GmuB

• Description: glucomannan-specific phosphotransferase system, EIIB component of the PTS
  
  

Gene name	gmuB
Synonyms	ydhM
Essential	no
Product	glucomannan-specific phosphotransferase system EIIB component
Function	glucomannan uptake and phosphorylation
Metabolic function and regulation of this protein in SubtiPathways: Sugar catabolism
MW, pI	11 kDa, 4.724
Gene length, protein length	309 bp, 103 aa
Immediate neighbours	pbuE, gmuA
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

Categories containing this gene/protein

phosphotransferase systems, utilization of specific carbon sources, phosphoproteins

This gene is a member of the following regulons

CcpA regulon, GmuR regulon

The gene

Basic information

• Locus tag: BSU05810

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: PTS permease, lactose permease (Lac) family PubMed

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions: GmuA-GmuB, GmuB-GmuC

• Localization:

Database entries

• Structure:

• UniProt: O05505

• KEGG entry: [2]

• E.C. number:

Expression and regulation

• Operon: gmuB-gmuA-gmuC-gmuD-gmuR-gmuE-gmuF-gmuG PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • induced by conjac glucomannan (requires GmuG) (GmuR) PubMed
  • induced by cellobiose (GmuR) PubMed
  • subject to carbon catabolite repression (CcpA) PubMed

• Regulatory mechanism:
  • GmuR: transcription repression PubMed
  • CcpA: transcription repression PubMed
  • AbrB: transcription activation PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Onuma Chumsakul, Hiroki Takahashi, Taku Oshima, Takahiro Hishimoto, Shigehiko Kanaya, Naotake Ogasawara, Shu Ishikawa
Genome-wide binding profiles of the Bacillus subtilis transition state regulator AbrB and its homolog Abh reveals their interactive role in transcriptional regulation.
Nucleic Acids Res: 2011, 39(2);414-28
[PubMed:20817675] [WorldCat.org] [DOI] (I p)

Yoshito Sadaie, Hisashi Nakadate, Reiko Fukui, Lii Mien Yee, Kei Asai
Glucomannan utilization operon of Bacillus subtilis.
FEMS Microbiol Lett: 2008, 279(1);103-9
[PubMed:18177310] [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)