6OR5:
reference: Structural Insights into Mdn1, an Essential AAA Protein Required for Ribosome Biogenesis., Chen Z, Suzuki H, Kobayashi Y, Wang AC, DiMaio F, Kawashima SA, Walz T, Kapoor TM, Cell. 2018 Oct 18;175(3):822-834.e18. doi: 10.1016/j.cell.2018.09.015. Epub 2018 , Oct 11. PMID: 30318141

This OCA Structure page
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