 94(10);4982-7
[PubMed:9144176] [WorldCat.org] [DOI] (P p)

Y F Chen, J D Helmann
DNA-melting at the Bacillus subtilis flagellin promoter nucleates near -10 and expands unidirectionally.
J Mol Biol: 1997, 267(1);47-59
[PubMed:9096206] [WorldCat.org] [DOI] (P p)

K Fredrick, J D Helmann
FlgM is a primary regulator of sigmaD activity, and its absence restores motility to a sinR mutant.
J Bacteriol: 1996, 178(23);7010-3
[PubMed:8955328] [WorldCat.org] [DOI] (P p)

Y F Chen, J D Helmann
The Bacillus subtilis flagellar regulatory protein sigma D: overproduction, domain analysis and DNA-binding properties.
J Mol Biol: 1995, 249(4);743-53
[PubMed:7602586] [WorldCat.org] [DOI] (P p)

K Fredrick, T Caramori, Y F Chen, A Galizzi, J D Helmann
Promoter architecture in the flagellar regulon of Bacillus subtilis: high-level expression of flagellin by the sigma D RNA polymerase requires an upstream promoter element.
Proc Natl Acad Sci U S A: 1995, 92(7);2582-6
[PubMed:7708689] [WorldCat.org] [DOI] (P p)

L Chen, J D Helmann
The Bacillus subtilis sigma D-dependent operon encoding the flagellar proteins FliD, FliS, and FliT.
J Bacteriol: 1994, 176(11);3093-101
[PubMed:8195064] [WorldCat.org] [DOI] (P p)

K L Fredrick, J D Helmann
Dual chemotaxis signaling pathways in Bacillus subtilis: a sigma D-dependent gene encodes a novel protein with both CheW and CheY homologous domains.
J Bacteriol: 1994, 176(9);2727-35
[PubMed:8169223] [WorldCat.org] [DOI] (P p)

L M Márquez, J D Helmann, E Ferrari, H M Parker, G W Ordal, M J Chamberlin
Studies of sigma D-dependent functions in Bacillus subtilis.
J Bacteriol: 1990, 172(6);3435-43
[PubMed:2111808] [WorldCat.org] [DOI] (P p)

D B Mirel, M J Chamberlin
The Bacillus subtilis flagellin gene (hag) is transcribed by the sigma 28 form of RNA polymerase.
J Bacteriol: 1989, 171(6);3095-101
[PubMed:2498284] [WorldCat.org] [DOI] (P p)

J D Helmann, F R Masiarz, M J Chamberlin
Isolation and characterization of the Bacillus subtilis sigma 28 factor.
J Bacteriol: 1988, 170(4);1560-7
[PubMed:3127378] [WorldCat.org] [DOI] (P p)

J D Helmann, L M Márquez, M J Chamberlin
Cloning, sequencing, and disruption of the Bacillus subtilis sigma 28 gene.
J Bacteriol: 1988, 170(4);1568-74
[PubMed:2832368] [WorldCat.org] [DOI] (P p)

1. Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed