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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 74.9 kDa. The protein migrates as 90-116 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.
>95% as determined by SDS-PAGE.
Lyophilized from 0.22 μm filtered solution in PBS, pH7.4 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 S1 protein, 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%.
The purity of SARS S1 protein, His Tag (Cat. No. S1N-S52H5) is more than 85% and the molecular weight of this protein is around 95-115 kDa verified by SEC-MALS.
Immobilized SARS S1 protein, His Tag (Cat. No. S1N-S52H5) at 2 μg/mL (100 μL/well) can bind Human ACE2, Fc Tag (Cat. No. AC2-H5257) with a linear range of 0.4-8 ng/mL (QC tested).
Immobilized SARS S1 protein, His Tag (Cat. No. S1N-S52H5) at 2 μg/mL (100 μL/well) can bind Monoclonal Anti-SARS-CoV-S protein RBD Antibody, Human IgG1 with a linear range of 0.1-6 ng/mL (Routinely tested).
Loaded Human ACE2, Fc Tag (Cat. No. AC2-H5257) on Protein A Biosensor, can bind SARS S1 protein, His Tag (Cat. No. S1N-S52H5) with an affinity constant of 36.2 nM as determined in BLI assay (ForteBio Octet Red96e) (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.
We offer a wide range of cell and gene therapy solutions starting from discovery to the clinic. Explore our wide range of proteins, antibodies, kits, and other assays to accelerate the development of your cell and gene therapy.
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.
Full length multi-pass TPs with stabilized structure and high bioactivity for immunization, antibody screening, cell based assay and CAR detection, including hot CD20, Claudin 18.2， CD133, GPRC5D，CCR8, CCR5, etc.
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.
A series of immune checkpoints including classic co-inhibitory and co-stimulatory receptors. The comprehensive catalog contains 100+ targets with various species and tags, and the high-quality proteins are in good batch-to-batch consistency.
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.
Comprehensive collection of Fc receptor proteins, including their common variants, which can help expedite your antibody development.
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