POLARIS is a copper-binding peptide required for ethylene signalling control in Arabidopsis.
A. M. Mudge, S. Mehdi, W. E. Michaels, B. Oroza-Puente, W. Shen, C. Tomlinson, W. Wei, C. Hoppen, B. Uzun, D. Roy, F. M. Hetherington, J. F. Topping, A. Sadanandom, G. Groth, N. J. Robinson, K. Lindsey
The paper identifies PLS as a copper-binding peptide that modulates ethylene signaling in Arabidopsis by interacting with ETR1 and regulating copper-dependent repression of ethylene responses.
bioRxiv · Jun 15, 2023 · PreprintPlant Biology