Lyophilized from 0.22µm filtered solution in PBS (pH 7.4). Normally 8% trehalose is added as protectant before lyophilization.
Expression System:
HEK293
Purity:
> 95% as determined by Bis-Tris PAGE,> 95% as determined by HPLC
Form:
Lyophilized
Sequence:
Leu25-Gln167
Target:
PD-1/PDCD1
The purity of Human PD-1 is greater than 95% as determined by SEC-HPLC.
Human PD-1 on Bis-Tris PAGE under reduced. The purity is greater than 95%.
Human PD-L1, hFc Tag captured on CM5 Chip via Protein A can bind Human PD-1, His Tag with an affinity constant of 2.20 uM as determined in SPR assay (Biacore T200).
Human PD-L2, hFc Tag captured on CM5 Chip via Protein A can bind Human PD-1, His Tag with an affinity constant of 0.21 uM as determined in SPR assay (Biacore T200).
Immobilized Human PD-1, His Tag at 1ug/ml (100ul/Well). Dose response curve for Anti-PD-1 Antibody, hFc Tag with the EC50 of 6.9ng/ml determined by ELISA (QC Test).
Immobilized Human PD-1, His Tag at 2ug/ml (100ul/well) on the plate. Dose response curve for Human PD-L1, mFc Tag with the EC50 of 77.8ng/ml determined by ELISA.
Loaded Biotinylated Human PD-L1, His Tag on Streptavidin-Biosensor can bind Human PD-1, His Tag with an affinity constant of 0.94 µM as determined in BLI assay (Gator Prime).
Loaded Human PD-L2, hFc Tag on ProA-Biosensor can bind Human PD-1, His Tag with an affinity constant of 1.17 µM as determined in BLI assay (Gator Prime).
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