Evidence map›Paper›PMID 10594014›Full record

ArticleMolecular and cellular biology2000

Alleviation of human papillomavirus E2-mediated transcriptional repression via formation of a TATA binding protein (or TFIID)-TFIIB-RNA polymerase II-TFIIF preinitiation complex.

S Y Hou, S Y Wu, T Zhou, M C Thomas, C M Chiang

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 2000. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
1.8field-weighted citation impact, top 15% 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

31 citing papers in PubMed, 50 citations in OpenAlex.

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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

5 authors at 1 institution in 1 country.

S Y HouDepartment of Biochemistry, University of Illinois, Urbana, Illinois 61801, USA.
S Y Wu
T Zhou
M C Thomas
C M Chiang
University of Illinois Urbana-Champaign · US

Funding

ROLE OF CELLULAR PROTEINS IN HPV TRANSCRIPTIONR01CA081017 · NCI · UNIVERSITY OF ILLINOIS URBANA-CHAMPAIGN · PI CHIANG, CHENG-MING · 2000 to 2004
$1.0M
NCI NIH HHS CA81017NCI NIH HHS R01 CA081017
6 · The paper itself

Abstract

Transcription in human papillomaviruses (HPVs) is mainly regulated by cellular transcription factors and virus-encoded E2 proteins that act as sequence-specific DNA-binding proteins. Although the functions of E2 as a transcriptional activator and a repressor have been well documented, the role of cellular factors involved in E2-mediated regulation of the HPV promoters and the mechanism by which E2 modulates viral gene expression remain unclear. Using reconstituted cell-free transcription systems, we found that cellular enhancer-binding factors and general cofactors, such as TAF(II)s, TFIIA, Mediator, and PC4, are not required for E2-mediated repression. Unlike other transcriptional repressors that function through recruitment of histone deacetylase or corepressor complexes, HPV E2 is able to directly target components of the general transcription machinery to exert its repressor activity on the natural HPV E6 promoter. Interestingly, preincubation of TATA binding protein (TBP) or TFIID with HPV template is not sufficient to overcome E2-mediated repression, which can be alleviated only via formation of a minimal TBP (or TFIID)-TFIIB-RNA polymerase II-TFIIF preinitiation complex. Our data therefore indicate that E2 does not simply work by displacing TBP or TFIID from binding to the adjacent TATA box. Instead, E2 appears to function as an active repressor that directly inhibits HPV transcription at steps after TATA recognition by TBP or TFIID.

Indexed as

TATA BoxTranscription, GeneticBase SequenceDNA-Binding ProteinsGene Expression Regulation, ViralHeLa CellsHumansMolecular Sequence DataOncogene Proteins, ViralPapillomaviridaeProtein BindingRNA Polymerase IITranscription Factors, TFIITranscription Factor TFIIDDNA-Binding Proteinsoncogene protein E2, Human papillomavirus type 1Oncogene Proteins, ViralRNA Polymerase IITranscription Factors, TFIITranscription Factor TFIID

Identifiers

PMID10594014
PMCPMC85067
OpenAlexW2157749054

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.