QPrEST GSTK1 Mass Spectrometry Protein Standard

Glutathione S-transferase kappa 1
Recommended Applications
Product Description
Stable isotope-labeled standard for absolute protein quantification of GSTK1.
Lys, Arg ¹³C and ¹⁵N metabolically labeled recombinant protein fragment.
Alternative Gene Names
GST 13-13, GST class-kappa, GSTK1-1, Glutathione S-transferase subunit 13
Price
$790.00
Product Number
QPrEST39199
Unit Size
≥ 1 nmol
Concentration
≥5 µM
Availability
Out of Stock
Ships
ETA 6 weeks
Target Protein
Glutathione S-transferase kappa 1
Target Gene
GSTK1
Sequence with Theoretical Peptides
QAQGLLEKIATPKVKNQLKETTEAACRYGAFGLPITVAHVDGQTHMLFGSDRMELLAHLLGEKWMGPIPPAVN
External Data for Theoretical Tryptic Peptides
ETTEAACR
YGAFGLPITVAHVDGQTHMLFGSDR
MELLAHLLGEK
Fusion Tag
A purification and quantification tag (QTag) consisting of a hexahistidine (His6) sequence followed by an Albumin Binding Protein (ABP) domain derived from Streptococcal Protein G
Expression Host
E. coli LysA ArgA BL21(DE3)
Purification Method
IMAC purification
Purity
≥90% as determined by Bioanalyzer Protein 230 Purity Assay
Theoretical MW
26 kDa including tags
Isotopic Incorporation
>99%
Unit Size
≥1 nmol supplied in 2 aliquotes
Concentration
≥5 µM
Concentration Determination
Concentration determined by LC-MS/MS using a highly pure, amino acid analyzed internal reference standard (Qtag), CV≤10%.
Formulation
Lyophilized in 100 mM Tris-HCl 5% Trehalose, pH 8.0
Instructions for Reconstitution
Spin vial before opening. Add 100 μL ultrapure H₂O to the vial. Vortex thoroughly and spin down. For further dilution see Application Protocol.
Unit Size
≥ 1 nmol
Current Lot
Produced on demand. Estimated shipping date is 6 weeks after placed order. Contact support@atlasantibodies.com for more information.
Concentration
Product Data Sheet
Absolute Quantification of protein using Mass Spectrometry
Protocols
Produced On Demand. Finished product is subjected to quality control to ensure compliance with product specifications.

For peptide data, see links to external databases.
Protein Name
Glutathione S-transferase kappa 1
Alternative Protein Names
GST 13-13, GST class-kappa, GSTK1-1, Glutathione S-transferase subunit 13
Gene Name
GSTK1
Alternative Gene Names
GST 13-13, GST class-kappa, GSTK1-1, Glutathione S-transferase subunit 13
UniProt ID
Shipping
Shipped at ambient temperature
Storage
Lyophilized product should be stored at -20°C. Product can be stored for up to 1 year after production date.<br><br>Reconstituted product can be stored at -20°C for up to 4 weeks.

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