Evidence map›Paper›PMID 8475104›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1993

Temporal regulation of cyclin A-p107 and p33cdk2 complexes binding to a human thymidine kinase promoter element important for G1-S phase transcriptional regulation.

L J Li, G S Naeve, A S Lee

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1993. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
5.7field-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

18 citing papers in PubMed, 58 citations in OpenAlex.

  1. Role of cell cycle proteins in CNS injury.Neurochemical research · 2007
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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.

L J LiDepartment of Biochemistry, University of Southern California School of Medicine, Los Angeles 90033.
G S Naeve
A S Lee
University of Southern California · US

Funding

GROWTH REGULATION OF REPLICATION-DEPENDENT GENESR01GM031138 · NIGMS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI LEE, AMY S · 1987 to 1996
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NIGMS NIH HHS GM31138
6 · The paper itself

Abstract

The cyclins are an extensive family of proteins whose cell cycle-dependent synthesis is postulated to control multiple events during the cell cycle. The synthesis of A-type cyclins begins at the start of S phase. In mammalian cells, association with the cdc-type kinases suggests that cyclin A complexes are important for DNA replication and regulating other DNA-bound substrates required for S phase. We report here that a 25-bp promoter element previously shown to be important for the G1-S activation of the human thymidine kinase (htk) promoter in growth-stimulated cells is a cellular target of cyclin A and the p33cdk2 complexes. Though the p33cdk2 and other nuclear factor complexes exhibit constitutive binding to the htk G1-S regulatory domain, the binding activity of a cyclin A/p107 protein complex is greatly enhanced when the cells enter S phase, correlating with the increase in the tk mRNA levels and the replication of DNA. The binding activity of the cyclin A complex is maintained throughout S phase. Mutation of the DNA sequences on either half of the 25-bp protein binding site results in the loss of its ability to compete efficiently in vitro for the htk complexes, including that of cyclin A-containing complex. The loss of high-affinity binding for the htk complexes also substantially reduces the S-phase regulation of the htk promoter in vivo. Our results support the hypothesis that a cyclin A complex, in association with the p33cdk2 kinase, mediates the S-phase-regulated transcription of the htk promoter in growth-stimulated cells.

Indexed as

CDC2-CDC28 KinasesCyclin-Dependent KinasesGene Expression RegulationPromoter Regions, GeneticProtein Serine-Threonine KinasesTranscription, GeneticBase SequenceCell CycleCell LineChloramphenicol O-AcetyltransferaseCyclin-Dependent Kinase 2CyclinsDNA-Binding ProteinsG1 PhaseHumansKineticsCDC2-CDC28 KinasesCDK2 protein, humanChloramphenicol O-AcetyltransferaseCyclin-Dependent Kinase 2Cyclin-Dependent KinasesCyclinsDNA-Binding ProteinsOligodeoxyribonucleotidesProtein KinasesProtein Serine-Threonine KinasesRecombinant Fusion ProteinsThymidine Kinase

Identifiers

PMID8475104
PMCPMC46339
OpenAlexW2069527540

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.