6FIF:
reference: Mechanistic basis for the activation of plant membrane receptor kinases by SERK-family coreceptors., Hohmann U, Santiago J, Nicolet J, Olsson V, Spiga FM, Hothorn LA, Butenko MA, Hothorn M, Proc Natl Acad Sci U S A. 2018 Mar 12. pii: 1714972115. doi:, 10.1073/pnas.1714972115. PMID: 29531026

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