Leptomycin B (Elactocin, Antibiotic ATS 1287B, Antibiotic CI 940, Antibiotic CL 1957A, Antibiotic PD 114720, Mantuamycin), CAS [[87081-35-4]]
Artikelnummer:
USB-L1671-38A
Hersteller Artikelnummer:
L1671-38A
Alternativnummer:
USB-L1671-38A-500
Hersteller:
US Biological
Kategorie:
Biochemikalien
Leptomycin B is the dominant and most studied member of the leptomycin class isolated from selected Streptomyces strains. Leptomycin B is a nanomolar active and specific nuclear export inhibitor. Its target is CRM1/exportin1 a protein in the nuclear export sequence (NES). Examples of proteins affected are c-Abl, cyclin B1, HIV-1 Rev, IkappaB, MPF, MAP/ERK, MDM2/p53, NF-kappaB/IkappaB7 and PKA. Export of many RNAs are also inhibited e.g. COX-2 and c-FOS mRNA. In addition Leptomycin B shows antifungal and antibacterial and potent antitumour activities. Solubility: Soluble in ethanol or methanol. Poor water solubility. Ethanol is recommended. Unstable in DMSO. Storage and Stability: Stable for 6 months after receipt at -20C. Related to: Anguinomycin A, Leptomycin A, Kazusamycin A, Kazusamycin B
Molekulargewicht:
540.7
Reinheit:
~99% by HPLC
Formulierung:
Colorless film
CAS Nummer:
[87081-35-4]
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