yugO [Fri Dec 16 2016 19:27:21 GMT+0100 (CET)]

potassium channel protein (exporter)

locus: BSU31322

pI: 7.00

mw: 37.00 kDa

function: potassium exporter

product: potassium channel protein

essential: no

synonyms

Genomic Context

categories

• [category|SW 1|Cellular processes] → [category|SW 1.3|Homeostasis] → [category|SW 1.3.1|Metal ion homeostasis (K, Na, Ca, Mg)] → [category|SW 1.3.1.3|Potassium uptake/ export]
• [category|SW 4|Lifestyles] → [category|SW 4.1|Exponential and early post-exponential lifestyles] → [category|SW 4.1.2|Biofilm formation]
• [category|SW 4|Lifestyles] → [category|SW 4.1|Exponential and early post-exponential lifestyles] → [category|SW 4.1.2|Biofilm formation] → [category|SW 4.1.2.4|Regulation]
• [category|SW 4|Lifestyles] → [category|SW 4.2|Sporulation] → [category|SW 4.2.1|Sporulation proteins] → [category|SW 4.2.1.5|Newly identified sporulation proteins (based on transcription profiling)]
• [category|SW 6|Groups of genes] → [category|SW 6.2|Membrane proteins]

[SW|Categories] containing this gene/protein

• [SW|transporters/ other], [SW|metal ion homeostasis (K, Na, Ca, Mg)], [SW|biofilm formation], [SW|sporulation proteins], [SW|membrane proteins]

This gene is a member of the following [SW|regulons]

• [SW|SinR regulon]

Gene

Coordinates on the chromosome (coding sequence): 3,218,854 -> 3,219,840

Phenotypes of a mutant

• reduced [SW|biofilm formation] (can be suppressed by inactivation of ''[protein|search|sinR]'') [Pubmed|23737939]

The protein

[SW|Domains]

• contains a [SW|RCK_N domain] (according to [http://www.uniprot.org/uniprot/?query=domain:RCK N-terminal domain* UniProt])

[SW|Localization]

• inner spore membrane [Pubmed|26731423]

Additional information

• potassium exporter activity of YugO is activated by glutamate limitation via the C-terminal domain [Pubmed|26503040]

Expression and Regulation

Operon

• ''[protein|search|mstX]-[protein|search|yugO]'' [Pubmed|23737939]

Regulation

• repressed by [protein|search|SinR] [Pubmed|23737939]

Regulatory mechanism

• [protein|search|SinR]: transcription repression [Pubmed|23737939]

Additional information

• potassium exporter activity of YugO is activated by glutamate limitation via the C-terminal domain [Pubmed|26503040]

Biological materials

Mutant

• MGNA-A624 (yugO::erm), available at the [https://shigen.nig.ac.jp/bsub/resource/strainGeneDisrupted/detail/624 NBRP B. subtilis, Japan]
• TMB92 (''yugO''::''tet''), available in [SW|Erhard Bremer]'s and [SW|Jörg Stülke]'s labs
• GP2098 (''yugO''::''ermC''), available in [SW|Jörg Stülke]'s lab

References

Reviews

• 26503058,27935846

Original publications

• 23737939,26503040,26731423,10617203