6AK0:
reference: Isolation and structure determination of a new lasso peptide specialicin based on genome mining., Kaweewan I, Hemmi H, Komaki H, Harada S, Kodani S, Bioorg Med Chem. 2018 Nov 9. pii: S0968-0896(18)31650-X. doi:, 10.1016/j.bmc.2018.11.007. PMID: 30448257

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