Evidence map›Paper›PMID 7667109›Full record

ArticleNucleic acids research1995

Quantification of DNA-protein interaction by UV crosslinking.

G Molnar, N O'Leary, A B Pardee, D W Bradley

Open access · bronzeAbstract read
In one paragraph

Article in Nucleic acids research, 1995. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.3field-weighted citation impact, top 46% 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

7 citing papers in PubMed, 14 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

4 authors at 1 institution in 1 country.

G MolnarDana-Farber Cancer Institute, Division of Cell Growth and Regulation, Boston, MA 02115, USA.
N O'Leary
A B Pardee
D W Bradley
Dana-Farber Cancer Institute · US

Funding

MOLECULAR BIOLOGY OF G1/S REGULATION IN MURINE CELLSR01GM024571 · NIGMS · DANA-FARBER CANCER INSTITUTE · PI PARDEE, ARTHUR B · 1985 to 1995
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NIGMS NIH HHS GM24571
6 · The paper itself

Abstract

Measurement of the affinity of a protein for a promoter sequence is critical when assessing its potential to regulate transcription. Here we report that the DNA protein crosslinking (DPC) assay can be used to measure affinity, amount and molecular weight of DNA binding proteins to specific and non-specific DNA sequences. By applying a theoretical analysis to evaluate the binding data, it was shown that the affinity constants of two proteins (named DPC80 and DPC107) to the MT3 region of the mouse thymidine kinase promoter were 2 x 10(-9) M, which is 10(4) times higher than to non-specific DNA. Similar affinity constants were found when the purified proteins corresponding to DPC80 and DPC107 instead of nuclear extracts were used to assess the reliability of the DPC assay. A value for crosslinking efficiency was determined as 0.07, however, it is not needed for computation of the DNA-protein affinity, but with it the abundance of a binding protein can be estimated. In summary, the DPC assay is useful for quantifying DNA binding proteins and thereby judging their influence on transcription.

Indexed as

3T3 CellsAnimalsBase SequenceCross-Linking ReagentsDNADNA-Binding ProteinsDNA ProbesIn Vitro TechniquesKineticsMiceModels, BiologicalMolecular Sequence DataMolecular WeightPromoter Regions, GeneticProtein BindingThymidine KinaseCross-Linking ReagentsDNADNA-Binding ProteinsDNA ProbesThymidine Kinase

Identifiers

PMID7667109
PMCPMC307194
OpenAlexW2088803989

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.