Evidence map›Paper›PMID 1373806›Full record

ArticleMolecular and cellular biology1992

Stability of Drosophila RNA polymerase II elongation complexes in vitro.

D D Kephart, N F Marshall, D H Price

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 1992. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed
3.3field-weighted citation impact, top 7% 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

35 citing papers in PubMed, 62 citations in OpenAlex.

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  12. Cotranscriptional processing of Drosophila histone mRNAs.Molecular and cellular biology · 2003
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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

3 authors at 1 institution in 1 country.

D D KephartDepartment of Biochemistry, University of Iowa, Iowa City 52242.
N F Marshall
D H Price
University of Iowa · US

Funding

FACTORS INVOLVED IN TRANSCRIPTION BY RNA POLYMERSASE IIR01GM035500 · NIGMS · UNIVERSITY OF IOWA · PI PRICE, DAVID H · 1985 to 2017
$6.5M
NIDDK NIH HHS DK25292NIGMS NIH HHS GM35500
6 · The paper itself

Abstract

We show that nuclear extract from Drosophila Kc cells supports efficient elongation by RNA polymerase II initiated from the actin 5C promoter. The addition of 0.3% Sarkosyl, 1 mg of heparin per ml, or 250 mM KCl immediately after initiation has two effects. First, the elongation rate is reduced 80 to 90% as a result of the inhibition of elongation factors. Second, there is an increase in the amount of long runoff RNA, suggesting that there is an early block to elongation that is relieved by the disruptive reagents. Consistent with the first effect, we find that the ability of factor 5 (TFIIF) to stimulate the elongation rate is inhibited by the disruptive agents when assayed in a defined system containing pure RNA polymerase II and a dC-tailed template. The disruptive agents also inhibit the ability of DmS-II to suppress transcriptional pausing but only slightly reduce the ability of DmS-II to increase the elongation rate twofold. The pause sites encountered by RNA polymerase II after initiation at a promoter and subsequent treatment with the disruptive reagents are also recognized by pure polymerase transcribing a dC-tailed template. It has been suggested that 5,6-dichloro-1-beta-D-ribofuranosylbenzimidazole inhibits RNA polymerase II during elongation, but we find that the purine nucleoside analog has no effect on elongation complexes containing RNA over 500 nucleotides in length or on the action of factor 5 or DmS-II in the defined system.

Indexed as

Promoter Regions, GeneticTranscription, GeneticActinsAnimalsBase SequenceCell LineDrosophilaHeparinMolecular Sequence DataOligodeoxyribonucleotidesPotassium ChlorideRestriction MappingRNARNA Polymerase IISarcosineTemplates, GeneticActinsHeparinOligodeoxyribonucleotidesPotassium ChlorideRNARNA Polymerase IISarcosinesarkosylTranscription Factors

Identifiers

PMID1373806
PMCPMC364378
OpenAlexW1754994796

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.