6CPZ:
reference: (77)Se NMR Probes the Protein Environment of Selenomethionine., Chen Q, Xu S, Lu X, Boeri MV, Pepelyayeva Y, Diaz EL, Soni SD, Allaire M, Forstner MB, Bahnson BJ, Rozovsky S, J Phys Chem B. 2020 Jan 7. doi: 10.1021/acs.jpcb.9b07466. PMID: 31846581

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