Koninginin C: a biologically active natural product from Trichoderma koningii.

Bioscience, biotechnology, and biochemistry

PubMedID: 7612999

Parker SR, Cutler HG, Schreiner PR. Koninginin C: a biologically active natural product from Trichoderma koningii. Biosci Biotechnol Biochem. 1995;59(6):1126-7.
Koninginin C, a congener of koninginins A and B, was isolated from Trichoderma koningii fermented on a shredded wheat medium. The compound inhibited the growth of etiolated wheat coleoptiles by 100% at 10(-3) M. It was a fine, white crystalline substance with a molecular formula of C16H28O4 and a melting point of 70-72 degrees C.