Difference between revisions of "KtrA"

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= Categories containing this gene/protein =
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{{SubtiWiki category|[[transporters/ other]]}},
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{{SubtiWiki category|[[metal ion homeostasis (K, Na, Ca, Mg)]]}},
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{{SubtiWiki category|[[coping with hyper-osmotic stress]]}},
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{{SubtiWiki category|[[membrane proteins]]}}
 
=The protein=
 
=The protein=
  

Revision as of 17:34, 30 November 2010

  • Description: high affinity potassium transporter KtrA-KtrB, peripheric membrane component (proton symport)

Gene name ktrA
Synonyms yuaA
Essential no
Product high affinity potassium transporter KtrA-KtrB,
peripheric membrane component (proton symport)
Function potassium uptake
Metabolic function and regulation of this protein in SubtiPathways:
Stress
MW, pI 24 kDa, 5.981
Gene length, protein length 666 bp, 222 aa
Immediate neighbours yuaB, ktrB
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
YuaA context.gif
This image was kindly provided by SubtiList







The gene

Basic information

  • Locus tag: BSU31090

Phenotypes of a mutant

Database entries

  • DBTBS entry: no entry
  • SubtiList entry: [1]

Additional information

Categories containing this gene/protein

transporters/ other, metal ion homeostasis (K, Na, Ca, Mg), coping with hyper-osmotic stress, membrane proteins

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity:
  • Protein family:
  • Paralogous protein(s): KtrC

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Localization: cell membrane (according to Swiss-Prot), peripheral membrane protein PubMed

Database entries

  • Structure: 1LSU (complex with NADH), 2HMW ( complex with ATP)
  • KEGG entry: [2]
  • E.C. number:

Additional information

Expression and regulation

  • Regulation:
  • Regulatory mechanism:
  • Additional information:

Biological materials

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

Labs working on this gene/protein

Erhard Bremer, University of Marburg, Germany homepage

Your additional remarks

References

Kirsten F Block, Ming C Hammond, Ronald R Breaker
Evidence for widespread gene control function by the ydaO riboswitch candidate.
J Bacteriol: 2010, 192(15);3983-9
[PubMed:20511502] [WorldCat.org] [DOI] (I p)

Jeffrey E Barrick, Keith A Corbino, Wade C Winkler, Ali Nahvi, Maumita Mandal, Jennifer Collins, Mark Lee, Adam Roth, Narasimhan Sudarsan, Inbal Jona, J Kenneth Wickiser, Ronald R Breaker
New RNA motifs suggest an expanded scope for riboswitches in bacterial genetic control.
Proc Natl Acad Sci U S A: 2004, 101(17);6421-6
[PubMed:15096624] [WorldCat.org] [DOI] (P p)

Gudrun Holtmann, Evert P Bakker, Nobuyuki Uozumi, Erhard Bremer
KtrAB and KtrCD: two K+ uptake systems in Bacillus subtilis and their role in adaptation to hypertonicity.
J Bacteriol: 2003, 185(4);1289-98
[PubMed:12562800] [WorldCat.org] [DOI] (P p)