Streptavidin, Recombinant, Lyophilized Powder, 5 mg

Recombinant streptavidin expressed in E. coli, supplied as a white lyophilized powder. The tetramer binds four biotin molecules with very high affinity and low non-specific binding, for coating plates and beads, building detection complexes and capturing biotinylated molecules.
Recombinant, expressed in E. coli, no His tag
Tetramer of about 65 kDa binding 4 biotin molecules
Purity ≥ 95% by SDS-PAGE; activity ≥ 15 U/mg (1 U binds 1 µg biotin)
Lyophilized powder for flexible reconstitution
Source
Recombinant, E. coli
Molecular weight
About 65 kDa (tetramer)
Purity
≥ 95% (SDS-PAGE)
Activity
≥ 15 U/mg
Form
White lyophilized powder
Storage
4 °C 12 months or -20 °C 24 months
Pack size
5 mg
Catalogue number
GLN3430-5MG
For research use only. Not for use in diagnostic or therapeutic procedures.