Difference between revisions of "RocR"
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=Expression and regulation= | =Expression and regulation= | ||
| − | * '''Operon:''' ''rocR'' | + | * '''Operon:''' ''rocR'' (according to [http://dbtbs.hgc.jp/COG/prom/rocR.html DBTBS]) |
* '''Sigma factor:''' [[SigA]] [http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Abstract&list_uids=+7540694 PubMed] | * '''Sigma factor:''' [[SigA]] [http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Abstract&list_uids=+7540694 PubMed] | ||
Revision as of 20:30, 11 February 2010
- Description: transcriptional activator of arginine utilization operons
| Gene name | rocR |
| Synonyms | |
| Essential | no |
| Product | transcriptional activator |
| Function | transcriptional activator of arginine utilization operons |
| Metabolic function and regulation of this protein in SubtiPathways: Ammonium/ glutamate | |
| MW, pI | 52.6 kDa, 6.08 |
| Gene length, protein length | 1383 bp, 461 amino acids |
| Immediate neighbours | rocD, yyxA |
| 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: BSU40350
Phenotypes of a mutant
Database entries
- DBTBS entry: [1]
- SubtiList entry: [2]
Additional information
The protein
Basic information/ Evolution
- Catalyzed reaction/ biological activity: transcription activation at SigL-dependent promoters of rocABC, rocDEF, and rocG
- Protein family: Sigma-54 interacting transcription activator
- Paralogous protein(s):
Extended information on the protein
- Kinetic information:
- Domains:
- Sigma-54 factor interaction domain (143–372)
- 2x nucleotid-binding domain (171–178),(233–242)
- HTH motif (434–453)
- Modification:
- Cofactor(s): ornithine or citrulline are required for RocR-dependent transcription activation PubMed
- Effectors of protein activity:
- Interactions: RocR-SigL
- Localization:
Database entries
- Structure:
- UniProt: P38022
- KEGG entry: [3]
Additional information
Expression and regulation
- Operon: rocR (according to DBTBS)
- Regulatory mechanism: autorepression
- Additional information:
Biological materials
- Mutant: QB5533 (aphA3), from Michel Debarbouille, available in Stülke lab
- Expression vector:
- lacZ fusion:
- GFP fusion:
- Antibody:
Labs working on this gene/protein
Michel Debarbouille, Pasteur Institute, Paris, France Homepage
Your additional remarks
References
Naima Ould Ali, Josette Jeusset, Eric Larquet, Eric Le Cam, Boris Belitsky, Abraham L Sonenshein, Tarek Msadek, Michel Débarbouillé
Specificity of the interaction of RocR with the rocG-rocA intergenic region in Bacillus subtilis.
Microbiology (Reading): 2003, 149(Pt 3);739-750
[PubMed:12634342]
[WorldCat.org]
[DOI]
(P p)
R Gardan, G Rapoport, M Débarbouillé
Role of the transcriptional activator RocR in the arginine-degradation pathway of Bacillus subtilis.
Mol Microbiol: 1997, 24(4);825-37
[PubMed:9194709]
[WorldCat.org]
[DOI]
(P p)
S Calogero, R Gardan, P Glaser, J Schweizer, G Rapoport, M Debarbouille
RocR, a novel regulatory protein controlling arginine utilization in Bacillus subtilis, belongs to the NtrC/NifA family of transcriptional activators.
J Bacteriol: 1994, 176(5);1234-41
[PubMed:8113162]
[WorldCat.org]
[DOI]
(P p)
