Evidence map›Paper›PMID 12809553›Full record

ArticleThe Biochemical journal2003

Phosphorylation of BATF regulates DNA binding: a novel mechanism for AP-1 (activator protein-1) regulation.

Christopher D Deppmann, Tina M Thornton, Fransiscus E Utama, Elizabeth J Taparowsky

Abstract read
In one paragraph

Article in The Biochemical journal, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
–field-weighted citation impact
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

19 citing papers in PubMed.

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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.

Christopher D DeppmannDepartment of Biological Sciences, Purdue University, West Lafayette, IN 47907-1392, USA.
Tina M Thornton
Fransiscus E Utama
Elizabeth J Taparowsky

Funding

BATF in Blood Cell Growth, Development and MalignanciesR01CA078264 · NCI · PURDUE UNIVERSITY WEST LAFAYETTE · PI TAPAROWSKY, ELIZABETH J · 1998 to 2006
$1.7M
TRAINING IN DRUG AND CARCINOGEN-DNA INTERACTIONST32CA009634 · NCI · PURDUE UNIVERSITY WEST LAFAYETTE · PI BERGSTROM, DONALD E. · 1990 to 2006
$1.4M
NCI NIH HHS CA-009634NCI NIH HHS CA-78264
6 · The paper itself

Abstract

BATF is a member of the AP-1 (activator protein-1) family of bZIP (basic leucine zipper) transcription factors that form transcriptionally inhibitory, DNA binding heterodimers with Jun proteins. In the present study, we demonstrate that BATF is phosphorylated in vivo on multiple serine and threonine residues and at least one tyrosine residue. Reverse-polarity PAGE revealed that serine-43 and threonine-48 within the DNA binding domain of BATF are phosphorylated. To model phosphorylation of the BATF DNA binding domain, serine-43 was replaced by an aspartate residue. BATF(S43D) retains the ability to dimerize with Jun proteins in vitro and in vivo, and the BATF(S43D):Jun heterodimer localizes properly to the nucleus of cells. Interestingly, BATF(S43D) functions like wild-type BATF to reduce AP-1-mediated gene transcription, despite the observed inability of the BATF(S43D):Jun heterodimer to bind DNA. These data demonstrate that phosphorylation of serine-43 converts BATF from a DNA binding into a non-DNA binding inhibitor of AP-1 activity. Given that 40% of mammalian bZIP transcription factors contain a residue analogous to serine-43 of BATF in their DNA binding domains, the phosphorylation event described here represents a mechanism that is potentially applicable to the regulation of many bZIP proteins.

Indexed as

Amino Acid SequenceAnimalsBasic-Leucine Zipper Transcription FactorsDNA-Binding ProteinsHeLa CellsHumansJurkat CellsLeucine ZippersMiceMice, TransgenicMolecular Sequence DataPhosphorylationProtein BindingProtein Structure, QuaternaryProtein Structure, TertiaryProto-Oncogene Proteins c-junBasic-Leucine Zipper Transcription FactorsBatf protein, mouseDNA-Binding ProteinsProto-Oncogene Proteins c-junSerineTranscription Factor AP-1Transcription Factors

Identifiers

PMID12809553
PMCPMC1223616

What OpenQuestion holds

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Read underepoch 390

Registered trials

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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.