Difference between revisions of "RnpB"

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(Original Publications)
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=The RNA=
 
=The RNA=
  
* '''Biological activity:'''  
+
* '''Biological activity:''' 5' end maturation of precursor tRNAs
  
 
* '''RNA family:'''
 
* '''RNA family:'''
 +
 +
* '''cofactor:''' divalent cations (Ca(II) or Mg (II)) for the stabilization of the complex with pre-tRNA {{PubMed|20434461}}
  
 
* '''interaction:''' [[RnpA]]-RnpB
 
* '''interaction:''' [[RnpA]]-RnpB
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<pubmed> 19215776 </pubmed>
 
<pubmed> 19215776 </pubmed>
 
==Original Publications==
 
==Original Publications==
<pubmed>16470227,17355991,11812129,10390342,11454206, 19549719,11454206, 19717440 ,20133747  19932118 20188108 </pubmed>
+
<pubmed>16470227,17355991,11812129,10390342,11454206, 19549719,11454206, 19717440 ,20133747  19932118 20188108 20434461 </pubmed>
  
 
[[Category:small RNA]]
 
[[Category:small RNA]]

Revision as of 09:43, 4 May 2010

  • Description: RNA component of RNase P

Gene name rnpB
Synonyms rnaP
Essential no
Product RNA component of ribonuclease P
(RNase P) (catalytic subunit, ribozyme)
Function cleavage of precursor sequences
from the 5' ends of pre-tRNAs
Gene length 401 bp
Immediate neighbours ypsC, ypsB
Gene sequence (+200bp)
Genetic context
RnpB context.gif
This image was kindly provided by SubtiList








The gene

Basic information

  • Locus tag:

Phenotypes of a mutant

Database entries

  • DBTBS entry: no entry
  • SubtiList entry: [1]
  • Structure: 2A64 (from Geobacillus stearothermophilus), 1NBS (specificity domain)

The RNA

  • Biological activity: 5' end maturation of precursor tRNAs
  • RNA family:
  • cofactor: divalent cations (Ca(II) or Mg (II)) for the stabilization of the complex with pre-tRNA PubMed
  • interaction: RnpA-RnpB

Additional information

Expression and regulation

  • Operon:
  • Sigma factor:
  • Regulation:
  • Regulatory mechanism:
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/RNA

Roland Hartmann, Marburg University, Germany homepage

Your additional remarks

References

Reviews

Roland K Hartmann, Markus Gössringer, Bettina Späth, Susan Fischer, Anita Marchfelder
The making of tRNAs and more - RNase P and tRNase Z.
Prog Mol Biol Transl Sci: 2009, 85;319-68
[PubMed:19215776] [WorldCat.org] [DOI] (P p)

Original Publications

John Hsieh, Kristin S Koutmou, David Rueda, Markos Koutmos, Nils G Walter, Carol A Fierke
A divalent cation stabilizes the active conformation of the B. subtilis RNase P x pre-tRNA complex: a role for an inner-sphere metal ion in RNase P.
J Mol Biol: 2010, 400(1);38-51
[PubMed:20434461] [WorldCat.org] [DOI] (I p)

Nathan J Baird, Haipeng Gong, Syed S Zaheer, Karl F Freed, Tao Pan, Tobin R Sosnick
Extended structures in RNA folding intermediates are due to nonnative interactions rather than electrostatic repulsion.
J Mol Biol: 2010, 397(5);1298-306
[PubMed:20188108] [WorldCat.org] [DOI] (I p)

Kristin S Koutmou, Anette Casiano-Negroni, Melissa M Getz, Samuel Pazicni, Andrew J Andrews, James E Penner-Hahn, Hashim M Al-Hashimi, Carol A Fierke
NMR and XAS reveal an inner-sphere metal binding site in the P4 helix of the metallo-ribozyme ribonuclease P.
Proc Natl Acad Sci U S A: 2010, 107(6);2479-84
[PubMed:20133747] [WorldCat.org] [DOI] (I p)

Kristin S Koutmou, Nathan H Zahler, Jeffrey C Kurz, Frank E Campbell, Michael E Harris, Carol A Fierke
Protein-precursor tRNA contact leads to sequence-specific recognition of 5' leaders by bacterial ribonuclease P.
J Mol Biol: 2010, 396(1);195-208
[PubMed:19932118] [WorldCat.org] [DOI] (I p)

Stefanie A Mortimer, Kevin M Weeks
C2'-endo nucleotides as molecular timers suggested by the folding of an RNA domain.
Proc Natl Acad Sci U S A: 2009, 106(37);15622-7
[PubMed:19717440] [WorldCat.org] [DOI] (I p)

John Hsieh, Carol A Fierke
Conformational change in the Bacillus subtilis RNase P holoenzyme--pre-tRNA complex enhances substrate affinity and limits cleavage rate.
RNA: 2009, 15(8);1565-77
[PubMed:19549719] [WorldCat.org] [DOI] (I p)

Barbara Wegscheid, Roland K Hartmann
In vivo and in vitro investigation of bacterial type B RNase P interaction with tRNA 3'-CCA.
Nucleic Acids Res: 2007, 35(6);2060-73
[PubMed:17355991] [WorldCat.org] [DOI] (I p)

Barbara Wegscheid, Ciarán Condon, Roland K Hartmann
Type A and B RNase P RNAs are interchangeable in vivo despite substantial biophysical differences.
EMBO Rep: 2006, 7(4);411-7
[PubMed:16470227] [WorldCat.org] [DOI] (P p)

Christoph Rox, Ralph Feltens, Thomas Pfeiffer, Roland K Hartmann
Potential contact sites between the protein and RNA subunit in the Bacillus subtilis RNase P holoenzyme.
J Mol Biol: 2002, 315(4);551-60
[PubMed:11812129] [WorldCat.org] [DOI] (P p)

A Hansen, T Pfeiffer, T Zuleeg, S Limmer, J Ciesiolka, R Feltens, R K Hartmann
Exploring the minimal substrate requirements for trans-cleavage by RNase P holoenzymes from Escherichia coli and Bacillus subtilis.
Mol Microbiol: 2001, 41(1);131-43
[PubMed:11454206] [WorldCat.org] [DOI] (P p)

J M Warnecke, R Held, S Busch, R K Hartmann
Role of metal ions in the hydrolysis reaction catalyzed by RNase P RNA from Bacillus subtilis.
J Mol Biol: 1999, 290(2);433-45
[PubMed:10390342] [WorldCat.org] [DOI] (P p)