High quality protamine sulfate from salmon cell*culture tested CAS NO.53597-25-4

Introduction

Protamine is a kind of basic protein, mainly in fish such as salmon, squatting, herring fish, etc.) in the mature sperm nuclei as nuclear lean protein and DNA. Main ingredients: alkaline protein, including protamine and histones. The molecular weight of about 5000. Description: white to light yellow powder, has a special taste. Heat resistant. Share has enhanced freshness effect with seasoning. Soluble in water, slightly soluble in aqueous ethanol, not soluble in ethanol.

Application     

May be used for the removal of DNA from protein samples or for the purification of DNA binding proteins. It may be used as an alternative to polybrene in retroviral-mediated gene transfer.

Biochem/physiol Actions   Protamine sulfate is a small cationic protein that binds and precipitates DNA. Neutralizes the anticoagulant activity of heparin. Inhibits lipoprotein lipase.

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