Synonyms :   PD-1; CD279; Programmed Cell Death Protein 1hPD-1; hPD-l; PD1; SLEB2 
Host :  CHO cell 
Sequence :  The extracellular domain of human CD279 [PD-1](NP_005009.2)(Leu25-Gln167) is fused to the N-terminus of the Fc region of human IgG1. 
Molecular Mass :  46 KDa (monomer) 
Purity :  >98%，by SDS-PAGE under reducing conditions.  
Endotoxin Content :  <0.06 EU/μg as determined by LAL test. 

Activity :  Measured by its binding ability in a functional ELISA. 
Formulation :  Lyophilized from 0.2μm-filtered solution in PBS. 
Reconstitution :  Reconstitute at 100μg/ml in sterile PBS. 
Use / Stability :  
Stable for at least 1 year after receipt when stored at -20°C. Working aliquots are stable for up to 3 months when stored at -20°C. 
Avoid freeze/thaw cycles.