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. 2022 Aug 2;609(7927):611–615. doi: 10.1038/s41586-022-05143-9

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© The Author(s) 2022

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 4 — a, ITC results for IAA binding to wild-type PIN1 at pH 7.0. Inset graphs show the original heat-change recordings. b, ITC results for NPA binding to wild-type PIN1 at pH 7.0. c, Characterization of auxin transport for wild-type (WT) and mutant PIN1 in HEK293F cells using the auxin efflux assay. d, Net IAA efflux with wild-type and mutant PIN1. Six independent experiments were performed for each construct in c,d. One-way ANOVA with Dunnett’s multiple comparisons test. ****P < 0.0001 for mutants versus wild type. Data are mean ± s.e.m.

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