Evidence map›Paper›PMID 1549104›Full record

ArticleMolecular and cellular biology1992

Protein-DNA interactions associated with the onset of testis-specific expression of the mammalian Pgk-2 gene.

M M Gebara, J R McCarrey

Abstract 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 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
11.3field-weighted citation impact, top 1% 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

11 citing papers in PubMed, 65 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

2 authors at 1 institution in 1 country.

M M GebaraDivision of Reproductive Biology, Johns Hopkins University School of Hygiene and Public Health, Baltimore, Maryland 21205.
J R McCarrey
Johns Hopkins University · US

Funding

GENE REGULATION IN SPERMATOGENESISK04HD000829 · NICHD · SOUTHWEST FOUNDATION FOR BIOMEDICAL RES · PI MCCARREY, JOHN R · 1988 to 1992
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GENE REGULATION IN SPERMATOGENESISR01HD023126 · NICHD · SOUTHWEST FOUNDATION FOR BIOMEDICAL RES · PI MCCARREY, JOHN R · 1987 to 1998
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NICHD NIH HHS HD 00829NICHD NIH HHS HD 23126
6 · The paper itself

Abstract

We have identified difference in protein-DNA interactions associated with the promoter of the mammalian spermatogenesis-specific Pgk-2 gene in expressing and nonexpressing cells, using a band shift assay. We compared DNA-binding activities in nuclear protein extracts from expressing adult testis cells versus nonexpressing prepuberal testis cells and nonexpressing somatic cells. One or two DNA-binding activities were found to be uniquely associated with the expressed state of Pgk-2, while a third appears to be associated with the nonexpressed state. All three of these activities map to a region within the first 40 bp upstream from the core promoter of this gene. The Pgk-2 core promoter lacks a TATA box but contain a GC box and a CAAT box. We show that the GC box binds the ubiquitous transcription factor Sp1 and that the CAAT box binds CTF-1, both of which are present in extracts from all three tissue types tested. These results suggest that tissue-specific transcription of the Pgk-2 gene is associated with changes in protein-DNA interactions occurring within a 40-bp enhancer region and that different arrays of protein-DNA interactions in this region are associated with the actively expressed state of the Pgk-2 gene in spermatocytes and spermatids and with the terminally repressed state of Pgk-2 in somatic cells.

Indexed as

Gene Expression RegulationAnimalsBase SequenceMaleMiceModels, GeneticMolecular Sequence DataOrgan SpecificityPhosphoglycerate KinaseRegulatory Sequences, Nucleic AcidSequence Homology, Nucleic AcidSexual MaturationSp1 Transcription FactorTestisTranscription FactorsTranscription, GeneticPhosphoglycerate KinaseSp1 Transcription FactorTranscription Factors

Identifiers

PMID1549104
PMCPMC369583
OpenAlexW1769439638

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.