Difference between revisions of "YcnK"

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(References)
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|style="background:#ABCDEF;" align="center"|'''Function''' || regulation of copper uptake
 
|style="background:#ABCDEF;" align="center"|'''Function''' || regulation of copper uptake
 
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|colspan="2" style="background:#FAF8CC;" align="center"| '''Gene expression levels in [http://cellpublisher.gobics.de/subtiexpress/ ''Subti''Express]''': [http://cellpublisher.gobics.de/subtiexpress/bsu/BSU03960 ycnK]
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|colspan="2" style="background:#FAF8CC;" align="center"| '''Gene expression levels in [http://subtiwiki.uni-goettingen.de/apps/expression/ ''Subti''Express]''': [http://subtiwiki.uni-goettingen.de/apps/expression/expression.php?search=BSU03960 ycnK]
 
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|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 21 kDa, 7.371   
 
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 21 kDa, 7.371   
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|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[ycnJ]]'', ''[[ycnL]]''
 
|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[ycnJ]]'', ''[[ycnL]]''
 
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|colspan="2" style="background:#FAF8CC;" align="center"|'''Get the DNA and protein [http://srs.ebi.ac.uk/srsbin/cgi-bin/wgetz?-e+&#91;EMBLCDS:CAB12204&#93;+-newId sequences] <br/> (Barbe ''et al.'', 2009)'''
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|style="background:#FAF8CC;" align="center"|'''Sequences'''||[http://bsubcyc.org/BSUB/sequence-aa?type=GENE&object=BSU03960 Protein] [http://bsubcyc.org/BSUB/sequence?type=GENE&object=BSU03960 DNA] [http://bsubcyc.org/BSUB/seq-selector?chromosome=CHROM-1&object=BSU03960 Advanced_DNA]
 
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|colspan="2" | '''Genetic context''' <br/> [[Image:ycnK_context.gif]]
 
|colspan="2" | '''Genetic context''' <br/> [[Image:ycnK_context.gif]]

Revision as of 12:09, 13 May 2013

  • Description: copper-responsive transcription repressor of the ycnK-ycnJ-ycnI operon

Gene name ycnK
Synonyms
Essential no
Product transcription repressor, DeoR family
Function regulation of copper uptake
Gene expression levels in SubtiExpress: ycnK
MW, pI 21 kDa, 7.371
Gene length, protein length 570 bp, 190 aa
Immediate neighbours ycnJ, ycnL
Sequences Protein DNA Advanced_DNA
Genetic context
YcnK context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
YcnK expression.png















Categories containing this gene/protein

trace metal homeostasis (Cu, Zn, Ni, Mn, Mo), transcription factors and their control

This gene is a member of the following regulons

AbrB regulon, YcnK regulon

The YcnK regulon:

The gene

Basic information

  • Locus tag: BSU03960

Phenotypes of a mutant

  • elevated expression of ycnJ under conditions of copper excess PubMed

Database entries

  • DBTBS entry: [1]
  • SubtiList entry: [2]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: repression of ycnK-ycnJ-ycnI expression in the presence of excess copper PubMed
  • Protein family: DeoR family of transcription factors
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s): copper acts as corepressor PubMed
  • Effectors of protein activity:

Database entries

  • Structure:
  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Regulation:
    • repressed during logrithmic growth (AbrB) PubMed
    • induced by copper limitation (YcnK) PubMed
    • induction of the ycnK-ycnJ-ycnI in a csoR mutant results from intracellular copper depletion due to the constitutive expression of the copZ-copA operon (copper export) PubMed
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Mohamed Marahiel, Marburg University, Germany homepage

Your additional remarks

References

Reviews

Corinna Rademacher, Bernd Masepohl
Copper-responsive gene regulation in bacteria.
Microbiology (Reading): 2012, 158(Pt 10);2451-2464
[PubMed:22918892] [WorldCat.org] [DOI] (I p)

Original publications