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Key Documents

P4505

Sigma-Aldrich

Protamine sulfate

powder

Synonym(s):

Clupeine

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About This Item

CAS Number:
MDL number:
UNSPSC Code:
12352202
NACRES:
NA.77

Product Name

Protamine sulfate salt from herring, Grade III, histone, free(Millon test)

biological source

fish (herring)

Quality Level

type

Grade III

form

powder

impurities

histone, free (Millon test)

solubility

6 M HCl: 25 mg/mL, clear, colorless to very faintly yellow

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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 in the form of solid lipid nanoparticles (SLN) promoted transfection with plasmid DNA more efficiently and with less cytotoxicity than comparable SLNs composed of Esterquat-1.
Protamine sulfate is a small cationic protein that binds and precipitates DNA. Neutralizes the anticoagulant activity of heparin. Inhibits lipoprotein lipase.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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