RnjA
- Description: RNase J1
| Gene name | rnjA |
| Synonyms | ykqC |
| Essential | yes PubMed |
| Product | RNase J1 |
| Function | RNA processing |
| MW, pI | 61 kDa, 5.902 |
| Gene length, protein length | 1665 bp, 555 aa |
| Immediate neighbours | adeC, ykzG |
| Gene sequence (+200bp) | Protein sequence |
Genetic context 
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Contents
The gene
Basic information
- Coordinates:
Phenotypes of a mutant
essential PubMed
Database entries
- DBTBS entry: [1]
- SubtiList entry: [2]
Additional information
The protein
Basic information/ Evolution
- Catalyzed reaction/ biological activity: endonuclease and 5'-3' exonuclease
- Protein family:
- Paralogous protein(s): RnjB
RNAs affected by rnjA
hbs,
Extended information on the protein
- Kinetic information:
- Domains:
- Modification:
- Cofactor(s):
- Effectors of protein activity:
- Localization:
Database entries
- Structure: 3BK1 (RNase J from Thermus thermophilus) 3BK2 (RNase J from Thermus thermophilus, complex with UMP)
- Swiss prot entry:
- KEGG entry:
- E.C. number:
Additional information
required for thrS RNA processing, involved in maturation of the 5’-end of the16S rRNA, subject to Clp-dependent proteolysis upon glucose starvation
Expression and regulation
- Operon:
- Sigma factor:
- Regulation:
- Regulatory mechanism:
- Additional information:
Biological materials
- Mutant:
- 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
Harald Putzer, IBPC Paris, France Homepage
David Bechhofer, Mount Sinai School, New York, USA Homepage
Ciaran Condon, IBPC, Paris, France Homepage
Your additional remarks
References
- Even, S., Pellegrini, O., Zig, L., Labas, V., Vinh, J., Brechemmier-Baey, D., and Putzer, H. (2005) Ribonucleases J1 and J2: Two novel endoribonucleases in B. subtilis with functional homology to E. coli RNase E. Nucl Acids Res 33, 2141-2152. PubMed
- de la Sierra-Gallay IL, Zig L, Jamalli A, Putzer H. (2008 Structural insights into the dual activity of RNase J. Nat. Struct. Mol. Biol. 15:206-212. PubMed
- Mäder, U., Zig, L., Kretschmer, J., Homuth, G., and Putzer, H. (2008) mRNA processing by RNases J1 and J2 affects Bacillus subtilis gene expression on a global scale. Mol Microbiol 70, 183-196. PubMed
- Commichau, F. M., Rothe, F. M., Herzberg, C., Wagner, E., Hellwig, D., Lehnik-Habrink, M., Hammer, E., Völker, U. & Stülke, J. (2009) Novel activities of glycolytic enzymes in Bacillus subtilis: Interactions with essential proteins involved in mRNA processing. Mol. Cell. Proteomics in press PubMed
- Hunt, A., Rawlins, J. P., Thomaides, H. B., and Errington, J. (2006) Functional analysis of 11 putative essential genes in Bacillus subtilis. Microbiology 152, 2895-2907. PubMed
- Deikus, G., Condon, C. & Bechhofer, D. H. (2008). Role of Bacillus subtilis RNase J1 endonuclease and 5'-exonuclease activities in trp leader RNA turnover. J Biol Chem. 283:17158-17167. PubMed
- Mathy, N., Bénard, L., Pellegrini, O., Daou, R., Wen, T. & Condon, C. (2007). 5'-to-3' exoribonuclease activity in bacteria: role of RNase J1 in rRNA maturation and 5' stability of mRNA. Cell 129:681-692. PubMed
- Britton et al. (2007) Maturation of the 5' end of Bacillus subtilis 16S rRNA by the essential ribonuclease YkqC/RNase J1. Mol. Microbiol. 63: 127-138. PubMed
- Yao, S., Blaustein, J. B. & Bechhofer, D. H. (2007). Processing of Bacillus subtilis small cytoplasmic RNA: evidence for an additional endonuclease cleavage site. Nucleic Acids Res. 35:4464-4473. PubMed
- Daou-Chabo R, Mathy N, Bénard L, Condon C. (2009) Ribosomes initiating translation of the hbs mRNA protect it from 5'-to-3' exoribonucleolytic degradation by RNase J1. Mol. Microbiol. volume: page-page. PubMed
- Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed
