Difference between revisions of "PyrB"
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=Expression and regulation= | =Expression and regulation= | ||
| − | * '''Operon:''' | + | * '''Operon:''' ''[[pyrR]]-[[pyrP]]-[[pyrB]]-[[pyrC]]-[[pyrAA]]-[[pyrAB]]-[[pyrK]]-[[pyrD]]-[[pyrF]]-[[pyrE]]'' [http://www.ncbi.nlm.nih.gov/sites/entrez/8206849 PubMed] |
| − | * '''[[Sigma factor]]:''' | + | * '''[[Sigma factor]]:''' [[SigA]] [http://www.ncbi.nlm.nih.gov/sites/entrez/1709162 PubMed] |
* '''Regulation:''' | * '''Regulation:''' | ||
| + | ** induced in the absence of uridine nucleotides ([[PyrR]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/8206849 PubMed] | ||
* '''Regulatory mechanism:''' | * '''Regulatory mechanism:''' | ||
| + | ** [[PyrR]]: [[RNA switch]], transcription termination/ antitermination (in the presence of uridine nucleotides: termination, in their absence: antitermination) [http://www.ncbi.nlm.nih.gov/sites/entrez/8955403 PubMed] | ||
| − | * '''Additional information:''' subject to Clp-dependent proteolysis upon glucose starvation [http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Abstract&list_uids=+17981983 PubMed] | + | * '''Additional information:''' subject to Clp-dependent proteolysis upon glucose starvation [http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Abstract&list_uids=+17981983 PubMed] |
=Biological materials = | =Biological materials = | ||
Revision as of 20:07, 8 June 2009
- Description: aspartate carbamoyltransferase
| Gene name | pyrB |
| Synonyms | |
| Essential | no |
| Product | aspartate carbamoyltransferase |
| Function | pyrimidine biosynthesis |
| MW, pI | 34 kDa, 5.341 |
| Gene length, protein length | 912 bp, 304 aa |
| Immediate neighbours | pyrP, pyrC |
| Get the DNA and protein sequences (Barbe et al., 2009) | |
Genetic context 
This image was kindly provided by SubtiList
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Contents
The gene
Basic information
- Locus tag: BSU15490
Phenotypes of a mutant
Database entries
- DBTBS entry: [1]
- SubtiList entry: [2]
Additional information
The protein
Basic information/ Evolution
- Catalyzed reaction/ biological activity: Carbamoyl phosphate + L-aspartate = phosphate + N-carbamoyl-L-aspartate (according to Swiss-Prot)
- Protein family: ATCase/OTCase family (according to Swiss-Prot)
- Paralogous protein(s):
Extended information on the protein
- Kinetic information:
- Domains:
- Modification: phosphorylation on Ser-303 PubMed
- Cofactor(s):
- Effectors of protein activity:
- Interactions:
- Localization:
Database entries
- Structure: 2AT2
- Swiss prot entry: P05654
- KEGG entry: [3]
- E.C. number: 2.1.3.2
Additional information
- subject to Clp-dependent proteolysis upon glucose starvation PubMed
Expression and regulation
- Regulatory mechanism:
- PyrR: RNA switch, transcription termination/ antitermination (in the presence of uridine nucleotides: termination, in their absence: antitermination) PubMed
- Additional information: subject to Clp-dependent proteolysis upon glucose starvation PubMed
Biological materials
- Mutant:
- Expression vector:
- lacZ fusion:
- GFP fusion:
- two-hybrid system:
- Antibody:
Labs working on this gene/protein
Your additional remarks
References
- Gerth et al. (2008) Clp-dependent proteolysis down-regulates central metabolic pathways in glucose-starved Bacillus subtilis. J Bacteriol 190:321-331 PubMed
- Macek et al. (2007) The serine/ threonine/ tyrosine phosphoproteome of the model bacterium Bacillus subtilis. Mol. Cell. Proteomics 6: 697-707 PubMed
- Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed
