6ASY:
reference: Conformation transitions of the polypeptide-binding pocket support an active substrate release from Hsp70s., Yang J, Zong Y, Su J, Li H, Zhu H, Columbus L, Zhou L, Liu Q, Nat Commun. 2017 Oct 31;8(1):1201. doi: 10.1038/s41467-017-01310-z. PMID: 29084938

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