Specific Activity: ≥17 units/mg protein
Storage: 2-8°C
UNSPSC Code: 12352200
RIDADR: NONH for all modes of transport
Application:
Use Streptavidin, recombinant for coating of solid phases (e.g., microplates, beads etc.) as well with biotin-labeled haptens and antibodies in universal immunological detection systems (streptavidin/biotin system).
Other Notes:
For life science research only. Not for use in diagnostic procedures.
Physical form:
White lyophilizate; lyophilized in a 20 mM potassium phosphate, pH 6.5 solution
Protein: 0.7 ± 0.1mg protein lyophilizate (A282 = 3.1)
KD: 10-15M
Reconstitution:
Add 1 ml double-distilled water to get a final concentration of 1 mg/ml (11 721 666 001) or 5 mg/ml (11 721 674 001), respectively.
Sequence:
Streptavidin is a tetramer with a molecular weight of approximately 53 kD consisting of four subunits of approximately 13 kD, each containing a single biotin-binding site.
Each subunit has six tyrosine residues.The protein is free of carbohydrate.