化学性质：                                                                                                             

描述：                                                                                                            

Kazusamycin A is an antibiotic from Streptomyces and a hydroxy analog of Leptomycin B that demonstrates cytotoxic activity against various human and mouse tumor lines. Additionally, at nanomolar concentrations, it inhibits nuclear export and translocation of Rev, a regulatory gene product in the HIV genome.

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