Avidin ( egg )

Avidin ( egg )
 

Product description:

English name : Avidin (chiken egg white)
Other names : avidin; avidin; avidin
CAS: 1405-69-2
Molecular Weight : glycoprotein mol wt 66 kDa; subunit mol wt 16 kDa

Level : BR

Protein: ≥95.0%
Vitality : 10 ~ 15 units / mg protein (E1% / 280)
Dynamic definition of : One unit will bind 1.0 μg of d-biotin
Solubility (5% water): Pass

Properties: white powder, is a glycoprotein, since each molecule consists of four subunits, and therefore can close four biotin molecules binding pI 10 ~ 10.5; properties are stable at pH9 ~ 13 buffer resistance. heat and resistant to a variety of proteolytic enzymes. typically, the active unit is based avidin avidin -biotin binding capacity to represent, namely the amount of avidin capable of binding affinity to biotin 1Pg required for a avidin active units. Usually 1Pg avidin containing about 13 to 15 active units
Use: Biochemical studies can be combined with biotin ( vitamin H) lost function .
Save : 2 ~ 8 ℃