MtlA

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Gene name mtlA
Synonyms
Essential no
Product trigger enzyme: mannitol-specific phosphotransferase system, EIICB
Function mannitol uptake and phosphorylation, control of MtlR activity
Gene expression levels in SubtiExpress: mtlA
Interactions involving this protein in SubtInteract: MtlA
Metabolic function and regulation of this protein in SubtiPathways:
Sugar catabolism
MW, pI 50 kDa, 8.814
Gene length, protein length 1434 bp, 478 aa
Immediate neighbours ycnL, mtlF
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
MtlA context.gif
This image was kindly provided by SubtiList







Categories containing this gene/protein

phosphotransferase systems, utilization of specific carbon sources, transcription factors and their control, trigger enzyme, membrane proteins, phosphoproteins

This gene is a member of the following regulons

MtlR regulon

The gene

Basic information

  • Locus tag: BSU03981

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: Protein EIIA N(pi)-phospho-L-histidine + protein EIIB = protein EIIA + protein EIIB N(pi)-phospho-L-histidine/cysteine (according to Swiss-Prot)
  • Protein family: PTS permease, fructose/ mannitol permease (Fru) family PubMed
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification: phosphorylation on Ser-559 PubMed
  • Cofactor(s):
  • Effectors of protein activity:

Database entries

  • Structure: 1A3A (from Escherichia coli k12 mutant, 42% identity, 66% similarity) PubMed
  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulatory mechanism:
  • Additional information:

Biological materials

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

Labs working on this gene/protein

Your additional remarks

References

Additional publications: PubMed

Boris Macek, Ivan Mijakovic, Jesper V Olsen, Florian Gnad, Chanchal Kumar, Peter R Jensen, Matthias Mann
The serine/threonine/tyrosine phosphoproteome of the model bacterium Bacillus subtilis.
Mol Cell Proteomics: 2007, 6(4);697-707
[PubMed:17218307] [WorldCat.org] [DOI] (P p)

Kambiz Morabbi Heravi, Marian Wenzel, Josef Altenbuchner
Regulation of mtl operon promoter of Bacillus subtilis: requirements of its use in expression vectors.
Microb Cell Fact: 2011, 10;83
[PubMed:22014119] [WorldCat.org] [DOI] (I e)

Philippe Joyet, Meriem Derkaoui, Sandrine Poncet, Josef Deutscher
Control of Bacillus subtilis mtl operon expression by complex phosphorylation-dependent regulation of the transcriptional activator MtlR.
Mol Microbiol: 2010, 76(5);1279-94
[PubMed:20444094] [WorldCat.org] [DOI] (I p)

Shouji Watanabe, Miyuki Hamano, Hiroshi Kakeshita, Keigo Bunai, Shigeo Tojo, Hirotake Yamaguchi, Yasutaro Fujita, Sui-Lam Wong, Kunio Yamane
Mannitol-1-phosphate dehydrogenase (MtlD) is required for mannitol and glucitol assimilation in Bacillus subtilis: possible cooperation of mtl and gut operons.
J Bacteriol: 2003, 185(16);4816-24
[PubMed:12897001] [WorldCat.org] [DOI] (P p)

Jonathan Reizer, Steffi Bachem, Aiala Reizer, Maryvonne Arnaud, Milton H Saier, Jörg Stülke
Novel phosphotransferase system genes revealed by genome analysis - the complete complement of PTS proteins encoded within the genome of Bacillus subtilis.
Microbiology (Reading): 1999, 145 ( Pt 12);3419-3429
[PubMed:10627040] [WorldCat.org] [DOI] (P p)