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A nonadride derivative from the marine-derived fungus Aspergillus chevalieri PSU-AMF79

  • Baiq Nila Sari Ningsih
  • , Vatcharin Rukachaisirikul
  • , Souwalak Phongpaichit
  • , Sita Preedanon
  • , Jariya Sakayaroj
  • , Chatchai Muanprasat
  • Prince of Songkla University
  • National Science and Technology Development Agency (NSTDA)
  • Walailak University

Research output: Contribution to journal › Article › peer-review

12 Citations (Scopus)

Abstract

One new nonadride enantiomer, ent-epiheveadride, along with five known dioxopiperazine derivatives were isolated from the marine-derived fungus Aspergillus chevalieri PSU-AMF79. Their structures were identified by extensive spectroscopic analysis. The absolute configuration of ent-epiheveadride was determined by comparison of the specific rotation and electronic circular dichroism data with those of related known compounds. It exhibited antifungal activity against Cryptococcus neoformans ATCC90113 flucytosine–resistant and Candida albicans NCPF3153 with the MIC values of 128 and 200 µg/mL, respectively. In addition, the known L-alanyl-L-tryptophan anhydride displayed TMEM16A inhibitory activity with 65.0% inhibition at a concentration of 5 µg/mL.

Original languageEnglish
Pages (from-to)2311-2318
Number of pages8
JournalNatural Product Research
Volume37
Issue number14
DOIs
Publication statusPublished - 2023

Keywords

  • Aspergillus chevalieri
  • TMEM16A inhibitory activity
  • antimicrobial activity
  • dioxopiperazine
  • enantiomer
  • marine-derived fungus
  • nonadride

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