%0 Generic %A Zhang, Yonggang %A Liu, Shuchun %A Che, Yongsheng %A Liu, Xingzhong %D 2007 %T Epicoccins A–D, Epipolythiodioxopiperazines from a Cordyceps-Colonizing Isolate of Epicoccum nigrum %U https://acs.figshare.com/articles/dataset/Epicoccins_A_D_Epipolythiodioxopiperazines_from_a_Cordyceps_Colonizing_Isolate_of_Epicoccum_nigrum/2983588 %R 10.1021/np070239u.s002 %2 https://acs.figshare.com/ndownloader/files/4684210 %K Isolate %K NMR spectroscopic data %K culture %K sulfur bridges %K Epipolythiodioxopiperazine %K Epicoccum nigrum %K Epicoccum nigrumEpicoccins %K epipolythiodioxopiperazine %K antimicrobial activity %K compound %K configuration %K epicoccin %K diffraction %K analysis %X Epicoccins A–D (14), four unique epipolythiodioxopiperazines possessing unusual sulfur bridges, have been isolated from cultures of a Cordyceps-colonizing isolate of Epicoccum nigrum. The structures of these compounds were determined mainly by analysis of their NMR spectroscopic data. The relative and absolute configuration of epicoccin A (1) was established by single-crystal X-ray diffraction analysis. Epicoccin A (1) showed modest antimicrobial activity. %I ACS Publications