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Limited Edition Golden Llama is here! Check out how you can get one. 
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This protein carries a polyhistidine tag at the C-terminus
The protein has a calculated MW of 138.1 kDa. The protein migrates as 160-190 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.
>95% as determined by SDS-PAGE.
>90% as determined by SEC-MALS.
Lyophilized from 0.22 μm filtered solution in PBS with trehalose as protectant.
Contact us for customized product form or formulation.
Please see Certificate of Analysis for specific instructions.
For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.
For long term storage, the product should be stored at lyophilized state at -20°C or lower.
Please avoid repeated freeze-thaw cycles.
This product is stable after storage at:
SARS-CoV-2 Spike Trimer, His Tag (BA.2+L452M/Omicron) on SDS-PAGE under reducing (R) condition. The gel was stained with Coomassie Blue. The purity of the protein is greater than 95%.
The purity of SARS-CoV-2 Spike Trimer, His Tag (BA.2+L452M/Omicron) (Cat. No. SPN-C5227) is more than 90% and the molecular weight of this protein is around 515-565 kDa verified by SEC-MALS.
Immobilized SARS-CoV-2 Spike Trimer, His Tag (BA.2+L452M/Omicron) (Cat. No. SPN-C5227) at 1 μg/mL (100 μL/well) can bind Human ACE2, Fc Tag (Cat. No. AC2-H5257) with a linear range of 0.2-13 ng/mL (QC tested).
Immobilized SARS-CoV-2 Spike Trimer, His Tag (BA.2+L452M/Omicron) (Cat. No. SPN-C5227) at 1 μg/mL (100 μL/well) can bind Anti-SARS-CoV-2 Spike RBD Antibody, Chimeric mAb, Human IgG1 (Cat. No. S1N-M122) with a linear range of 0.1-6 ng/mL (Routinely tested).
Immobilized SARS-CoV-2 Spike Trimer, His Tag (BA.2+L452M/Omicron) (Cat. No. SPN-C5227) at 1 μg/mL (100 μL/well) can bind Anti-SARS-CoV-2 Spike RBD Antibody, Mouse IgG1 (Omicron Specific) (Cat. No. SPD-M305) with a linear range of 1-31 ng/mL (Routinely tested).
Explore our catalog of therapeutic antibody solutions to find the right products for you! We are dedicated to delivering solutions designed to help you drive innovation and push the boundaries of what therapeutic antibodies can be.
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Organoid Toolbox is a collection of organoid solutions including ready-to-use organoids, organoid differentiation kits, and a variety of services to accelerate the progress of your drug development project.
ACROBiosystems developed a series of GMP grade cytokines under the GMP grade quality management system. Those products are all suitable for T/NK cell generation, activation, and proliferation in cell therapy research.
50+ targets designed for CAR detection, including PE/FITC/biotin labeled proteins. The key reagents for CD19 and BCMA were FDA DMF filed which can support your IND, NDA and BLA process.
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GMP grade cytokines, reagents for cell activation, gene edition, DNA/RNA removal, etc. Particularly focus on product design, quality control and solution-based support to link each phase of your cell and gene therapy journey.
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To meet the needs of ADCs development, ACROBiosystems can provide: A variety of high-quality target proteins; MMPs/Cathepsin/uPA for cleavable linker; Anti-payload antibodies & anti-idiotypic antibodies for immunogenicity and PK analysis; SPR/BLI analytical and ADA development service.
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