Secondary metabolites trivial name - territrem B
Species A. terreus
Systematic name 4H,11H-Naphtho(2,1-b)pyrano(3,4-e)pyran-1,11(5H)-dione, 4a,6,6a,12,12a,12b-hexahydro-4a,12a-dihydroxy-4,4,6a,12b-tetramethyl-9-(3,4,5-trimethoxyphenyl)-, (4aR,6aR,12aS,12bS)- 4H,11H-Naphtho(2,1-b)pyrano(3,4-e)pyran-1,11(5H)-dione, 4a,6,6a,12,12a,12b-hexa
Molecular formulae C29H34O9
Molecular weight 526.575
Chemical abstracts number 70407-20-4
PubChem URL Go to PubChem link
Selected references Ling KH, Yang CK, Peng FT. Territrems, tremorgenic mycotoxins of Aspergillus terreus. Appl Environ Microbiol. 1979 Mar;37(3):355-7.
Chen JW, Luo YL, Hwang MJ, Peng FC, Ling KH. Territrem B, a tremorgenic mycotoxin that inhibits acetylcholinesterase with a noncovalent yet irreversible binding mechanism. J Biol Chem. 1999 Dec 3;274(49):34916-23.
Chen JW, Ling KH. Territrems: Naturally Occurring Specific Irreversible Inhibitors of Acetylcholinesterase. J Biomed Sci. 1996 Jan;3(1):54-58.
Toxicity mouse LD50 intraperitoneal 9060ug/kg (9.06mg/kg) Applied and Environmental Microbiology. Vol. 47, Pg. 98, 1984. Link to PubMed
Structure diagram
3D Structure
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