F-14329 is a tetramic acid fungal metabolite and a metal chelator that has been found in Chaunopycnis.1 It chelates iron, copper, magnesium, zinc, and aluminum ions in cell-free assays.
1.Shang, Z., Li, L., Esposito, B.P., et al.New PKS-NRPS tetramic acids and pyridinone from an Australian marine-derived fungus, Chaunopycnis sp.Org. Biomol. Chem.13(28)7795-7802(2015)
















