Evidence map›Paper›PMID 28396409›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2017

Structural hierarchy controlling dimerization and target DNA recognition in the AHR transcriptional complex.

Seung-Hyeon Seok, Woojong Lee, Li Jiang, Kaivalya Molugu, Aiping Zheng, Yitong Li, Sanghyun Park, Christopher A Bradfield, Yongna Xing

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 71 papers.

0numbers the graph read from it
0cells of the map it votes in
71citing papers in PubMed
2.8field-weighted citation impact, top 9% 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

71 citing papers in PubMed, 127 citations in OpenAlex.

  1. Juvenile hormone receptor relies on conserved domain interfaces for dimerization-dependent activity.Proceedings of the National Academy of Sciences of the United States of America · 2026
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  12. The aryl hydrocarbon receptor: a new frontier in male reproductive system.Reproductive biology and endocrinology : RB&E · 2025
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11 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors at 1 institution in 1 country.

Seung-Hyeon SeokMcArdle Laboratory for Cancer Research, Department of Oncology, School of Medicine and Public Health, University of Wisconsin, Madison, WI 53705.ORCID 0000-0002-2396-8810
Woojong LeeMcArdle Laboratory for Cancer Research, Department of Oncology, School of Medicine and Public Health, University of Wisconsin, Madison, WI 53705.
Li JiangMcArdle Laboratory for Cancer Research, Department of Oncology, School of Medicine and Public Health, University of Wisconsin, Madison, WI 53705.
Kaivalya MoluguMcArdle Laboratory for Cancer Research, Department of Oncology, School of Medicine and Public Health, University of Wisconsin, Madison, WI 53705.
Aiping ZhengMcArdle Laboratory for Cancer Research, Department of Oncology, School of Medicine and Public Health, University of Wisconsin, Madison, WI 53705.
Yitong LiMcArdle Laboratory for Cancer Research, Department of Oncology, School of Medicine and Public Health, University of Wisconsin, Madison, WI 53705.
Sanghyun ParkMcArdle Laboratory for Cancer Research, Department of Oncology, School of Medicine and Public Health, University of Wisconsin, Madison, WI 53705.
Christopher A BradfieldMcArdle Laboratory for Cancer Research, Department of Oncology, School of Medicine and Public Health, University of Wisconsin, Madison, WI 53705.
Yongna XingMcArdle Laboratory for Cancer Research, Department of Oncology, School of Medicine and Public Health, University of Wisconsin, Madison, WI 53705; xing@oncology.wisc.edu.
University of Wisconsin–Madison · US

Funding

Structural and Biochemical Insights into PP2A Holoenzyme BiogenesisR01GM096060 · NIGMS · UNIVERSITY OF WISCONSIN-MADISON · PI XING, YONGNA · 2012 to 2016
$1.7M
Transgenic Models of Ah Receptor ActionR01ES020668 · NIEHS · UNIVERSITY OF WISCONSIN-MADISON · PI BRADFIELD, CHRISTOPHER A · 2012 to 2016
$1.7M
NIEHS NIH HHS R01 ES020668NIGMS NIH HHS R01 GM096060
6 · The paper itself

Abstract

The aryl hydrocarbon receptor (AHR) belongs to the PAS (PER-ARNT-SIM) family transcription factors and mediates broad responses to numerous environmental pollutants and cellular metabolites, modulating diverse biological processes from adaptive metabolism, acute toxicity, to normal physiology of vascular and immune systems. The AHR forms a transcriptionally active heterodimer with ARNT (AHR nuclear translocator), which recognizes the dioxin response element (DRE) in the promoter of downstream genes. We determined the crystal structure of the mammalian AHR-ARNT heterodimer in complex with the DRE, in which ARNT curls around AHR into a highly intertwined asymmetric architecture, with extensive heterodimerization interfaces and AHR interdomain interactions. Specific recognition of the DRE is determined locally by the DNA-binding residues, which discriminates it from the closely related hypoxia response element (HRE), and is globally affected by the dimerization interfaces and interdomain interactions. Changes at the interdomain interactions caused either AHR constitutive nuclear localization or failure to translocate to nucleus, underlying an allosteric structural pathway for mediating ligand-induced exposure of nuclear localization signal. These observations, together with the global higher flexibility of the AHR PAS-A and its loosely packed structural elements, suggest a dynamic structural hierarchy for complex scenarios of AHR activation induced by its diverse ligands.

Indexed as

AnimalsAryl Hydrocarbon Receptor Nuclear TranslocatorDimerizationGene Expression RegulationHumansMiceProtein Structure, QuaternaryReceptors, Aryl HydrocarbonAryl Hydrocarbon Receptor Nuclear TranslocatorReceptors, Aryl HydrocarbonAHRARNTdimerizationDNA recognitiontranscriptional complex

Identifiers

PMID28396409
PMCPMC5448172
OpenAlexW2607321172

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.