Recombinant Human CLDN18 protein(P56856-2) is produced by our E.coli expression system and the target gene encoding extracellular is expressed with a 6His tag at the N-terminus.
Expression System
E. coli
Species
Human
Tag
N-His Tag
Form
Supplied as a 0.2 μm filtered solution of 20mM Tris, 8M Urea, 150mM NaCl, 5mM β-ME, pH 8.5.
Molecular Mass
13kDa, reducing conditions.
Endotoxin
Less than 0.1 ng/µg (1 IEU/µg) as determined by LAL test.
Purity
Greater than 95% as determined by reducing SDS-PAGE.
Storage
Store at < -20°C, stable for 6 months after receipt. Please minimize freeze-thaw cycles.
Reconstitution
It is recommended that sterile water be added to the vial to prepare a stock solution of 0.2 ug/ul. Centrifuge the vial at 4°C before opening to recover the entire contents.
