Evidence map›Paper›PMID 15367681›Full record

ArticleMolecular and cellular biology2004

Suppressor of fused regulates Gli activity through a dual binding mechanism.

Mark Merchant, Felix F Vajdos, Mark Ultsch, Henry R Maun, Ulrich Wendt, Jennifer Cannon, William Desmarais, Robert A Lazarus, Abraham M de Vos, Frederic J de Sauvage

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed
2.6field-weighted citation impact, top 10% 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

63 citing papers in PubMed, 123 citations in OpenAlex.

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3 more citing papers are in PubMed but not listed here.

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

10 authors at 3 institutions in 2 countries.

Mark MerchantDepartment of Molecular Biology, Genentech, Inc., 1 DNA Way, South San Francisco, CA 94080, USA. mmerch@gene.com
Felix F Vajdos
Mark Ultsch
Henry R Maun
Ulrich Wendt
Jennifer Cannon
William Desmarais
Robert A Lazarus
Abraham M de Vos
Frederic J de Sauvage
PDL BioPharma (United States) · USPfizer (United States) · USUniversity of Freiburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The Hedgehog pathway drives proliferation and differentiation by activating the Gli/Ci family of zinc finger transcription factors. Gli/Ci proteins form Hedgehog signaling complexes with other signaling components, including the kinesin-like protein Costal-2, the serine-threonine kinase Fused, and Suppressor of Fused [Su(fu)]. In these complexes Gli/Ci proteins are regulated by cytoplasmic sequestration, phosphorylation, and proteolysis. Here we characterize structural and functional determinants of Su(fu) required for Gli regulation and show that Su(fu) contains at least two distinct domains: a highly conserved carboxy-terminal region required for binding to the amino-terminal ends of the Gli proteins and a unique amino-terminal domain that binds the carboxy-terminal tail of Gli1. While each domain is capable of binding to different Gli1 regions independently, interactions between Su(fu) and Gli1 at both sites are required for cytoplasmic tethering and repression of Gli1. Furthermore, we have solved the crystal structure of the amino-terminal domain of human Su(fu)(27-268) at 2.65 A resolution. This domain forms a concave pocket with a prominent acidic patch. Mutation at Asp(159) in the acidic patch disrupts Gli1 tethering and repression while not strongly disrupting binding, indicating that the amino-terminal domain of Su(fu) likely impacts Gli binding through a mechanism distinct from that for tethering and repression. These studies provide a structural basis for understanding the function of Su(fu).

Indexed as

AnimalsBinding SitesChlorocebus aethiopsCOS CellsDNA Mutational AnalysisGene Expression RegulationGenes, ReporterHumansProtein Structure, SecondaryProtein Structure, TertiaryRepressor ProteinsTranscription FactorsZinc Finger Protein GLI1GLI1 protein, humanRepressor ProteinsSUFU protein, humanTranscription FactorsZinc Finger Protein GLI1

Identifiers

PMID15367681
PMCPMC516763
OpenAlexW2045940154

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.