UxaA

• Description: altronate hydrolase
  
  

Gene name	uxaA
Synonyms	yjmJ
Essential	no
Product	altronate hydrolase
Function	hexuronate utilization
Gene expression levels in SubtiExpress: uxaA
MW, pI	54 kDa, 5.781
Gene length, protein length	1491 bp, 497 aa
Immediate neighbours	uxaB, yjnA
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, sporulation proteins

This gene is a member of the following regulons

CcpA regulon, ExuR regulon, SigE regulon

The gene

Basic information

• Locus tag: BSU12390

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: D-altronate = 2-dehydro-3-deoxy-D-gluconate + H₂O (according to Swiss-Prot)

• Protein family: uxaA family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:

Database entries

• Structure:

• UniProt: O34673

• KEGG entry: [3]

• E.C. number: 4.2.1.7

Expression and regulation

• Operon:
  • uxaC-yjmB-yjmC-yjmD-uxuA-yjmF-exuT-exuR-uxaB-uxaA PubMed
  • yjmC-yjmD-uxuA-yjmF-exuT-exuR-uxaB-uxaA PubMed

• Expression browser: uxaA PubMed

• Sigma factor:
  • uxaC: SigA PubMed
  • yjmC: SigE PubMed

• Regulation:
  • repressed by glucose (CcpA) PubMed1 PubMed2
  • induced by galacturonate (ExuR) PubMed

• Regulatory mechanism:
  • CcpA: transcription repression PubMed1 PubMed2
  • ExuR: reanscription repression in the absence of inducer PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Y Miwa, A Nakata, A Ogiwara, M Yamamoto, Y Fujita
Evaluation and characterization of catabolite-responsive elements (cre) of Bacillus subtilis.
Nucleic Acids Res.: 2000, 28(5);1206-10
[PubMed:10666464] [WorldCat.org] (I p)

K R Mekjian, E M Bryan, B W Beall, C P Moran
Regulation of hexuronate utilization in Bacillus subtilis.
J. Bacteriol.: 1999, 181(2);426-33
[PubMed:9882655] [WorldCat.org] (P p)

C Rivolta, B Soldo, V Lazarevic, B Joris, C Mauël, D Karamata
A 35.7 kb DNA fragment from the Bacillus subtilis chromosome containing a putative 12.3 kb operon involved in hexuronate catabolism and a perfectly symmetrical hypothetical catabolite-responsive element.
Microbiology (Reading, Engl.): 1998, 144 ( Pt 4);877-84
[PubMed:9579062] [WorldCat.org] (P p)