Description:
A 52.8 kDa non-glycosylated protein with a very high affinity for biotin. Due to its high affinity for biotin, it is used to bridge biotinylated probes and biotinylated enzymes.
Source: Streptomyces avidinii
Unit Definition:
One unit is defined as the amount of Streptavidin required to bind 1 µg biotin.
Concentration:
1 mg/ml
Storage Conditions:
10 mM sodium phosphate
150 mM NaCl
pH 7.2 @ 25°C