Difference between revisions of "RpoB"

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** [[YvrI]]-[[RpoB]] {{PubMed|19940246}},
 
** [[YvrI]]-[[RpoB]] {{PubMed|19940246}},
 
** [[Mfd]]-[[RpoB]] {{PubMed|20702425}}  
 
** [[Mfd]]-[[RpoB]] {{PubMed|20702425}}  
 +
** [[RpoB]]-[[RpoE]] (demonstrated for ''S. aureus'') {{PubMed|24491578}}
  
 
* '''[[Localization]]:''' membrane associated [http://www.ncbi.nlm.nih.gov/pubmed/18763711 PubMed]
 
* '''[[Localization]]:''' membrane associated [http://www.ncbi.nlm.nih.gov/pubmed/18763711 PubMed]
Line 169: Line 170:
  
 
==Original publications==
 
==Original publications==
−
<pubmed> 19680289 17644585 7657605,12486038,10675340,7592585, 20525796, 17981983, 18763711, 19191541 21512256 21821766 22517742 24572018 22484477,20702425,20817769</pubmed>
+
<pubmed> 19680289 17644585 24491578 7657605,12486038,10675340,7592585, 20525796, 17981983, 18763711, 19191541 21512256 21821766 22517742 24572018 22484477,20702425,20817769</pubmed>
 
[[Category:Protein-coding genes]]
 
[[Category:Protein-coding genes]]

Revision as of 14:55, 26 April 2015

Gene name rpoB
Synonyms
Essential yes PubMed
Product RNA polymerase beta subunit
Function transcription
Gene expression levels in SubtiExpress: rpoB
Interactions involving this protein in SubtInteract: RpoB
MW, pI 133 kDa, 4.731
Gene length, protein length 3579 bp, 1193 aa
Immediate neighbours ybxB, rpoC
Sequences Protein DNA DNA_with_flanks
Genetic context
RpoB context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
RpoB expression.png















Categories containing this gene/protein

transcription, essential genes, membrane proteins, phosphoproteins

This gene is a member of the following regulons

stringent response

The gene

Basic information

  • Locus tag: BSU01070

Phenotypes of a mutant

essential PubMed

Database entries

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

Additional information

  • A mutation was found in this gene after evolution under relaxed selection for sporulation PubMed
  • mutations in mtrB, sigB, rpoB, and rpoC allow B. subtilis to grow with 4-fluorotryptophan rather than with tryptophan as a canonical amino acid of the genetic code PubMed

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: Nucleoside triphosphate + RNA(n) = diphosphate + RNA(n+1) (according to Swiss-Prot)
  • Protein family: RNA polymerase beta chain family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Modification:
    • phosphorylated on (Arg-312 OR Arg-313), Arg-539, (Arg-693 OR Arg-694), Arg-827, and Arg-1106 PubMed
  • Effectors of protein activity:

Database entries

  • Structure:
    • 3MLQ (RNA polymerase interacting domain of Thermus thermophilus Mfd with the Thermus aquaticus RpoB beta1 domain) PubMed
  • KEGG entry: [3]

Additional information

  • subject to Clp-dependent proteolysis upon glucose starvation PubMed

Expression and regulation

  • Regulation:
    • RelA dependent downregulation (Class I) during stringent response PubMed
  • Regulatory mechanism:
  • Additional information:
    • subject to Clp-dependent proteolysis upon glucose starvation PubMed
    • The mRNA has a long 5' leader region. This may indicate RNA-based regulation PubMed
    • number of protein molecules per cell (minimal medium with glucose and ammonium): 3434 PubMed
    • number of protein molecules per cell (complex medium with amino acids, without glucose): 10168 PubMed
    • number of protein molecules per cell (minimal medium with glucose and ammonium, exponential phase): 1411 PubMed
    • number of protein molecules per cell (minimal medium with glucose and ammonium, early stationary phase after glucose exhaustion): 800 PubMed
    • number of protein molecules per cell (minimal medium with glucose and ammonium, late stationary phase after glucose exhaustion): 802 PubMed

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system: B. pertussis adenylate cyclase-based bacterial two hybrid system (BACTH), available in Fabian Commichau's lab
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References

Reviews


Original publications

Allen Chi-Shing Yu, Aldrin Kay-Yuen Yim, Wai-Kin Mat, Amy Hin-Yan Tong, Si Lok, Hong Xue, Stephen Kwok-Wing Tsui, J Tze-Fei Wong, Ting-Fung Chan
Mutations enabling displacement of tryptophan by 4-fluorotryptophan as a canonical amino acid of the genetic code.
Genome Biol Evol: 2014, 6(3);629-41
[PubMed:24572018] [WorldCat.org] [DOI] (I p)

Andy Weiss, J Antonio Ibarra, Jessica Paoletti, Ronan K Carroll, Lindsey N Shaw
The δ subunit of RNA polymerase guides promoter selectivity and virulence in Staphylococcus aureus.
Infect Immun: 2014, 82(4);1424-35
[PubMed:24491578] [WorldCat.org] [DOI] (I p)

Alexander K W Elsholz, Kürsad Turgay, Stephan Michalik, Bernd Hessling, Katrin Gronau, Dan Oertel, Ulrike Mäder, Jörg Bernhardt, Dörte Becher, Michael Hecker, Ulf Gerth
Global impact of protein arginine phosphorylation on the physiology of Bacillus subtilis.
Proc Natl Acad Sci U S A: 2012, 109(19);7451-6
[PubMed:22517742] [WorldCat.org] [DOI] (I p)

Ralf Moeller, Ignacija Vlašić, Günther Reitz, Wayne L Nicholson
Role of altered rpoB alleles in Bacillus subtilis sporulation and spore resistance to heat, hydrogen peroxide, formaldehyde, and glutaraldehyde.
Arch Microbiol: 2012, 194(9);759-67
[PubMed:22484477] [WorldCat.org] [DOI] (I p)

Christopher T Brown, Laura K Fishwick, Binna M Chokshi, Marissa A Cuff, Jay M Jackson, Travis Oglesby, Alison T Rioux, Enrique Rodriguez, Gregory S Stupp, Austin H Trupp, James S Woollcombe-Clarke, Tracy N Wright, William J Zaragoza, Jennifer C Drew, Eric W Triplett, Wayne L Nicholson
Whole-genome sequencing and phenotypic analysis of Bacillus subtilis mutants following evolution under conditions of relaxed selection for sporulation.
Appl Environ Microbiol: 2011, 77(19);6867-77
[PubMed:21821766] [WorldCat.org] [DOI] (I p)

Takashi Inaoka, Kozo Ochi
Activation of dormant secondary metabolism neotrehalosadiamine synthesis by an RNA polymerase mutation in Bacillus subtilis.
Biosci Biotechnol Biochem: 2011, 75(4);618-23
[PubMed:21512256] [WorldCat.org] [DOI] (I p)

Shu Ishikawa, Taku Oshima, Ken Kurokawa, Yoko Kusuya, Naotake Ogasawara
RNA polymerase trafficking in Bacillus subtilis cells.
J Bacteriol: 2010, 192(21);5778-87
[PubMed:20817769] [WorldCat.org] [DOI] (I p)

Lars F Westblade, Elizabeth A Campbell, Chirangini Pukhrambam, Julio C Padovan, Bryce E Nickels, Valerie Lamour, Seth A Darst
Structural basis for the bacterial transcription-repair coupling factor/RNA polymerase interaction.
Nucleic Acids Res: 2010, 38(22);8357-69
[PubMed:20702425] [WorldCat.org] [DOI] (I p)

Irnov Irnov, Cynthia M Sharma, Jörg Vogel, Wade C Winkler
Identification of regulatory RNAs in Bacillus subtilis.
Nucleic Acids Res: 2010, 38(19);6637-51
[PubMed:20525796] [WorldCat.org] [DOI] (I p)

Xiao Yang, Seeseei Molimau, Geoff P Doherty, Elecia B Johnston, Jon Marles-Wright, Rosalba Rothnagel, Ben Hankamer, Richard J Lewis, Peter J Lewis
The structure of bacterial RNA polymerase in complex with the essential transcription elongation factor NusA.
EMBO Rep: 2009, 10(9);997-1002
[PubMed:19680289] [WorldCat.org] [DOI] (I p)

Amy E Perkins, Andrew C Schuerger, Wayne L Nicholson
Isolation of rpoB mutations causing rifampicin resistance in Bacillus subtilis spores exposed to simulated Martian surface conditions.
Astrobiology: 2008, 8(6);1159-67
[PubMed:19191541] [WorldCat.org] [DOI] (I p)

Hannes Hahne, Susanne Wolff, Michael Hecker, Dörte Becher
From complementarity to comprehensiveness--targeting the membrane proteome of growing Bacillus subtilis by divergent approaches.
Proteomics: 2008, 8(19);4123-36
[PubMed:18763711] [WorldCat.org] [DOI] (I p)

Ulf Gerth, Holger Kock, Ilja Kusters, Stephan Michalik, Robert L Switzer, Michael Hecker
Clp-dependent proteolysis down-regulates central metabolic pathways in glucose-starved Bacillus subtilis.
J Bacteriol: 2008, 190(1);321-31
[PubMed:17981983] [WorldCat.org] [DOI] (I p)

Amy E Perkins, Wayne L Nicholson
Uncovering new metabolic capabilities of Bacillus subtilis using phenotype profiling of rifampin-resistant rpoB mutants.
J Bacteriol: 2008, 190(3);807-14
[PubMed:17644585] [WorldCat.org] [DOI] (I p)

Claudia Rollenhagen, Haike Antelmann, Janine Kirstein, Olivier Delumeau, Michael Hecker, Michael D Yudkin
Binding of sigma(A) and sigma(B) to core RNA polymerase after environmental stress in Bacillus subtilis.
J Bacteriol: 2003, 185(1);35-40
[PubMed:12486038] [WorldCat.org] [DOI] (P p)

P J Lewis, S D Thaker, J Errington
Compartmentalization of transcription and translation in Bacillus subtilis.
EMBO J: 2000, 19(4);710-8
[PubMed:10675340] [WorldCat.org] [DOI] (P p)

X Yang, C W Price
Streptolydigin resistance can be conferred by alterations to either the beta or beta' subunits of Bacillus subtilis RNA polymerase.
J Biol Chem: 1995, 270(41);23930-3
[PubMed:7592585] [WorldCat.org] [DOI] (P p)

K J Boor, M L Duncan, C W Price
Genetic and transcriptional organization of the region encoding the beta subunit of Bacillus subtilis RNA polymerase.
J Biol Chem: 1995, 270(35);20329-36
[PubMed:7657605] [WorldCat.org] [DOI] (P p)

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