Human PTPN1 / PTP1B (Glu2-Asn321) protein, active enzyme, with N-9xHis tag, produced in E. coli

PRODUCT

This protein contains a His tag at the N-terminus. The protein has a calculated MW of 39.2 kDa. The protein migrates at 38-40 kDa in SDS-PAGE.

gene name	PTPN1
gene id	NCBI# NP_002818.1
host species	Human
production host	E. coli
tags	N-9xHis
purity	>95% as determined by SDS-PAGE.
endotoxin	No endotoxin was detected in final prodcut using LAL method to the method's sensitivity level (< 1.0 EU/ug).

formulation	10 mM HEPES, 150 mM NaCl, pH7.5
reconstitution	Reconstitute lyophilized powder with water to a concentration of no less than 100 ug/ml. It is recommended that 0.1% of HSA be added as a carrier protein for long term storage.
shipping	Shipped at ambient conditions
storage	Lyophilized form is stable for 2 weeks at room temperature or for 12 months at 4-8°C. Keep at -20°C or lower for long term storage. After reconstitution, store at 4°C for 2-7 days or at below -20°C for up to 3 months.