5ZMV:
reference: Mechanism of the E2 to E1 transition in Ca(2+) pump revealed by crystal structures of gating residue mutants., Tsunekawa N, Ogawa H, Tsueda J, Akiba T, Toyoshima C, Proc Natl Acad Sci U S A. 2018 Nov 27. pii: 1815472115. doi:, 10.1073/pnas.1815472115. PMID: 30482857

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