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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
The model proposed for the NRT1.1 dimerization mediated by phosphorylation (adapted from [47]) (A). Model proposed for the tetramer NRT2.1/NAR2.1 according to [22,50] (B). Details are explained in the text.