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sdhB [2017-8-11 16:0:3]
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sdhB [2017-8-11 16:0:3]

succinate dehydrogenase
Locus
BSU28430
Isoelectric point
7.99
Molecular weight
28.27 kDa
Protein length
253 aa Sequence Blast
Gene length
759 bp Sequence Blast
Function
TCA cycle
Product
succinate dehydrogenase (iron-sulfur protein)
Essential
no
Synonyms
Outlinks
KEGGBsubCycSubtiListUniProtExpression Browser

Genomic Context

      
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Categories containing this gene/protein

  • Metabolism → Carbon metabolism → Carbon core metabolism → TCA cycle
  • Groups of genes → Membrane proteins

    • Gene

    Coordinates
    2,905,571 → 2,906,332

    The protein

    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)

    • Cofactors

  • [3 Fe- 4 S] cluster

    • Effectors of protein activity

  • Inhibited by 2-(n-Heptyl)-4-hydroxy-quinoline N-oxide PubMed
  • Activated by Cytochrome b558 PubMed

    • Structure

  • 1NEK (E. coli)

    • Localization

  • attached to the membrane PubMed

    • 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

    Operons

    Genes
    sdhC-sdhA-sdhB
    Description
    PubMed

    Sigma factors

  • SigA: sigma factor, PubMed, in SigA regulon

    • Regulation

  • constitutive
    • view in new tab

    Other regulations

  • FsrA: translation inhibition, PubMed

    • Biological materials

    Mutant

  • GP792 (sdhC-sdhA-sdhB::phleo), available in Jörg Stülke's lab
  • GP2342 (sdhC-sdhA-sdhB::kan), Cre-recombinase is integrated in sacA, available in Jörg Stülke's lab
  • GP2343 (sdhC-sdhA-sdhB::lox72), Cre-recombinase is integrated in sacA, available in Jörg Stülke's lab

    • 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

    • FLAG-tag construct

  • GP1426 (spc, based on pGP1331), available in the Stülke lab

    • Antibody

  • **

    • References

    Reviews

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    Original publications

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