7JGI:
reference: The Role of Electrostatics in the Mechanism of Cardiac Thin Filament Based Sensitizers., Cai F, Robertson IM, Kampourakis T, Klein BA, Sykes BD, ACS Chem Biol. 2020 Aug 21;15(8):2289-2298. doi: 10.1021/acschembio.0c00519. Epub, 2020 Jul 22. PMID: 32633482

This OCA Structure page
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