Pentaminomycins A and B, Hydroxyarginine-Containing Cyclic Pentapeptides from Streptomyces sp. RK88-1441

Journal of Natural Products
2018.0

Abstract

Two new cyclic peptides, pentaminomycins A (1) and B (2), were isolated from cultures of Streptomyces sp. RK88-1441. Based on the interpretation of the NMR, UV, IR, and MS data, the planar structures of 1 and 2 were elucidated as cyclic pentapeptides with a modified amino acid residue, N

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