Difference between revisions of "AraB"
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=Expression and regulation= | =Expression and regulation= | ||
| + | * '''Operon:''' ''[[araA]]-[[araB]]-[[araD]]-[[araL]]-[[araM]]-[[araN]]-[[araP]]-[[araQ]]-[[abfA]]'' {{PubMed|9084180}} | ||
| − | * ''' | + | * '''[[Sigma factor]]:''' [[SigA]] {{PubMed|9084180}} |
| − | * '''[[ | + | * '''Regulation:''' |
| + | ** repressed by glucose ([[CcpA]]) {{PubMed|12949161}} | ||
| + | ** induced by arabinose ([[AraR]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/10417639 PubMed] | ||
| − | * ''' | + | * '''Regulatory mechanism:''' |
| − | ** | + | ** [[CcpA]]: transcription repression {{PubMed|12949161}} |
| − | |||
| − | |||
** [[AraR]]: transcription repression [http://www.ncbi.nlm.nih.gov/sites/entrez/10417639 PubMed] | ** [[AraR]]: transcription repression [http://www.ncbi.nlm.nih.gov/sites/entrez/10417639 PubMed] | ||
Revision as of 20:28, 16 December 2009
- Description: L-ribulokinase
| Gene name | araB |
| Synonyms | |
| Essential | no |
| Product | L-ribulokinase |
| Function | arabinose utilization |
| Metabolic function and regulation of this protein in SubtiPathways: Sugar catabolism | |
| MW, pI | 60 kDa, 5.233 |
| Gene length, protein length | 1680 bp, 560 aa |
| Immediate neighbours | araD, araA |
| Get the DNA and protein sequences (Barbe et al., 2009) | |
Genetic context 
This image was kindly provided by SubtiList
| |
Contents
The gene
Basic information
- Locus tag: BSU28790
Phenotypes of a mutant
Database entries
- DBTBS entry: [1]
- SubtiList entry: [2]
Additional information
The protein
Basic information/ Evolution
- Catalyzed reaction/ biological activity: ATP + L(or D)-ribulose = ADP + L(or D)-ribulose 5-phosphate (according to Swiss-Prot)
- Protein family: ribulokinase 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: 3JVP (B. halodurans AraB)
- UniProt: P94524
- KEGG entry: [3]
- E.C. number: 2.7.1.16
Additional information
Expression and regulation
- 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
José Manuel Inácio, Carla Costa, Isabel de Sá-Nogueira
Distinct molecular mechanisms involved in carbon catabolite repression of the arabinose regulon in Bacillus subtilis.
Microbiology (Reading): 2003, 149(Pt 9);2345-2355
[PubMed:12949161]
[WorldCat.org]
[DOI]
(P p)
L J Mota, P Tavares, I Sá-Nogueira
Mode of action of AraR, the key regulator of L-arabinose metabolism in Bacillus subtilis.
Mol Microbiol: 1999, 33(3);476-89
[PubMed:10417639]
[WorldCat.org]
[DOI]
(P p)
Isabel Sa-Nogueira, Teresa V Nogueira, Snia Soares, Hermnia de Lencastre
The Bacillus subtilis L-arabinose (ara) operon: nucleotide sequence, genetic organization and expression.
Microbiology (Reading): 1997, 143 ( Pt 3);957-969
[PubMed:9084180]
[WorldCat.org]
[DOI]
(P p)
I Sá-Nogueira, H de Lencastre
Cloning and characterization of araA, araB, and araD, the structural genes for L-arabinose utilization in Bacillus subtilis.
J Bacteriol: 1989, 171(7);4088-91
[PubMed:2500424]
[WorldCat.org]
[DOI]
(P p)
