Evidence map›Paper›PMID 8892874›Full record

ArticleJournal of virology1996

Enhanced transcriptional activation by E2 proteins from the oncogenic human papillomaviruses.

R Kovelman, G K Bilter, E Glezer, A Y Tsou, M S Barbosa

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
3.2field-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

28 citing papers in PubMed, 53 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.

R KovelmanDepartment of Virology, Signal Pharmaceuticals, Inc., San Diego, California 92121, USA. rkovelma@signalpharm.com.
G K Bilter
E Glezer
A Y Tsou
M S Barbosa
SignalRx Pharmaceuticals (United States) · US

Funding

NCI NIH HHS CA55703
6 · The paper itself

Abstract

A systematic comparison of transcriptional activation by papillomavirus E2 proteins revealed that the E2 proteins from high-risk human papillomaviruses (human papillomavirus type 16 [HPV-16] and HPV-18) are much more active than are the E2 proteins from low-risk HPVs (HPV-6b and HPV-11). Despite the tropism of HPVs for particular epithelial cell types, this difference in transcriptional activation was observed in a number of different epithelial and nonepithelial cells. The enhanced activities of the E2 proteins from high-risk HPVs did not result from higher steady-state levels of protein in vivo, and in vitro DNA-binding assays revealed similar binding properties for these two classes of E2 proteins. These results demonstrate that the E2 proteins from high-risk HPVs have an intrinsically enhanced potential to activate transcription from promoters with E2-responsive elements. We found that there are also substantial differences between the activation properties of the bovine papillomavirus type 1 E2 protein and those of either of the two classes of HPV E2 proteins, especially with regard to requirements for particular configurations of E2 binding sites in the target promoter. Our results indicate that there are at least three distinct functional classes of E2 proteins and that these classes of E2 proteins may perform different roles during the respective viral life cycles.

Indexed as

Transcriptional ActivationAnimalsBinding SitesBovine papillomavirus 1CattleCell ExtractsDNA-Binding ProteinsHumansOncogene Proteins, ViralPapillomaviridaeRecombinant Fusion ProteinsStructure-Activity RelationshipTransfectionTumor Cells, CulturedViral ProteinsCell ExtractsDNA-Binding ProteinsE2 protein, Bovine papillomavirusE2 protein, Human papillomavirus type 16oncogene protein E2, Human papillomavirus type 18Oncogene Proteins, ViralRecombinant Fusion ProteinsViral Proteins

Identifiers

PMID8892874
PMCPMC190823
OpenAlexW2118311243

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.