RnjA

• Description: RNase J1
  
  

Gene name	rnjA
Synonyms	ykqC
Essential	yes PubMed
Product	RNase J1
Function	RNA processing
Metabolic function and regulation of this protein in SubtiPathways: Ile, Leu, Val, Coenzyme A
MW, pI	61 kDa, 5.902
Gene length, protein length	1665 bp, 555 aa
Immediate neighbours	adeC, ykzG
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU14530

Phenotypes of a mutant

essential PubMed

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: endonuclease and 5'-3' exonuclease

• Protein family: RNase J subfamily (according to Swiss-Prot)

• Paralogous protein(s): RnjB

RNAs affected by rnjA

hbs, thrS

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions: RnjA-RnjB, RnjA-PfkA, RnjA-PnpA, RnjA-Rny PubMed

• Localization: cytoplasm (according to Swiss-Prot)

Database entries

• Structure: 3BK1 (RNase J from Thermus thermophilus) 3BK2 (RNase J from Thermus thermophilus, complex with UMP)

• Swiss prot entry: Q45493

• KEGG entry: [2]

• E.C. number:

Additional information

• subject to Clp-dependent proteolysis upon glucose starvation PubMed

required for thrS RNA processing, involved in maturation of the 5’-end of the16S rRNA

Expression and regulation

• Operon:

• Sigma factor:

• Regulation:

• Regulatory mechanism:

• Additional information: subject to Clp-dependent proteolysis upon glucose starvation PubMed, subject to Clp-dependent proteolysis upon glucose starvation PubMed

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

References

Roula Daou-Chabo, Ciarán Condon
RNase J1 endonuclease activity as a probe of RNA secondary structure.
RNA: 2009, 15(7);1417-25
[PubMed:19458035] [WorldCat.org] [DOI] (I p)

Roula Daou-Chabo, Nathalie Mathy, Lionel Bénard, Ciarán Condon
Ribosomes initiating translation of the hbs mRNA protect it from 5'-to-3' exoribonucleolytic degradation by RNase J1.
Mol Microbiol: 2009, 71(6);1538-50
[PubMed:19210617] [WorldCat.org] [DOI] (I p)

Fabian M Commichau, Fabian M Rothe, Christina Herzberg, Eva Wagner, Daniel Hellwig, Martin Lehnik-Habrink, Elke Hammer, Uwe Völker, Jörg Stülke
Novel activities of glycolytic enzymes in Bacillus subtilis: interactions with essential proteins involved in mRNA processing.
Mol Cell Proteomics: 2009, 8(6);1350-60
[PubMed:19193632] [WorldCat.org] [DOI] (I p)

Ulrike Mäder, Léna Zig, Julia Kretschmer, Georg Homuth, Harald Putzer
mRNA processing by RNases J1 and J2 affects Bacillus subtilis gene expression on a global scale.
Mol Microbiol: 2008, 70(1);183-96
[PubMed:18713320] [WorldCat.org] [DOI] (I p)

Gintaras Deikus, Ciarán Condon, David H Bechhofer
Role of Bacillus subtilis RNase J1 endonuclease and 5'-exonuclease activities in trp leader RNA turnover.
J Biol Chem: 2008, 283(25);17158-67
[PubMed:18445592] [WorldCat.org] [DOI] (P p)

Inés Li de la Sierra-Gallay, Léna Zig, Ailar Jamalli, Harald Putzer
Structural insights into the dual activity of RNase J.
Nat Struct Mol Biol: 2008, 15(2);206-12
[PubMed:18204464] [WorldCat.org] [DOI] (I p)

Jennifer A Collins, Irnov Irnov, Stephanie Baker, Wade C Winkler
Mechanism of mRNA destabilization by the glmS ribozyme.
Genes Dev: 2007, 21(24);3356-68
[PubMed:18079181] [WorldCat.org] [DOI] (P p)

Ulf Gerth, Holger Kock, Ilja Kusters, Stephan Michalik, Robert L Switzer, Michael Hecker
Clp-dependent proteolysis down-regulates central metabolic pathways in glucose-starved Bacillus subtilis.
J Bacteriol: 2008, 190(1);321-31
[PubMed:17981983] [WorldCat.org] [DOI] (I p)

Shiyi Yao, Joshua B Blaustein, David H Bechhofer
Processing of Bacillus subtilis small cytoplasmic RNA: evidence for an additional endonuclease cleavage site.
Nucleic Acids Res: 2007, 35(13);4464-73
[PubMed:17576666] [WorldCat.org] [DOI] (I p)

Nathalie Mathy, Lionel Bénard, Olivier Pellegrini, Roula Daou, Tingyi Wen, Ciarán Condon
5'-to-3' exoribonuclease activity in bacteria: role of RNase J1 in rRNA maturation and 5' stability of mRNA.
Cell: 2007, 129(4);681-92
[PubMed:17512403] [WorldCat.org] [DOI] (P p)

Robert A Britton, Tingyi Wen, Laura Schaefer, Olivier Pellegrini, William C Uicker, Nathalie Mathy, Crystal Tobin, Roula Daou, Jacek Szyk, Ciarán Condon
Maturation of the 5' end of Bacillus subtilis 16S rRNA by the essential ribonuclease YkqC/RNase J1.
Mol Microbiol: 2007, 63(1);127-38
[PubMed:17229210] [WorldCat.org] [DOI] (P p)

Alison Hunt, Joy P Rawlins, Helena B Thomaides, Jeff Errington
Functional analysis of 11 putative essential genes in Bacillus subtilis.
Microbiology (Reading): 2006, 152(Pt 10);2895-2907
[PubMed:17005971] [WorldCat.org] [DOI] (P p)

Sergine Even, Olivier Pellegrini, Lena Zig, Valerie Labas, Joelle Vinh, Dominique Bréchemmier-Baey, Harald Putzer
Ribonucleases J1 and J2: two novel endoribonucleases in B.subtilis with functional homology to E.coli RNase E.
Nucleic Acids Res: 2005, 33(7);2141-52
[PubMed:15831787] [WorldCat.org] [DOI] (I e)