10 mL              $475

25 mL              $825

100 mL            $1,750

200 mL            $2,775

>200 mL          Contact

Amount          Price

Shipping = $35

Streptavidin - Ready for magnetic purification

E. coli derived recombinant His-Streptavidin is made from the streptavidin gene from Streptomyces avidinii.  LS1909B is a tetramer.

• Greater than 98% streptavidin is present in tetramer formation, assayed by non-heat denatured SDS PAGE
• Biotin-binding activity: >16 U/mg (Green’s modified assay)