5ILB:
reference: The crystal structure of Deg9 reveals a novel octameric-type HtrA protease., Ouyang M, Li X, Zhao S, Pu H, Shen J, Adam Z, Clausen T, Zhang L, Nat Plants. 2017 Dec;3(12):973-982. doi: 10.1038/s41477-017-0060-2. Epub 2017 Nov, 27. PMID: 29180814

This OCA Structure page
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