SucD

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  • Description: succinyl-CoA synthetase (alpha subunit)

Gene name sucD
Synonyms
Essential no
Product succinyl-CoA synthetase (alpha subunit)
Function TCA cycle
Gene expression levels in SubtiExpress: sucD
Interactions involving this protein in SubtInteract: SucD
Metabolic function and regulation of this protein in SubtiPathways:
Central C-metabolism
MW, pI 31 kDa, 5.587
Gene length, protein length 900 bp, 300 aa
Immediate neighbours sucC, dprA
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
SucD context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
SucD expression.png




























Categories containing this gene/protein

ATP synthesis, carbon core metabolism, phosphoproteins

This gene is a member of the following regulons

CcpA regulon

The gene

Basic information

  • Locus tag: BSU16100

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: ATP + succinate + CoA = ADP + phosphate + succinyl-CoA (according to Swiss-Prot)
  • Protein family: succinate/malate CoA ligase alpha subunit family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information: Reversible Michaelis-Menten FEBS Letters
  • Domains:
  • Modification: phosphorylation on (Ser-19 OR Thr-20) PubMed
  • Cofactor(s):
  • Effectors of protein activity:

Database entries

  • Structure: 1JKJ (E. coli)
  • KEGG entry: [3]

Additional information

  • extensive information on the structure and enzymatic properties of succinyl-CoA synthetase can be found at Proteopedia

Expression and regulation

  • Sigma factor:
  • Regulation: repressed by glucose (2.4-fold) (CcpA) PubMed
  • Regulatory mechanism: CcpA: transcription repression PubMed
  • Additional information:

Biological materials

  • Mutant: GP720 (spc), available in Stülke lab
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system: B. pertussis adenylate cyclase-based bacterial two hybrid system (BACTH), available in Stülke lab
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References