RPA14

Summary

Gene Symbol: RPA14
Description: DNA-directed RNA polymerase I subunit RPA14
Alias: DNA-directed RNA polymerase I subunit RPA14
Species: Saccharomyces cerevisiae S288c
Products:     RPA14

Top Publications

  1. Keener J, Josaitis C, Dodd J, Nomura M. Reconstitution of yeast RNA polymerase I transcription in vitro from purified components. TATA-binding protein is not required for basal transcription. J Biol Chem. 1998;273:33795-802 pubmed
    ..The role of TBP in pol I transcription is fundamentally different from its role in pol II or pol III transcription. ..
  2. Beckouët F, Labarre Mariotte S, Albert B, Imazawa Y, Werner M, Gadal O, et al. Two RNA polymerase I subunits control the binding and release of Rrn3 during transcription. Mol Cell Biol. 2008;28:1596-605 pubmed
    ..These data suggest a dual role of the Rpa49-Rpa34 dimer during the recruitment of Rrn3 and its subsequent dissociation from the elongating polymerase. ..
  3. Torreira E, Louro J, Pazos I, González Polo N, Gil Cartón D, Duran A, et al. The dynamic assembly of distinct RNA polymerase I complexes modulates rDNA transcription. elife. 2017;6: pubmed publisher
  4. Gadal O, Mariotte Labarre S, Chedin S, Quemeneur E, Carles C, Sentenac A, et al. A34.5, a nonessential component of yeast RNA polymerase I, cooperates with subunit A14 and DNA topoisomerase I to produce a functional rRNA synthesis machine. Mol Cell Biol. 1997;17:1787-95 pubmed
    ..A34.5 (but not A14) becomes quasi-essential in strains lacking DNA topoisomerase I, suggesting a specific role of this subunit in helping Pol I to overcome the topological constraints imposed on ribosomal DNA by transcription. ..
  5. Peyroche G, Levillain E, Siaut M, Callebaut I, Schultz P, Sentenac A, et al. The A14-A43 heterodimer subunit in yeast RNA pol I and their relationship to Rpb4-Rpb7 pol II subunits. Proc Natl Acad Sci U S A. 2002;99:14670-5 pubmed
    ..This hypothesis, combined with our structural data, suggests a new localization of Rpb7-Rpb4 subunits in the three-dimensional structure of yeast pol II. ..
  6. Fath S, Milkereit P, Podtelejnikov A, Bischler N, Schultz P, Bier M, et al. Association of yeast RNA polymerase I with a nucleolar substructure active in rRNA synthesis and processing. J Cell Biol. 2000;149:575-90 pubmed
    ..Our results support the idea that a functional nucleolar subdomain formed independently of the state of rDNA transcription may serve as a scaffold for coordinated rRNA synthesis and processing. ..
  7. Harris B, Bose T, Lee K, Wang F, Lu S, Ross R, et al. Cohesion promotes nucleolar structure and function. Mol Biol Cell. 2014;25:337-46 pubmed publisher
    ..Our results strongly suggest that organization of the rDNA provided by cohesion is critical for formation and function of the nucleolus. ..
  8. Kuhn C, Geiger S, Baumli S, Gartmann M, Gerber J, Jennebach S, et al. Functional architecture of RNA polymerase I. Cell. 2007;131:1260-72 pubmed
    ..In contrast to Pol II, Pol I has a strong intrinsic 3'-RNA cleavage activity, which requires the C-terminal domain of subunit A12.2 and, apparently, enables ribosomal RNA proofreading and 3'-end trimming. ..
  9. Fernández Tornero C, Moreno Morcillo M, Rashid U, Taylor N, Ruiz F, Gruene T, et al. Crystal structure of the 14-subunit RNA polymerase I. Nature. 2013;502:644-9 pubmed publisher
    ..2 in RNA cleavage and Pol I insensitivity to ?-amanitin. The A49-A34.5 heterodimer embraces subunit A135 through extended arms, thereby contacting and potentially regulating subunit A12.2. ..

More Information

Publications14

  1. Smid A, Riva M, Bouet F, Sentenac A, Carles C. The association of three subunits with yeast RNA polymerase is stabilized by A14. J Biol Chem. 1995;270:13534-40 pubmed
    ..All of the corresponding genes have been cloned with the exception of the RPA14 gene encoding A14, a specific polypeptide of this enzyme. We report the cloning and the characterization of RPA14...
  2. Geiger S, Kuhn C, Leidig C, Renkawitz J, Cramer P. Crystallization of RNA polymerase I subcomplex A14/A43 by iterative prediction, probing and removal of flexible regions. Acta Crystallogr Sect F Struct Biol Cryst Commun. 2008;64:413-8 pubmed publisher
    ..This strategy should enable the crystallization of other proteins and subcomplexes with multiple flexibilities, as required for hybrid structure solution of large macromolecular assemblies. ..
  3. Beckouët F, Mariotte Labarre S, Peyroche G, Nogi Y, Thuriaux P. Rpa43 and its partners in the yeast RNA polymerase I transcription complex. FEBS Lett. 2011;585:3355-9 pubmed publisher
    An Rpa43/Rpa14 stalk protrudes from RNA polymerase I (RNAPI), with homology to Rpb7/Rpb4 (RNAPII), Rpc25/Rpc17 (RNAPIII) and RpoE/RpoF (archaea)...
  4. Briand J, Navarro F, Rematier P, Boschiero C, Labarre S, Werner M, et al. Partners of Rpb8p, a small subunit shared by yeast RNA polymerases I, II and III. Mol Cell Biol. 2001;21:6056-65 pubmed
    ..A ygr089-Delta null mutant has no detectable growth defect but aggravates the conditional growth defect of rpb8 mutants, suggesting that the interaction with Rpb8p may be physiologically relevant. ..
  5. Van Mullem V, Landrieux E, Vandenhaute J, Thuriaux P. Rpa12p, a conserved RNA polymerase I subunit with two functional domains. Mol Microbiol. 2002;43:1105-13 pubmed
    ..N-terminal domain fail to grow at 34 degrees C, are sensitive to nucleotide-depleting drugs and become lethal in rpa14-Delta mutants lacking the non-essential RNA polymerase I subunit Rpa14p...