Difference between revisions of "PdhB"
Cadu Cunha (talk | contribs) (→Phenotypes of a mutant) |
Cadu Cunha (talk | contribs) (→Extended information on the protein) |
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=== Extended information on the protein === | === Extended information on the protein === | ||
| − | * '''Kinetic information:''' | + | * '''Kinetic information:''' Michaelis-Menten [http://www.ncbi.nlm.nih.gov/pubmed/6414463 PubMed] |
* '''Domains:''' | * '''Domains:''' | ||
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* '''Effectors of protein activity:''' | * '''Effectors of protein activity:''' | ||
| + | ** Inhibited thiamine 2-thiothiazolone diphosphate and NADH [http://www.ncbi.nlm.nih.gov/pubmed/6414463 PubMed] | ||
| + | ** Low sensibility to NADPH | ||
* '''Interactions:''' [[PdhA]]-[[PdhB]]-[[PdhC]]-[[PdhD]] | * '''Interactions:''' [[PdhA]]-[[PdhB]]-[[PdhC]]-[[PdhD]] | ||
Revision as of 14:08, 10 June 2009
- Description: pyruvate dehydrogenase (E1 beta subunit)
| Gene name | pdhB |
| Synonyms | |
| Essential | no |
| Product | pyruvate dehydrogenase (E1 beta subunit) |
| Function | links glycolysis and TCA cycle |
| MW, pI | 35 kDa, 4.547 |
| Gene length, protein length | 975 bp, 325 aa |
| Immediate neighbours | pdhA, pdhC |
| 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: BSU14590
Phenotypes of a mutant
- defects in sporulation and unable to grow on glucose as single carbon source PubMed
Database entries
- DBTBS entry: [1]
- SubtiList entry: [2]
Additional information
The protein
Basic information/ Evolution
- Catalyzed reaction/ biological activity: Pyruvate + [dihydrolipoyllysine-residue acetyltransferase] lipoyllysine = [dihydrolipoyllysine-residue acetyltransferase] S-acetyldihydrolipoyllysine + CO2 (according to Swiss-Prot)
- Protein family:
- Paralogous protein(s):
Extended information on the protein
- Kinetic information: Michaelis-Menten PubMed
- Domains:
- Modification: phosphorylation on (Ser-302 OR Ser-306) PubMed
- Cofactor(s):
- Effectors of protein activity:
- Inhibited thiamine 2-thiothiazolone diphosphate and NADH PubMed
- Low sensibility to NADPH
- Localization: membrane associated PubMed
Database entries
- Structure: 1W88 (E1 in complex with subunit binding domain of E2, Geobacillus stearothermophilus)
- Swiss prot entry: P21882
- KEGG entry: [3]
- E.C. number: 1.2.4.1
Additional information
Expression and regulation
- Sigma factor: SigA
- Regulation: expression activated by glucose (2.8 fold) PubMed
- Regulatory mechanism:
- Additional information:
Biological materials
- Mutant: GP459 (spc), available in Stülke lab
- Expression vector:
- lacZ fusion:
- GFP fusion:
- two-hybrid system: B. pertussis adenylate cyclase-based bacterial two hybrid system (BACTH), available in Stülke lab
- Antibody:
Labs working on this gene/protein
Arthur Aronson, Purdue University, West Lafayette, USA homepage
Your additional remarks
References
- Blencke et al. (2003) Transcriptional profiling of gene expression in response to glucose in Bacillus subtilis: regulation of the central metabolic pathways. Metab Eng. 5: 133-149 PubMed
- Macek et al. (2007) The serine/ threonine/ tyrosine phosphoproteome of the model bacterium Bacillus subtilis. Mol. Cell. Proteomics 6: 697-707 PubMed
- Hahne et al. (2008) From complementarity to comprehensiveness - targeting the membrane proteome of growing Bacillus subtilis by divergent approaches. Proteomics 8: 4123-4136 PubMed
- Gao et al. (2002) The E1beta and E2 subunits of the Bacillus subtilis pyruvate dehydrogenase complex are involved in regulation of sporulation.J. Bacteriol. 184: 2780-2788. PubMed
- Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed
