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lipA [Thu Oct 01 2015 13:51:44 GMT+0200 (CEST)]
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lipA [Thu Oct 01 2015 13:51:44 GMT+0200 (CEST)]

trigger enzyme: lipoic acid synthase and regulator of comE operon expression
locus
BSU32330
pI
8.00
mw
33.00 kDa
function
lipid metabolism, required for the synthesis of branched-chain amino acids
product
trigger enzyme: lipoic acid synthase
essential
yes
ec
2.8.1.8
synonyms
yutB

Genomic Context

      

categories

  • [category|SW 2|Metabolism] → [category|SW 2.6|Additional metabolic pathways] → [category|SW 2.6.2|Biosynthesis of cofactors] → [category|SW 2.6.2.7|Biosynthesis and scavenging of lipoic acid]
  • [category|SW 3|Information processing] → [category|SW 3.4|Regulation of gene expression] → [category|SW 3.4.3|Trigger enzyme] → [category|SW 3.4.3.5|Trigger enzymes that control transcription in a yet unknown way]
  • [SW|Categories] containing this gene/protein

  • [SW|biosynthesis of cofactors], [SW|trigger enzyme], [SW|essential genes]
  • Gene

    Coordinates on the chromosome (coding sequence)
    3,320,324 -> 3,321,220

    Phenotypes of a mutant

  • reduced transformation efficiency [Pubmed|19028902], strong inhibition of growth on minimal media [Pubmed|19820084]
  • The protein

    Catalyzed reaction/ biological activity

  • Protein N(6)-(octanoyl)lysine 2 sulfur 2 S-adenosyl-L-methionine = protein N(6)-(lipoyl)lysine 2 L-methionine 2 5'-deoxyadenosine (according to Swiss-Prot) Triacylglycerol H2O = diacylglycerol a carboxylate (according to Swiss-Prot) required for ''[SW|comEA]'' transcription [Pubmed|19028902]
  • Protein family

  • Lipoyl synthase family (according to Swiss-Prot) AB hydrolase superfamily (according to Swiss-Prot)
  • Structure

  • [PDB|4U0O] (from ''Thermosynechococcus elongatus'', 48% identity) [Pubmed|25100160]
  • [SW|Localization]

  • extracellular (signal peptide) [Pubmed|18957862]
  • References

    Reviews

  • 27074917
  • Original publications

  • 18957862,19028902,19820084,25100160