For research use only. Not for therapeutic Use.
Territrem B is an irreversible inhibitor of Acetylcholinesterase (AChE) inhibitor. Territrem B is also a fungal meroterpenoid that can be isolated from Aspergillus terreus[1][2].
Territrem B binds to the active site of AChE with of the binding constant (Ki) of 1.7 nM[2].
| Catalog Number | I037130 |
| CAS Number | 70407-20-4 |
| Synonyms | (1S,2S,7R,10R)-1,7-dihydroxy-2,6,6,10-tetramethyl-14-(3,4,5-trimethoxyphenyl)-11,15-dioxatetracyclo[8.8.0.02,7.012,17]octadeca-4,12(17),13-triene-3,16-dione |
| Molecular Formula | C29H34O9 |
| Purity | ≥95% |
| InChI | InChI=1S/C29H34O9/c1-25(2)9-8-22(30)27(4)28(25,32)11-10-26(3)29(27,33)15-17-19(38-26)14-18(37-24(17)31)16-12-20(34-5)23(36-7)21(13-16)35-6/h8-9,12-14,32-33H,10-11,15H2,1-7H3/t26-,27+,28-,29-/m1/s1 |
| InChIKey | PBXNNDFKPQPJBB-VJLHXPKFSA-N |
| SMILES | CC1(C=CC(=O)C2(C1(CCC3(C2(CC4=C(O3)C=C(OC4=O)C5=CC(=C(C(=C5)OC)OC)OC)O)C)O)C)C |
| Reference | [1]. Chen JW, et al. 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. [2]. Cheung J, et al. Acetylcholinesterase complexes with the natural product inhibitors dihydrotanshinone I and territrem B: binding site assignment from inhibitor competition and validation through crystal structure determination. J Mol Neurosci. 2014 Jul;53(3):506-10. |
