Difference between revisions of "SdhB"

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= [[Categories]] containing this gene/protein =
 
= [[Categories]] containing this gene/protein =
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* '''[[SubtInteract|Interactions]]:'''
 
* '''[[SubtInteract|Interactions]]:'''
 
** [[SdhA]]-[[SdhB]],  [[SdhB]]-[[SdhC]] (as part of the [[SdhC]]-[[SdhB]]-[[SdhA]] complex)
 
** [[SdhA]]-[[SdhB]],  [[SdhB]]-[[SdhC]] (as part of the [[SdhC]]-[[SdhB]]-[[SdhA]] complex)
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** part of a [[Respiratory complexes and supercomplexes|respiratory supercomplex]] {{PubMed|23880299}}
  
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* '''[[Localization]]:''' attached to the membrane [http://www.ncbi.nlm.nih.gov/pubmed/18763711 PubMed]
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* '''[[Localization]]:'''  
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** attached to the membrane [http://www.ncbi.nlm.nih.gov/pubmed/18763711 PubMed]
  
 
=== Database entries ===
 
=== Database entries ===
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* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=sdhB_2905571_2906332_-1 sdhB] {{PubMed|22383849}}
 
* '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=sdhB_2905571_2906332_-1 sdhB] {{PubMed|22383849}}
  
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* '''Sigma factor:''' [[SigA]] [http://www.ncbi.nlm.nih.gov/sites/entrez/2495271 PubMed]
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* '''[[Sigma factor]]:''' [[SigA]] [http://www.ncbi.nlm.nih.gov/sites/entrez/2495271 PubMed]
  
 
* '''Regulation:''' constitutive  
 
* '''Regulation:''' constitutive  
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=References=
 
=References=
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<pubmed>1707123,6401289,1324713,3036777,2495271,3027051,7748886,2837411,12560550,  3910107 6799760 22389480</pubmed>
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<pubmed>1707123,6401289,1324713,3036777,2495271,3027051,7748886,2837411,12560550,  3910107 6799760 22389480 23880299</pubmed>
  
 
[[Category:Protein-coding genes]]
 
[[Category:Protein-coding genes]]

Revision as of 18:04, 11 August 2013

  • Description: succinate dehydrogenase

Gene name sdhB
Synonyms
Essential no
Product succinate dehydrogenase (iron-sulfur protein)
Function TCA cycle
Gene expression levels in SubtiExpress: sdhB
Interactions involving this protein in SubtInteract: SdhB
Metabolic function and regulation of this protein in SubtiPathways:
Central C-metabolism
MW, pI 28 kDa, 7.989
Gene length, protein length 759 bp, 253 aa
Immediate neighbours ysmA, sdhA
Sequences Protein DNA DNA_with_flanks
Genetic context
SdhB context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
SdhB expression.png















Categories containing this gene/protein

carbon core metabolism, membrane proteins

This gene is a member of the following regulons

FsrA regulon

The gene

Basic information

  • Locus tag: BSU28430

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: Succinate + acceptor = fumarate + reduced acceptor (according to Swiss-Prot)
  • Protein family: succinate dehydrogenase/fumarate reductase iron-sulfur protein family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s): Fe
  • Effectors of protein activity:
    • Inhibited by 2-(n-Heptyl)-4-hydroxy-quinoline N-oxide PubMed
    • Activated by Cytochrome b558 PubMed

Database entries

  • Structure: 1NEK (E. coli)
  • KEGG entry: [3]
  • E.C. number:EC 1.3.99.1

Additional information

  • This enzyme is a trimer membrane-bound PubMed PubMed
    • One subunit is bound to citochrome b558, and this subunit is the one bound to the cytosolic side of the membrane PubMed PubMed
    • Another subunit is the flavoprotein one, required for FAD usage PubMed PubMed
    • The other subunit has an iron-sulphur domain necessary for the catalytic activity PubMed PubMed
  • extensive information on the structure and enzymatic properties of succinate dehydrogenase can be found at Proteopedia

Expression and regulation

  • Regulation: constitutive
  • Regulatory mechanism:
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion: GP1436 (spc, based on pGP1870), available in the Stülke lab
  • two-hybrid system: B. pertussis adenylate cyclase-based bacterial two hybrid system (BACTH), available in Stülke lab
  • Antibody:
  • FLAG-tag construct: GP1426 (spc, based on pGP1331), available in the Stülke lab

Labs working on this gene/protein

Your additional remarks

References

Pedro M F Sousa, Marco A M Videira, Filipe A S Santos, Brian L Hood, Thomas P Conrads, Ana M P Melo
The bc:caa3 supercomplexes from the Gram positive bacterium Bacillus subtilis respiratory chain: a megacomplex organization?
Arch Biochem Biophys: 2013, 537(1);153-60
[PubMed:23880299] [WorldCat.org] [DOI] (I p)

Gregory T Smaldone, Olga Revelles, Ahmed Gaballa, Uwe Sauer, Haike Antelmann, John D Helmann
A global investigation of the Bacillus subtilis iron-sparing response identifies major changes in metabolism.
J Bacteriol: 2012, 194(10);2594-605
[PubMed:22389480] [WorldCat.org] [DOI] (I p)

Victoria Yankovskaya, Rob Horsefield, Susanna Törnroth, César Luna-Chavez, Hideto Miyoshi, Christophe Léger, Bernadette Byrne, Gary Cecchini, So Iwata
Architecture of succinate dehydrogenase and reactive oxygen species generation.
Science: 2003, 299(5607);700-4
[PubMed:12560550] [WorldCat.org] [DOI] (I p)

C Hägerhäll, V Sled, L Hederstedt, T Ohnishi
The trinuclear iron-sulfur cluster S3 in Bacillus subtilis succinate:menaquinone reductase; effects of a mutation in the putative cluster ligation motif on enzyme activity and EPR properties.
Biochim Biophys Acta: 1995, 1229(3);356-62
[PubMed:7748886] [WorldCat.org] [DOI] (P p)

C Hägerhäll, R Aasa, C von Wachenfeldt, L Hederstedt
Two hemes in Bacillus subtilis succinate:menaquinone oxidoreductase (complex II).
Biochemistry: 1992, 31(32);7411-21
[PubMed:1324713] [WorldCat.org] [DOI] (P p)

L Melin, H Fridén, E Dehlin, L Rutberg, A von Gabain
The importance of the 5'-region in regulating the stability of sdh mRNA in Bacillus subtilis.
Mol Microbiol: 1990, 4(11);1881-9
[PubMed:1707123] [WorldCat.org] [DOI] (P p)

L Melin, L Rutberg, A von Gabain
Transcriptional and posttranscriptional control of the Bacillus subtilis succinate dehydrogenase operon.
J Bacteriol: 1989, 171(4);2110-5
[PubMed:2495271] [WorldCat.org] [DOI] (P p)

A AEvarsson, L Hederstedt
Ligands to the 2Fe iron-sulfur center in succinate dehydrogenase.
FEBS Lett: 1988, 232(2);298-302
[PubMed:2837411] [WorldCat.org] [DOI] (P p)

L Melin, K Magnusson, L Rutberg
Identification of the promoter of the Bacillus subtilis sdh operon.
J Bacteriol: 1987, 169(7);3232-6
[PubMed:3036777] [WorldCat.org] [DOI] (P p)

M K Phillips, L Hederstedt, S Hasnain, L Rutberg, J R Guest
Nucleotide sequence encoding the flavoprotein and iron-sulfur protein subunits of the Bacillus subtilis PY79 succinate dehydrogenase complex.
J Bacteriol: 1987, 169(2);864-73
[PubMed:3027051] [WorldCat.org] [DOI] (P p)

S T Cole, C Condon, B D Lemire, J H Weiner
Molecular biology, biochemistry and bioenergetics of fumarate reductase, a complex membrane-bound iron-sulfur flavoenzyme of Escherichia coli.
Biochim Biophys Acta: 1985, 811(4);381-403
[PubMed:3910107] [WorldCat.org] [DOI] (P p)

L Hederstedt, L Rutberg
Orientation of succinate dehydrogenase and cytochrome b558 in the Bacillus subtilis cytoplasmic membrane.
J Bacteriol: 1983, 153(1);57-65
[PubMed:6401289] [WorldCat.org] [DOI] (P p)

L Hederstedt, L Rutberg
Succinate dehydrogenase--a comparative review.
Microbiol Rev: 1981, 45(4);542-55
[PubMed:6799760] [WorldCat.org] [DOI] (P p)

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