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lysA [Mon Aug 31 2015 13:55:24 GMT+0200 (CEST)]
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lysA [Mon Aug 31 2015 13:55:24 GMT+0200 (CEST)]

diaminopimelate decarboxylase
locus
BSU23380
pI
5.01
mw
48.00 kDa
function
biosynthesis of lysine
product
diaminopimelate decarboxylase
essential
no
ec
4.1.1.20
synonyms

Genomic Context

      

categories

  • [category|SW 2|Metabolism] → [category|SW 2.3|Amino acid/ nitrogen metabolism] → [category|SW 2.3.1|Biosynthesis/ acquisition of amino acids] → [category|SW 2.3.1.6|Biosynthesis/ acquisition of lysine/ threonine]
  • [category|SW 4|Lifestyles] → [category|SW 4.2|Sporulation] → [category|SW 4.2.1|Sporulation proteins] → [category|SW 4.2.1.4|Sporulation proteins/ other]
  • [SW|Categories] containing this gene/protein

  • [SW|biosynthesis/ acquisition of amino acids], [SW|sporulation proteins]
  • This gene is a member of the following [SW|regulons]

  • [SW|SigG regulon], [SW|SpoVT regulon]
  • Gene

    Phenotypes of a mutant

  • auxotrophic for lysine [Pubmed|15574923]
  • reduced conjugation of ICEBs1 [Pubmed|25069588]
  • The protein

    Catalyzed reaction/ biological activity

  • Meso-2,6-diaminoheptanedioate = L-lysine + CO2 (according to Swiss-Prot)
  • Protein family

  • Orn/Lys/Arg decarboxylase class-II family (according to Swiss-Prot)
  • Structure

  • [PDB|1HKW] (from ''Mycobacterium tuberculosis'', 42% identity, 61% similarity) [Pubmed|12637582]
  • Expression and Regulation

    Operon

  • ''[SW|spoVAA]-[SW|spoVAB]-[SW|spoVAC]-[SW|spoVAD]-[SW|spoVAEB]-[SW|spoVAEA]-[SW|spoVAF]-[protein|search|lysA]'' [Pubmed|7934830]
  • [SW|Sigma factor]

  • [protein|search|SigG] [Pubmed|15699190,1903432]
  • Regulation

  • expressed late during sporulation in the forespore ([protein|search|SigG], [SW|SpoVT]) [Pubmed|15699190,1903432,8755877]
  • Regulatory mechanism

  • [SW|SpoVT]: transcription activation [Pubmed|8755877]
  • Biological materials

    Mutant

  • 1A615 ( ''lysA''::''erm''), [Pubmed|3015878], available at [http://pasture.asc.ohio-state.edu/BGSC/getdetail.cfm?bgscid=1A615&Search=1A615 BGSC]
  • References

  • 7934830,15574923,15699190,1903432,8755877,25069588