2N5C:
reference: Chaxapeptin, a Lasso Peptide from Extremotolerant Streptomyces leeuwenhoekii Strain C58 from the Hyperarid Atacama Desert., Elsayed SS, Trusch F, Deng H, Raab A, Prokes I, Busarakam K, Asenjo JA, Andrews BA, van West P, Bull AT, Goodfellow M, Yi Y, Ebel R, Jaspars M, Rateb ME, J Org Chem. 2015 Sep 24. PMID: 26402731

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