Human Protein S

Human Protein S

Catalog Number:
HPS
Size:
1.0 mg

Protein S exists in two forms in human plasma, as the free protein and in complex with C4b-binding protein. Enzyme Research Laboratories offers the free protein from plasma which serves as a cofactor for the anticoagulant activity of activated protein C. Human protein S is a single-chain glycoprotein with a molecular weight of 69,000. HPS purity is determined by SDS-PAGE.

Buffer composition = 20 mM Tris-HCl/0.1 M NaCl /1 mM Benzamidine/pH 7.4
Extinction Coefficient (1%) = 9.5
One unit = 10 µg
Molecular Weight = 69,000 daltons

Human Protein S Sample Certificate of Analysis