Abstract
Biosynthesis of MR-387 by Streptomyces neyagawaensis SL-387 was studied by testing the incorporation of radio-active precursors and the detection of biosynthetic enzyme. L-Phenylalanine, L-valine, L-proline, and acetic acid were efficiently incorporated into MR-387, but phenylethylamine and oxalic acid were not. These results suggest that the (2 S,3 R)-3-amino-2-hydroxy-4-phenylbutanoic acid moiety of MR-387 is synthesized from phenylalanine and acetic acid but not directly via the phenylethylamine. Synthesis of MR-387 is mediated by a peptide synthetase with a novel activity.
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Chung, MC., Lee, CH., Lee, HJ. et al. Biosynthesis of peptide inhibitor MR-387 by Streptomyces neyagawaensis. Biotechnology Letters 19, 607–610 (1997). https://doi.org/10.1023/A:1018318210644
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DOI: https://doi.org/10.1023/A:1018318210644