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melA [Mon Aug 31 2015 13:56:21 GMT+0200 (CEST)]
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melA [Mon Aug 31 2015 13:56:21 GMT+0200 (CEST)]

alpha-galactosidase
locus
BSU30300
pI
5.84
mw
49.00 kDa
function
melibiose utilization
product
alpha-galactosidase
essential
no
ec
3.2.1.22
synonyms

Genomic Context

      

categories

  • [category|SW 2|Metabolism] → [category|SW 2.2|Carbon metabolism] → [category|SW 2.2.2|Utilization of specific carbon sources] → [category|SW 2.2.2.21|Utilization of melibiose]
  • [category|SW 6|Groups of genes] → [category|SW 6.4|Phosphoproteins] → [category|SW 6.4.1|Phosphorylation on an Arg residue]
  • [SW|Categories] containing this gene/protein

  • [SW|utilization of specific carbon sources], [SW|sporulation proteins]
  • This gene is a member of the following [SW|regulons]

  • [SW|CcpA regulon]
  • The protein

    Catalyzed reaction/ biological activity

  • Hydrolysis of terminal, non-reducing alpha-D-galactose residues in alpha-D-galactosides, including galactose oligosaccharides, galactomannans and galactohydrolase (according to Swiss-Prot)
  • Protein family

  • glycosyl hydrolase 4 family (according to Swiss-Prot)
  • Expression and Regulation

    Operon

  • ''[protein|search|msmR]-[protein|search|msmE]-[protein|search|amyD]-[protein|search|amyC]-[protein|search|melA]'' [Pubmed|22383849]
  • ''[protein|search|msmE]-[protein|search|amyD]-[protein|search|amyC]-[protein|search|melA]'' [Pubmed|22383849]
  • ''[protein|search|melA]'' [Pubmed|22383849,9387221]
  • [SW|Sigma factor]

  • ''[protein|search|msmR]'': [protein|search|SigA] [Pubmed|22900538]
  • Regulation

  • [protein|search|MsmR]
  • repressed by glucose ([protein|search|CcpA]) [Pubmed|22900538]
  • Regulatory mechanism

  • [protein|search|CcpA]: transcription repression [Pubmed|22900538]
  • References

  • 9387221,22383849,22900538