MntD

• Description: manganese ABC transporter (permease)
  
  

Gene name	mntD
Synonyms	ytgD
Essential	no
Product	manganese ABC transporter (permease)
Function	manganese uptake
Metabolic function and regulation of this protein in SubtiPathways: Stress
MW, pI	30 kDa, 6.308
Gene length, protein length	885 bp, 295 aa
Immediate neighbours	ythB, mntC
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU30740

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

Categories containing this gene/protein

ABC transporters, trace metal homeostasis (Cu, Zn, Ni, Mn, Mo), membrane proteins

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: ABC-3 integral membrane protein family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions: MntB-(MntC-MntD)-MntA PubMed

• Localization: cell membrane (according to Swiss-Prot)

Database entries

• Structure:

• UniProt: O34500

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: mntA-mntB-mntC-mntD PubMed

• Sigma factor:

• Regulation:
  • repressed at high Mn(II) concentrations (MntR) PubMed

• Regulatory mechanism:
  • MntR: transcription repression PubMed

• 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

References

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)

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)

Y Quentin, G Fichant, F Denizot
Inventory, assembly and analysis of Bacillus subtilis ABC transport systems.
J Mol Biol: 1999, 287(3);467-84
[PubMed:10092453] [WorldCat.org] [DOI] (P p)