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xylA [Mon Aug 31 2015 13:54:31 GMT+0200 (CEST)]
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xylA [Mon Aug 31 2015 13:54:31 GMT+0200 (CEST)]

xylose isomerase
locus
BSU17600
pI
5.64
mw
50.00 kDa
function
utilization of xylan and xylose
product
xylose isomerase
essential
no
ec
5.3.1.5
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 2.2.2.5|Utilization of xylan/ xylose]
  • [SW|Categories] containing this gene/protein

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

  • [SW|CcpA regulon], [SW|XylR regulon]
  • The protein

    Catalyzed reaction/ biological activity

  • D-xylose = D-xylulose (according to Swiss-Prot)
  • Protein family

  • xylose isomerase family (according to Swiss-Prot)
  • Structure

  • [PDB|1A0D] (Geobacillus stearothermophilus)
  • [SW|Localization]

  • cytoplasm (according to Swiss-Prot)
  • Expression and Regulation

    Operon

  • ''[protein|search|xylA]-[protein|search|xylB]'' [Pubmed|1921970]
  • [SW|Sigma factor]

  • [protein|search|SigA] [Pubmed|2454911]
  • Regulation

  • carbon catabolite repression ([protein|search|CcpA]) [Pubmed|8132469]
  • induction by xylose ([protein|search|XylR]) [Pubmed|2454911]
  • Regulatory mechanism

  • [protein|search|CcpA]: transcription repression [Pubmed|8132469]
  • [protein|search|XylR]: transcription repression [Pubmed|2454911]
  • Biological materials

    Mutant

  • GP1151 (del aphA3) available in [SW|Stülke] lab
  • 1A719 (no resistance), [Pubmed|1719948], available at [http://pasture.asc.ohio-state.edu/BGSC/getdetail.cfm?bgscid=1A719&Search=1A719 BGSC]
  • Labs working on this gene/protein

  • [SW|Wolfgang Hillen], Erlangen University, Germany [http://www.biologie.uni-erlangen.de/mibi/index2.html Homepage]
  • References

  • 7966270,1921970,8132469,2454911,1588910,22900538