蛋白别名（Synonyms）

OX40L; OX-40L; OX4OL; CD252; TNFSF4; OX40 Ligand; CD134 ligand; CD134L;?TXGP1; Glycoprotein Gp34

种属（Species)

Human

表达系统（Source）

HEK293

表达序列（Sequence）

Gln51-Leu183

Accession

P23510-1

标签（Tag)

N-hFc

分子量（Molecular Weight）

The protein has a predicted MW of 40.95 kDa. Due to glycosylation, the protein migrates to 50-60 kDa based on Bis-Tris PAGE result.

内毒素（Endotoxin）

Less than 1EU per μg by the LAL method.

纯度（Purity）

> 95% as determined by Bis-Tris PAGE;
> 95% as determined by HPLC

活性（Activity）

ELISA Data: Immobilized Biotinylated Human OX40, His Tag at 1μg/ml (100μl/well) on the streptavidin precoated plate (5μg/ml). Dose response curve for Human OX40 Ligand, hFc Tag with the EC50 of 3.9ng/ml determined by ELISA .

SPR Data: Human OX40, His-Avi Tag captured on CM5 Chip via Anti-His Antibody can bind Human OX40 Ligand, hFc Tag with an affinity constant of 4.17 nM as determined in SPR assay .

制剂（Formulation）

Lyophilized from 0.22 μm filtered solution in PBS (pH 7.4). Normally 8% trehalose is added as protectant before lyophilization.

外观（Appearance）

冻干粉