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Staphylococcus aureus srtA/Sortase A Recombinant Protein (C-His) (JN051022)

Staphylococcus aureus srtA/Sortase A Recombinant Protein (C-His)
Staphylococcus aureus srtA/Sortase A Recombinant Protein (C-His)
Staphylococcus aureus srtA/Sortase A Recombinant Protein (C-His)
Staphylococcus aureus srtA/Sortase A Recombinant Protein (C-His)
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Overview
Catalog No.JN051022
Description
Recombinant Staphylococcus aureus Sortase A/srtA Protein, C-His (JN051022) expressed in E. coli. Purity: >90% as determined by SDS-PAGE..
Highlights
  • ●E. coli Expression — High-yield, cost-effective production.
  • ●High Purity — >90% as determined by SDS-PAGE.
Expression systemE. coli
AccessionWP_084930864.1
Protein lengthGln23-Lys169
ApplicationsELISA, Immunogen, SDS-PAGE, WB, Bioactivity testing in progress
SpeciesStaphylococcus aureus
Nature Recombinant
Endotoxin level Remove endotoxin and sterilization is required for cell assay.
Purity >90% as determined by SDS-PAGE.
Predicted molecular weight 17.85 kDa
Form Lyophilized
Storage buffer Lyophilized from a solution in PBS pH 7.4, 1 mM EDTA, 4% Trehalose, 1% Mannitol.

Please refer to the specific buffer information in the hardcopy of datasheet or the lot-specific COA.

Reconstitution Reconstitute in sterile water for a stock solution. A copy of datasheet will be provided with the products, please refer to it for details.
Shipping In general, proteins are provided as lyophilized powder/frozen liquid. They are shipped out with dry ice/blue ice unless customers require otherwise.
Stability and Storage Use a manual defrost freezer and avoid repeated freeze thaw cycles. Store at 2 to 8°C for frequent use. Store at -20 to -80°C for twelve months from the date of receipt.
Background

Sortase A (srtA) is a ~23 kDa protein. Transpeptidase that anchors surface proteins to the cell wall. Recognizes and modifies its substrate by proteolytic cleavage of a C-terminal sorting signal. Following cleavage, a covalent intermediate is formed via a thioester bond between the sortase and its substrate, which is then transferred and covalently attached to the cell wall. This sortase recognizes a Leu-Pro-x-Thr-Gly (LPXTG) motif, which is cleaved by the sortase between the threonine and glycine residues. Utilizes lipid II as the peptidoglycan substrate for the sorting reaction.

1. Mazmanian, SK. et al. (1999) Science (New York, N.Y.) 285, 760-3. PMID: 10427003
2. Ton-That, H. et al. (1999) The Journal of biological chemistry 274, 24316-20. PMID: 10446208
3. Ton-That, H. et al. (1999) Proceedings of the National Academy of Sciences of the United States of America 96, 12424-9. PMID: 10535938
4. Ton-That, H. et al. (2002) The Journal of biological chemistry 277, 7447-52. PMID: 11714722
5. Kruger, RG. et al. (2004) Biochemistry 43, 1541-51. PMID: 14769030
6. Marraffini, LA. et al. (2004) The Journal of biological chemistry 279, 37763-70. PMID: 15247224
Note For research use only
Images
  • Staphylococcus aureus srtA/Sortase A Recombinant Protein (C-His)

    SDS-PAGE

    SDS-PAGE for Staphylococcus aureus Sortase A/srtA Recombinant Protein (C-His)

  • Staphylococcus aureus srtA/Sortase A Recombinant Protein (C-His)

    Activity

    Sortase A (SrtA) could cleave and catalyze Sortase Substrate III, Abz/DNP. The Sortase A activity is tested by the cleavage of substrate and detecting at Ex/Em=320 nm/420 nm.

References
Formula
Mass (g) = Concentration (mol/L) × Volume (L) × MW (g/mol)
Enter any 2 of Mass, Concentration, Volume + Molecular Weight to solve for the unknown.
Mass
=
Concentration
×
Volume
Molecular Weight *
g/mol
Formula
C₁ × V₁ = C₂ × V₂
Enter any 3 of the 4 values to solve for the unknown.
Stock Solution
C₁ (Stock Conc.)
×
V₁ (Stock Vol.)
=
Working Solution
C₂ (Working Conc.)
×
V₂ (Working Vol.)
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