5NOG:
reference: Ca2+-induced movement of tropomyosin on native cardiac thin filaments revealed by cryoelectron microscopy., Risi C, Eisner J, Belknap B, Heeley DH, White HD, Schroder GF, Galkin VE, Proc Natl Acad Sci U S A. 2017 Jun 27;114(26):6782-6787. doi:, 10.1073/pnas.1700868114. Epub 2017 Jun 12. PMID: 28607071

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