Evidence map›Paper›PMID 18469135›Full record

ArticleEukaryotic cell2008

Direct interactions between the Paf1 complex and a cleavage and polyadenylation factor are revealed by dissociation of Paf1 from RNA polymerase II.

Kristen Nordick, Matthew G Hoffman, Joan L Betz, Judith A Jaehning

Open access · diamondAbstract read
In one paragraph

Article in Eukaryotic cell, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 67 papers.

0numbers the graph read from it
0cells of the map it votes in
67citing papers in PubMed
3.0field-weighted citation impact, top 8% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

67 citing papers in PubMed, 86 citations in OpenAlex.

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  20. Phyllotactic regularity requires the Paf1 complex inDevelopment (Cambridge, England) · 2017
    Article

7 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 1 country.

Kristen NordickDepartment of Biochemistry and Molecular Genetics and Molecular Biology Program, University of Colorado School of Medicine, 12801 East 17th Ave., P.O. Box 6511, Aurora, CO 80045, USA.
Matthew G Hoffman
Joan L Betz
Judith A Jaehning
University of Colorado Denver · USRegis University · US

Funding

MOLECULAR ANALYSIS OF YEAST TRANSPORTATIONR01GM038101 · NIGMS · UNIVERSITY OF COLORADO DENVER · PI JAEHNING, JUDITH A. · 1987 to 2004
$1.4M
Subunit interactions of components of yeast Paf1 complexR15GM076099 · NIGMS · REGIS UNIVERSITY · PI BETZ, JOAN L · 2006 to 2006
$189k
NIGMS NIH HHS R01 GM038101NIGMS NIH HHS R01-GM038101NIGMS NIH HHS R15 GM076099NIGMS NIH HHS R15-GM076099
6 · The paper itself

Abstract

The Paf1 complex (Paf1, Ctr9, Cdc73, Rtf1, and Leo1) is normally associated with RNA polymerase II (Pol II) throughout the transcription cycle. However, the loss of either Rtf1 or Cdc73 results in the detachment of the Paf1 complex from Pol II and the chromatin form of actively transcribed genes. Using functionally tagged forms of the Paf1 complex factors, we have determined that, except for the more loosely associated Rtf1, the remaining components stay stably associated with one another in an RNase-resistant complex after dissociation from Pol II and chromatin. The loss of Paf1, Ctr9, or to a lesser extent Cdc73 or Rtf1 results in reduced levels of serine 2 phosphorylation of the Pol II C-terminal domain and in increased read through of the MAK21 polyadenylation site. We found that the cleavage and polyadenylation factor Cft1 requires the Pol II-associated form of the Paf1 complex for full levels of interaction with the serine 5-phosphorylated form of Pol II. When the Paf1 complex is dissociated from Pol II, a direct interaction between Cft1 and the Paf1 complex can be detected. These results are consistent with the Paf1 complex providing a point of contact for recruitment of 3'-end processing factors at an early point in the transcription cycle. The lack of this connection helps to explain the defects in 3'-end formation observed in the absence of Paf1.

Indexed as

Cell Cycle ProteinsGene Expression Regulation, FungalmRNA Cleavage and Polyadenylation FactorsNuclear ProteinsProtein BindingRNA Polymerase IIRNA Processing, Post-TranscriptionalSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsTATA-Box Binding ProteinTranscriptional Elongation FactorsCDC73 protein, S cerevisiaeCell Cycle ProteinsCTR9 protein, S cerevisiaemRNA Cleavage and Polyadenylation FactorsNuclear ProteinsPAF1 protein, S cerevisiaeRNA Polymerase IIRTF1 protein, S cerevisiaeSaccharomyces cerevisiae ProteinsTATA-Box Binding ProteinTranscriptional Elongation Factors

Identifiers

PMID18469135
PMCPMC2446681
OpenAlexW2120703838

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.