SPA-Cys Recombinant Protein

Algent bio Protein
Algent bio Protein

SPA-Cys Recombinant Protein

SPA-Cys Recombinant produced in E.Coli is a single non-glycosylated polypeptide chain with a Cys on C-terminus.  SPA-Cys is comprised of 5 IgG-binding domains E-D-A-B-C aligned in series containing 297 amino acids and having a molecular mass of 33.5kDa containing little or no carbohydrate. Cell wall binding region, cell membrane binding region and albumin binding region were removed to ensure the highest specific IgG binding.

Catalog Number
    PRXD04097
$390.00

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United States

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Catalog Number
    PRXD04097
Source
    Escherichia Coli.
Form
    Sterile Filtered White lyophilized (freeze-dried) powder.
Formulation
    SPA protein was lyophilized with no additives.
Stability
    Lyophilized SPA although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution SPA should be stored at 4°C between 2-7 days and for future use below -18°C. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Please prevent freeze-thaw cycles.
Uniprot ID
    P38507
Purity
    Greater than 98.0% as determined by: 
    (a) Analysis by HPLC.
    (b) Analysis by SDS-PAGE.
Synonyms
    Immunoglobulin G-binding protein A, IgG-binding protein A, Staphylococcal protein A, SPA.
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Usage: Algentbio products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.