Evidence map›Paper›PMID 33888562›Full record

ReviewGenes & development2021

Protein phosphatases in the RNAPII transcription cycle: erasers, sculptors, gatekeepers, and potential drug targets.

Giacomo Cossa, Pabitra K Parua, Martin Eilers, Robert P Fisher

Open access · diamondAbstract readReview
In one paragraph

Review in Genes & development, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
–field-weighted citation impact
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

42 citing papers in PubMed, 69 citations in OpenAlex.

  1. Review
  2. Targeting CDKs in the RNAPII transcription cycle.Nature reviews. Drug discovery · 2026
    Review
  3. Article
  4. Article
  5. Kinetic control of mammalian transcription elongation.Nature structural & molecular biology · 2026
    Article
  6. Article
  7. LUMINIDEPENDENS orchestrates global transcriptional repression inProceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  8. Article
  9. Article
  10. Article
  11. Review
  12. Article
  13. Article
  14. Article
  15. Review
  16. Review
  17. Article
  18. Article
  19. Article
  20. Article
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 2 countries.

Giacomo CossaDepartment of Biochemistry and Molecular Biology, Biocenter, University of Würzburg, 97074 Würzburg, Germany.
Pabitra K ParuaDepartment of Oncological Sciences, Icahn School of Medicine at Mount Sinai, New York, New York 10029, USA.
Martin EilersDepartment of Biochemistry and Molecular Biology, Biocenter, University of Würzburg, 97074 Würzburg, Germany.
Robert P FisherDepartment of Oncological Sciences, Icahn School of Medicine at Mount Sinai, New York, New York 10029, USA.
Icahn School of Medicine at Mount Sinai · USUniversity of Würzburg · DE

Funding

Cyclin-dependent kinase control of cell-division and transcription cyclesR35GM127289 · NIGMS · ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI · PI ROBERT P FISHER · 2018 to 2026
$4.4M
NIGMS NIH HHS R35 GM127289
6 · The paper itself

Abstract

The transcription cycle of RNA polymerase II (RNAPII) is governed at multiple points by opposing actions of cyclin-dependent kinases (CDKs) and protein phosphatases, in a process with similarities to the cell division cycle. While important roles of the kinases have been established, phosphatases have emerged more slowly as key players in transcription, and large gaps remain in understanding of their precise functions and targets. Much of the earlier work focused on the roles and regulation of sui generis and often atypical phosphatases-FCP1, Rtr1/RPAP2, and SSU72-with seemingly dedicated functions in RNAPII transcription. Decisive roles in the transcription cycle have now been uncovered for members of the major phosphoprotein phosphatase (PPP) family, including PP1, PP2A, and PP4-abundant enzymes with pleiotropic roles in cellular signaling pathways. These phosphatases appear to act principally at the transitions between transcription cycle phases, ensuring fine control of elongation and termination. Much is still unknown, however, about the division of labor among the PPP family members, and their possible regulation by or of the transcriptional kinases. CDKs active in transcription have recently drawn attention as potential therapeutic targets in cancer and other diseases, raising the prospect that the phosphatases might also present opportunities for new drug development. Here we review the current knowledge and outstanding questions about phosphatases in the context of the RNAPII transcription cycle.

Indexed as

AnimalsDrug Delivery SystemsHumansPhosphoprotein PhosphatasesRNA Polymerase IITranscription, GeneticPhosphoprotein PhosphatasesRNA Polymerase IIcyclin-dependent kinases (CDKs)phosphoprotein phosphatasespromoter-proximal pausingprotein phosphatase 1 (PP1)protein phosphatase 2A (PP2A)protein phosphatase 4 (PP4)protein phosphorylationRNAPII C-terminal domain (CTD)RNA polymerase II (RNAPII)

Identifiers

PMID33888562
PMCPMC8091971
OpenAlexW3155843147

What OpenQuestion holds

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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.