5U5C:
reference: Supramolecular Metal-Coordination Polymers, Nets, and Frameworks from Synthetic Coiled-Coil Peptides., Tavenor NA, Murnin MJ, Horne WS, J Am Chem Soc. 2017 Feb 15;139(6):2212-2215. doi: 10.1021/jacs.7b00651. Epub 2017, Feb 7. PMID: 28161945

This OCA Structure page
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