3 Results for "

superhelical DNA

" in MedChemExpress (MCE) Product Catalog:
Products (3)

3 Results for "superhelical DNA" in MCE Product Catalog:

Cat. No.: HY-130050
CAS No.: 75580-37-9
Synonyms: BBM-928 A
Category:  

Microorganisms Antibiotics

Target:  

Antibiotic HIV

Luzopeptin A (BBM-928 A) is an actinoleukin-like antitumor antibiotic. Luzopeptin A is a bifunctional DNA intercalator which can interact with isolated DNA molecules. Luzopeptin A induces an unwinding-rewinding process of the closed superhelical PM2 DNA. Luzopeptin A is active against HIV-1 and HIV-2 reverse transcriptase with IC50s of 7 nM and 68 nM for HIV-1 RT and HIV-2 RT, respectively .
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Cat. No.: HY-E71020
Research Areas:  

Metabolic Disease

Topoisomerase I, Human (EC 5.99.1.2) relaxes supercoiled DNA molecules. Topoisomerase I, Human (EC 5.99.1.2) initiates transient breakages and rejoins of phosphodiester bonds in superhelical turns of closed-circular DNA.
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Cat. No.: HY-W749297A
CAS No.: 51773-86-5
Synonyms: Phleomycin D2 sulfate
Research Areas:  

Infection Cancer

Bleomycin B2 (Phleomycin D2) sulfate is a selective antitumor and antibacterial agent that induces DNA strand breaks and inhibits DNA ligase activity. The optimal pH for the activity of Bleomycin B2 sulfate is 9.1, and its efficacy is enhanced by thiol compounds or hydrogen peroxide. Bleomycin B2 sulfate undergoes enzymatic inactivation via bleomycin-inactivating enzymes, exhibits selective retention in squamous cell carcinoma, and is inactivated most rapidly in liver and kidney homogenates. Bleomycin B2 sulfate can be applied in research related to squamous cell carcinoma and other relevant studies .
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