IolJ

• Description: 2-deoxy-5-keto-gluconic acid-6-phosphate aldolase, formation of dihydroxyacetone phosphate and malonic semialdehyde (6th reaction)
  
  

Gene name	iolJ
Synonyms	fbaB, yxdI
Essential	no
Product	2-deoxy-5-keto-gluconic acid-6-phosphate aldolase, formation of dihydroxyacetone phosphate and malonic semialdehyde (6th reaction)
Function	myo-inositol catabolism
Gene expression levels in SubtiExpress: iolJ
Metabolic function and regulation of this protein in SubtiPathways: iolJ
MW, pI	31 kDa, 4.854
Gene length, protein length	870 bp, 290 aa
Immediate neighbours	yxdJ, iolI
Sequences	Protein DNA DNA_with_flanks
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

utilization of specific carbon sources

This gene is a member of the following regulons

CcpA regulon, IolR regulon

The gene

Basic information

• Locus tag: BSU39670

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: 5-dehydro-2-deoxy-D-gluconate 6-phosphate = glycerone phosphate + malonate semialdehyde (according to Swiss-Prot)

• Protein family: IolJ subfamily (according to Swiss-Prot)

• Paralogous protein(s): FbaA

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity: inhibited by alpha-keto acids PubMed

• Interactions:

• Localization:

Database entries

• Structure:

• UniProt: P42420

• KEGG entry: [3]

• E.C. number: 4.1.2.29

Expression and regulation

• Operon: iolA-iolB-iolC-iolD-iolE-iolF-iolG-iolH-iolI-iolJ PubMed

• Expression browser: iolJ PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • repressed by glucose (CcpA) PubMed
  • induced by inositol (IolR) PubMed

• Regulatory mechanism:
  • IolR: transcription repression PubMed
  • CcpA: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

Labs working on this gene/protein

• Yasutaro Fujita, University of Fukuyama, Japan
• Ken-ichi Yoshida, Kobe University, Japan

References

Ken-ichi Yoshida, Masanori Yamaguchi, Tetsuro Morinaga, Masaki Kinehara, Maya Ikeuchi, Hitoshi Ashida, Yasutaro Fujita
myo-Inositol catabolism in Bacillus subtilis.
J Biol Chem: 2008, 283(16);10415-24
[PubMed:18310071] [WorldCat.org] [DOI] (P p)

K I Yoshida, T Shibayama, D Aoyama, Y Fujita
Interaction of a repressor and its binding sites for regulation of the Bacillus subtilis iol divergon.
J Mol Biol: 1999, 285(3);917-29
[PubMed:9887260] [WorldCat.org] [DOI] (P p)

K I Yoshida, D Aoyama, I Ishio, T Shibayama, Y Fujita
Organization and transcription of the myo-inositol operon, iol, of Bacillus subtilis.
J Bacteriol: 1997, 179(14);4591-8
[PubMed:9226270] [WorldCat.org] [DOI] (P p)