Evidence map›Paper›PMID 17942416›Full record

ArticleNucleic acids research2007

MyoD uses overlapping but distinct elements to bind E-box and tetraplex structures of regulatory sequences of muscle-specific genes.

Jeny Shklover, Shulamit Etzioni, Pnina Weisman-Shomer, Anat Yafe, Eyal Bengal, Michael Fry

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.2field-weighted citation impact, top 23% 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

16 citing papers in PubMed, 25 citations in OpenAlex.

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  5. Mechanisms of Binding Specificity among bHLH Transcription Factors.International journal of molecular sciences · 2021
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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.

Jeny ShkloverDepartment of Biochemistry, Rappaport Faculty of Medicine, Technion - Israel Institute of Technology, POB 9649 Bat Galim, Haifa 31096, Israel.
Shulamit Etzioni
Pnina Weisman-Shomer
Anat Yafe
Eyal Bengal
Michael Fry
Technion – Israel Institute of Technology · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Muscle differentiation and expression of muscle-specific proteins are initiated by the binding of heterodimers of the transcription factor MyoD with E2A proteins to E-box motif d(CANNTG) in promoters or enhancers of muscle-specific genes. MyoD homodimers, however, form tighter complexes with tetraplex structures of guanine-rich regulatory sequences of some muscle genes. In this work, we identified elements in MyoD that bind E-box or tetraplex structures of promoter sequences of the muscle-specific genes alpha7 integrin and sarcomeric Mitochondrial Creatine Kinase (sMtCK). Deletions of large domains of the 315 amino acids long recombinant MyoD indicated that the binding site for both E-box and tetraplex DNA is its basic region KRKTTNADRRKAATMRERRR that encompasses the three underlined clusters of basic residues designated R(1), R(2) and R(3). Deletion of a single or pairs of R triads or R111C substitution completely abolished the E-box-binding capacity of MyoD. By contrast, the MyoD deletion mutants Delta102-114, DeltaR(3), DeltaR(1)R(3) or DeltaR(2)R(3) maintained comparable tetraplex DNA-binding capacity as reflected by the similar dissociation constants of their protein-DNA complexes. Only deletion of all three basic clusters abolished the binding of tetraplex DNA. Implications of the binding of E-box and tetraplex DNA by non-identical MyoD elements are considered.

Indexed as

E-Box ElementsG-QuadruplexesPromoter Regions, GeneticAmino Acids, BasicAnimalsAntigens, CDBinding SitesCreatine Kinase, Mitochondrial FormIntegrin alpha ChainsMiceMutationMyoD ProteinAmino Acids, BasicAntigens, CDCreatine Kinase, Mitochondrial Formintegrin alpha7Integrin alpha ChainsMyoD1 myogenic differentiation proteinMyoD Protein

Identifiers

PMID17942416
PMCPMC2175354
OpenAlexW1978939779

What OpenQuestion holds

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LicenceCC BY-NC
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.