5ZHY:
reference: Structural characterization of the HCoV-229E fusion core., Zhang W, Zheng Q, Yan M, Chen X, Yang H, Zhou W, Rao Z, Biochem Biophys Res Commun. 2018 Mar 4;497(2):705-712. doi:, 10.1016/j.bbrc.2018.02.136. Epub 2018 Feb 16. PMID: 29458023

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