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分子别名（Synonym）
ACE-2,ACEH,ACE2
表达区间及表达系统（Source）
Human ACE2, His Tag (AC2-H52H8) is expressed from human 293 cells (HEK293). It contains AA Gln 18 - Ser 740 (Accession # Q9BYF1-1).
Predicted N-terminus: His
Request for sequence蛋白结构（Molecular Characterization）
This protein carries a polyhistidine tag at the N-terminus.
The protein has a calculated MW of 85.5 kDa. The protein migrates as 100-115 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.
偶联（Conjugate）
Unconjugated
内毒素（Endotoxin）
Less than 1.0 EU per μg by the LAL method.
纯度（Purity）
95% as determined by SDS-PAGE.
制剂（Formulation）
Supplied as 0.2 μm filtered solution in 50 mM Tris, 150 mM NaCl, Arginine, pH7.5 with glycerol as protectant.
Contact us for customized product form or formulation.
运输（Shipping）
This product is supplied and shipped with dry ice, please inquire the shipping cost.
存储（Storage）
Please avoid repeated freeze-thaw cycles.
This product is stable after storage at:
- The product MUST be stored at -70°C or lower upon receipt;
- -70°C for 3 months under sterile conditions.
质量管理控制体系（QMS）
产品展示
电泳（SDS-PAGE）
Human ACE2, His Tag on SDS-PAGE under reducing (R) condition. The gel was stained with Coomassie Blue. The purity of the protein is greater than 95%.
SEC-MALS
The purity of Human ACE2, His Tag (Cat. No. AC2-H52H8) is more than 85% and the molecular weight of this protein is around 170-220 kDa verified by SEC-MALS.
Report
活性（Bioactivity）-ELISA
Immobilized Human ACE2, His Tag (Cat. No. AC2-H52H8) at 2 μg/mL (100 μL/well) can bind Biotinylated SARS-CoV-2 S1 protein, His,Avitag (Cat. No. S1N-C82E8) with a linear range of 0.02-0.156 μg/mL (QC tested).
Protocol
Immobilized Human ACE2, His Tag (Cat. No. AC2-H52H8) at 2 μg/mL (100 μL/well) can bind SARS-CoV-2 S1 protein, Fc Tag (Cat. No. S1N-C5255) with a linear range of 0.4-13 ng/mL (Routinely tested).
Protocol
Immobilized Human ACE2, His Tag (Cat. No. AC2-H52H8) at 2 μg/mL (100 μL/well) can bind SARS-CoV-2 S protein RBD, Fc Tag (Cat. No. SPD-C5255) with a linear range of 0.2-5 ng/mL (Routinely tested).
Protocol
活性（Bioactivity）-SPR
SARS-CoV-2 S1 protein, Fc Tag (Cat. No. S1N-C5255) captured on CM5 Chip via anti-human IgG Fc antibodies can bind Human ACE2, His Tag (Cat. No. AC2-H52H8) with an affinity constant of 3.79 nM as determined in SPR assay (Biacore T200) (Routinely tested).
Protocol
活性（Bioactivity）-BLI
Loaded SARS-CoV-2 S protein RBD, Fc Tag (Cat. No. SPD-C5255) on Protein A Biosensor, can bind Human ACE2, His Tag (Cat. No. AC2-H52H8) with an affinity constant of 2.16 nM as determined in BLI assay (ForteBio Octet Red96e) (Routinely tested).
Protocol
Loaded SARS-CoV-2 S1 protein, Mouse IgG2a Fc Tag (Cat. No. S1N-C5257) on AMC Biosensor, can bind Human ACE2, His Tag (Cat. No. AC2-H52H8) with an affinity constant of 2.53 nM as determined in BLI assay (ForteBio Octet Red96e) (Routinely tested).
Protocol
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