Evidence map›Paper›PMID 40459652›Full record

ArticlePlanta2025

The IAA7-ARF7-ARF19 auxin signaling module plays diverse roles in Arabidopsis growth and development.

Xue Su, Xiaolong Zhang, Jie Luo, Yu Wang, Bin Feng, Yanqi Yang, Biaoming Zhang, Yan Li, Haitao Zhang, Wenya Yuan and 1 more

Abstract read
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In one paragraph

Article in Planta, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 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

11 authors.

Xue Su *State Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Wuhan, 430062, China.
Xiaolong Zhang *State Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Wuhan, 430062, China.
Jie LuoState Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Wuhan, 430062, China.
Yu WangState Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Wuhan, 430062, China.
Bin FengState Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Wuhan, 430062, China.
Yanqi YangState Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Wuhan, 430062, China.
Biaoming ZhangState Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Wuhan, 430062, China.
Yan LiState Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Wuhan, 430062, China.
Haitao ZhangState Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Wuhan, 430062, China. zht@hubu.edu.cn.ORCID http://orcid.org/0000-0002-2618-9628
Wenya YuanState Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Wuhan, 430062, China. wyyuan@hubu.edu.cn.ORCID http://orcid.org/0000-0002-7224-9206
Haitao LiState Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Wuhan, 430062, China. lht@hubu.edu.cn.ORCID http://orcid.org/0000-0001-5757-6375

Funding

National Natural Science Foundation of China 32172028Natural Science Foundation of Hubei Province 2023AFB650
6 · The paper itself

Abstract

MAIN

conclusionThe IAA7-ARF7-ARF19 regulatory module employs Phox and Bem1 (PB1) domain-mediated interactions to suppress ARF7/ARF19 transcriptional activation, thereby diversely regulating auxin-dependent growth and development. Auxin plays a key role in regulating diverse plant developmental processes through canonical signaling pathways mediated by Auxin Response Factors (ARFs) and Auxin/INDOLE-3-ACETIC ACID (Aux/IAA) proteins. However, the ARF partners and their functional contribution to IAA7-mediated plant growth and auxin response remain poorly understood. Here we show that IAA7 and ARF7 or ARF19 are co-expressed across Arabidopsis development. IAA7 can interact physically with ARF7 and ARF19, and this interaction suppresses the transcriptional activation activity of both ARFs in auxin signaling. Genetic and phenotypic analyses reveal that ARF7 and ARF19 are major contributors to IAA7-mediated growth and development, including auxin sensitivity and gravitropism of root, root hair formation and elongation, and lateral root formation. In contrast, these ARFs only partially regulate IAA7-mediated hypocotyl gravitropism, root and inflorescence stem elongation, and leaf morphology. However, IAA7 regulates hypocotyl auxin sensitivity through ARF activators distinct from ARF7 and ARF19. Our results reveal the diverse degree of contribution by the ARF7 and ARF19, being pairs of IAA7, in regulating plant growth, and highlight the significance of multiple parallel IAA-ARF modules existing in the plant.

Indexed as

ArabidopsisArabidopsis ProteinsIndoleacetic AcidsSignal TransductionTranscription FactorsGene Expression Regulation, PlantGravitropismHypocotylPlant Growth RegulatorsPlant RootsArabidopsis ProteinsARF19 protein, ArabidopsisARF7 protein, ArabidopsisIndoleacetic AcidsPlant Growth RegulatorsTranscription FactorsAuxin sensitivityGravitropismIAA7-ARF7-ARF19 moduleInflorescence developmentLeaf morphologyRoot and stem growth

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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.