3QO6:
reference: Structural adaptation of the plant protease Deg1 to repair photosystem II during light exposure., Kley J, Schmidt B, Boyanov B, Stolt-Bergner PC, Kirk R, Ehrmann M, Knopf RR, Naveh L, Adam Z, Clausen T, Nat Struct Mol Biol. 2011 Jun;18(6):728-31. Epub 2011 May 1. PMID: 21532594

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