| Literature DB >> 11858656 |
S Watanabe1, H Hirai, T Kambara, Y Kojima, H Nishida, A Sugiura, Y Yamauchi, N Yoshikawa, H J Harwood, L H Huang, N Kojima.
Abstract
Two new squalene synthase (SSase) inhibitors, CJ-13,981 (I) and CJ-13,982 (II), were isolated from the fermentation broth of an unidentified fungus CL 15036. They inhibited human liver microsomal SSase with IC50s of 2.8 and 1.1 microM, respectively, but showed no inhibitory activity against human brain protein farnesyltransferase (PFTase) at 100 microM. Based on FAB-MS and NMR analyses, the structures of I and II were determined to be 3-hydroxy-3,4-dicarboxy-15-hexadecenoic acid and 3-hydroxy-3,4-dicarboxyhexadecanoic acid, respectively.Entities:
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Year: 2001 PMID: 11858656 DOI: 10.7164/antibiotics.54.1025
Source DB: PubMed Journal: J Antibiot (Tokyo) ISSN: 0021-8820 Impact factor: 2.649