Difference between revisions of "MntR"

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=== Database entries ===
 
=== Database entries ===
 +
* '''BsubCyc:''' [http://bsubcyc.org/BSUB/NEW-IMAGE?type=NIL&object=BSU24520&redirect=T BSU24520]
  
 
* '''DBTBS entry:''' no entry
 
* '''DBTBS entry:''' no entry
Line 99: Line 100:
  
 
=== Database entries ===
 
=== Database entries ===
 +
* '''BsubCyc:''' [http://bsubcyc.org/BSUB/NEW-IMAGE?type=NIL&object=BSU24520&redirect=T BSU24520]
  
 
* '''Structure:''' [http://www.rcsb.org/pdb/explore.do?structureId=2F5D 2F5D] (complex with manganese),  [http://www.rcsb.org/pdb/explore.do?structureId=2HYG 2HYG] (apo-form)
 
* '''Structure:''' [http://www.rcsb.org/pdb/explore.do?structureId=2F5D 2F5D] (complex with manganese),  [http://www.rcsb.org/pdb/explore.do?structureId=2HYG 2HYG] (apo-form)

Revision as of 14:11, 2 April 2014

  • Description: transcriptional regulator, (repression of mntH and mntA-mntB-mntC-mntD under high Mn(II) conditions)


Gene name mntR
Synonyms yqhN
Essential no
Product transcriptional regulator (DtxR family)
Function regulation of manganese transport
Gene expression levels in SubtiExpress: mntR
Metabolic function and regulation of this protein in SubtiPathways:
mntR
MW, pI 16 kDa, 5.631
Gene length, protein length 426 bp, 142 aa
Immediate neighbours yqhO, lipM
Sequences Protein DNA DNA_with_flanks
Genetic context
MntR context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
MntR expression.png




























Categories containing this gene/protein

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

This gene is a member of the following regulons

The MntR regulon:

The gene

Basic information

  • Locus tag: BSU24520

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

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

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s): Mn(2+) acts as co-repressor (according to PubMed)
  • Effectors of protein activity:

Database entries

  • Structure: 2F5D (complex with manganese), 2HYG (apo-form)
  • KEGG entry: [2]
  • E.C. number:

Additional information

Expression and regulation

  • Operon:
  • Sigma factor:
  • Regulation:
  • Regulatory mechanism:
  • Additional information:

Biological materials

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

Labs working on this gene/protein

John Helmann, Cornell University, USA Homepage

Richard Brennan, Houston, Texas, USA Homepage

Your additional remarks

References

Reviews


Original Publications

Amanda M McGuire, Bonnie J Cuthbert, Zhen Ma, Kristen D Grauer-Gray, Megan Brunjes Brophy, Kayce A Spear, Sumarin Soonsanga, Joseph I Kliegman, Sarah L Griner, John D Helmann, Arthur Glasfeld
Roles of the A and C sites in the manganese-specific activation of MntR.
Biochemistry: 2013, 52(4);701-13
[PubMed:23298157] [WorldCat.org] [DOI] (I p)

Misha V Golynskiy, William A Gunderson, Michael P Hendrich, Seth M Cohen
Metal binding studies and EPR spectroscopy of the manganese transport regulator MntR.
Biochemistry: 2006, 45(51);15359-72
[PubMed:17176058] [WorldCat.org] [DOI] (I p)

Mark A DeWitt, Joseph I Kliegman, John D Helmann, Richard G Brennan, David L Farrens, Arthur Glasfeld
The conformations of the manganese transport regulator of Bacillus subtilis in its metal-free state.
J Mol Biol: 2007, 365(5);1257-65
[PubMed:17118401] [WorldCat.org] [DOI] (P p)

Joseph I Kliegman, Sarah L Griner, John D Helmann, Richard G Brennan, Arthur Glasfeld
Structural basis for the metal-selective activation of the manganese transport regulator of Bacillus subtilis.
Biochemistry: 2006, 45(11);3493-505
[PubMed:16533030] [WorldCat.org] [DOI] (P p)

Misha V Golynskiy, Talib C Davis, John D Helmann, Seth M Cohen
Metal-induced structural organization and stabilization of the metalloregulatory protein MntR.
Biochemistry: 2005, 44(9);3380-9
[PubMed:15736948] [WorldCat.org] [DOI] (P p)

Scot A Lieser, Talib C Davis, John D Helmann, Seth M Cohen
DNA-binding and oligomerization studies of the manganese(II) metalloregulatory protein MntR from Bacillus subtilis.
Biochemistry: 2003, 42(43);12634-42
[PubMed:14580210] [WorldCat.org] [DOI] (P p)

Emmanuel Guedon, Charles M Moore, Qiang Que, Tao Wang, Rick W Ye, John D Helmann
The global transcriptional response of Bacillus subtilis to manganese involves the MntR, Fur, TnrA and sigmaB regulons.
Mol Microbiol: 2003, 49(6);1477-91
[PubMed:12950915] [WorldCat.org] [DOI] (P p)

Arthur Glasfeld, Emmanuel Guedon, John D Helmann, Richard G Brennan
Structure of the manganese-bound manganese transport regulator of Bacillus subtilis.
Nat Struct Biol: 2003, 10(8);652-7
[PubMed:12847518] [WorldCat.org] [DOI] (P p)

Emmanuel Guedon, John D Helmann
Origins of metal ion selectivity in the DtxR/MntR family of metalloregulators.
Mol Microbiol: 2003, 48(2);495-506
[PubMed:12675807] [WorldCat.org] [DOI] (P p)

Q Que, J D Helmann
Manganese homeostasis in Bacillus subtilis is regulated by MntR, a bifunctional regulator related to the diphtheria toxin repressor family of proteins.
Mol Microbiol: 2000, 35(6);1454-68
[PubMed:10760146] [WorldCat.org] [DOI] (P p)