Evidence map›Paper›PMID 9121429›Full record

ArticleMolecular and cellular biology1997

The human immunodeficiency virus transactivator Tat interacts with the RNA polymerase II holoenzyme.

T P Cujec, H Cho, E Maldonado, J Meyer, D Reinberg, B M Peterlin

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed
4.9field-weighted citation impact, top 3% 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

49 citing papers in PubMed, 110 citations in OpenAlex.

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  9. Transcription factor effector domains.Sub-cellular biochemistry · 2011
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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

6 authors at 1 institution in 1 country.

T P CujecDepartment of Medicine, University of California at San Francisco, 94143-0724, USA.
H Cho
E Maldonado
J Meyer
D Reinberg
B M Peterlin
Howard Hughes Medical Institute · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The human immunodeficiency virus (HIV) encodes a transcriptional transactivator (Tat), which binds to an RNA hairpin called the transactivation response element (TAR) that is located downstream of the site of initiation of viral transcription. Tat stimulates the production of full-length viral transcripts by RNA polymerase II (pol II). In this study, we demonstrate that Tat coimmunoprecipitates with the pol II holoenzyme in cells and that it binds to the purified holoenzyme in vitro. Furthermore, Tat affinity chromatography purifies a holoenzyme from HeLa nuclear extracts which, upon addition of TBP and TFIIB, supports Tat transactivation in vitro, indicating that it contains all the cellular proteins required for the function of Tat. By demonstrating that Tat interacts with the holoenzyme in the absence of TAR, our data suggest a single-step assembly of Tat and the transcription complex on the long terminal repeat of HIV.

Indexed as

AnimalsBase SequenceBinding SitesCOS CellsDNA PrimersGene Products, tatHIV-1HIV Long Terminal RepeatHumansIn Vitro TechniquesMutagenesis, Site-DirectedPolymerase Chain ReactionRatsRNA Polymerase IItat Gene Products, Human Immunodeficiency VirusTranscription, GeneticDNA PrimersGene Products, tatRNA Polymerase IItat Gene Products, Human Immunodeficiency Virus

Identifiers

PMID9121429
PMCPMC232028
OpenAlexW2154743385

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.