BRYOPHYTE BIOLOGY

Barebones of auxin signalling

Genetic redundancy is a problem when studying auxin in flowering plants. The minimal auxin response system in the liverwort Marchantia polymorpha allows a detailed and thorough probing of the specificity of auxin response factors in planta.

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Fig. 1: Chimeric ARFs provide detailed understanding of how a minimal auxin system functions.

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Both C.S.B. Jr. and M.E. contributed to writing the manuscript.

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Correspondence to M. Estelle.

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The authors declare no competing interests.

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Bascom, C.S., Estelle, M. Barebones of auxin signalling. Nat. Plants 6, 440–441 (2020). https://doi.org/10.1038/s41477-020-0668-5

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