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dapB [2019-08-05 14:16:38]
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dapB [2019-08-05 14:16:38]

dihydrodipicolinate reductase (NADPH)
locus
BSU_22490
pI
5.06
mw
29.34 kDa
protein length
267 aa Sequence Blast
gene length
804 bp Sequence Blast
function
biosynthesis of lysine and peptidoglycan
product
dihydrodipicolinate reductase (NADPH)
essential
yes
ec
1.3.1.26
synonyms
Outlinks
KEGGBsubCycSubtiListUniProtExpression Browser

Genomic Context

      

categories

  • [category|SW 1|Cellular processes] → [category|SW 1.1|Cell envelope and cell division] → [category|SW 1.1.1|Cell wall synthesis] → [category|SW 1.1.1.1|Biosynthesis of peptidoglycan]
  • [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 2|Metabolism] → [category|SW 2.6|Additional metabolic pathways] → [category|SW 2.6.1|Biosynthesis of cell wall components] → [category|SW 2.6.1.1|Biosynthesis of peptidoglycan]
  • [category|SW 6|Groups of genes] → [category|SW 6.1|Essential genes]

    • Gene

    Coordinates
    2,359,340 2,360,143

    Phenotypes of a mutant

  • essential [Pubmed|12682299]

    • The protein

    Catalyzed reaction/ biological activity

  • (S)-2,3,4,5-tetrahydrodipicolinate + H2O + NAD+ --> (2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + H+ + NADH (according to UniProt)

    • Protein family

  • DapB family (single member, according to UniProt)

    • [SW|Cofactors]

  • NADP+

    • Structure

  • [PDB|1YL6] (from ''Mycobacterium tuberculosis'', 46% identity, 67% similarity) [Pubmed|20057050]

    • Expression and Regulation

    Operons

    genes
    [gene|A828298EA2A002538876FBA6113648AAD9C4C317|ypjD]-[gene|5AB90032031653A913E15B26B3E1AE246E95AABF|dapB]-[gene|341F198B2BD4261B20C00181D084A7C5E33E39B3|mgsA]-[gene|60367F0396612C8A6491FD92A73B30BED7215506|bshB1]-[gene|187C78441816FC74B0FCCE34997E8AEC0A80B114|bshA]-[gene|4C4FA59FF5D100E941EF470C0C54E85681ADC74F|cca]-[gene|F761DBCE3429C99159F8F7CD8596FD9CF2D0589D|birA]
    description
    [Pubmed|20308541]

    sigma factors

  • [protein|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA]: sigma factor, [Pubmed|23894131], in [regulon|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA regulon]

    • regulatory mechanism

  • [protein|2C6386E9A63F410558D168798D077DF91590F454|Spx]: activation, [Pubmed|23894131], in [regulon|2C6386E9A63F410558D168798D077DF91590F454|Spx regulon]

    • regulation

  • induced by diamide stess (thiol depletion) ([protein|search|Spx]) [Pubmed|23894131]
    • view in new tab

    References

    Operon and expression

  • 20308541,23894131