GSTK1 Protein, Human

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The GSTK1 protein acts as a glutathione S-transferase, promoting the binding of glutathione to exogenous and endogenous compounds, mainly through the model substrate 1-chloro-2,4-dinitrobenzene (CDNB). active activity. This enzymatic activity plays a vital role in the detoxification process, assisting in the binding of glutathione to various substrates. GSTK1 Protein, Human is the recombinant human-derived GSTK1 protein, expressed by E. coli , with tag free.

For research use only. We do not sell to patients.
  • Species: Human
  • Source: E. coli
  • Storage:
    Stored at -80°C for 1 year from date of receipt. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.
  • Biological Activity
  • Technical Parameters
  • Product Properties
  • Documentation
  • Help & FAQs

Biological Activity

Description

The GSTK1 protein acts as a glutathione S-transferase, promoting the binding of glutathione to exogenous and endogenous compounds, mainly through the model substrate 1-chloro-2,4-dinitrobenzene (CDNB). active activity. This enzymatic activity plays a vital role in the detoxification process, assisting in the binding of glutathione to various substrates. GSTK1 Protein, Human is the recombinant human-derived GSTK1 protein, expressed by E. coli , with tag free.

Background

GSTK1 (Glutathione S-transferase kappa 1) is an enzyme that belongs to the glutathione S-transferase family and is involved in the catalysis of glutathione conjugation to both exogenous and endogenous compounds. Its significant glutathione conjugating activity is particularly notable with the model substrate 1-chloro-2,4-dinitrobenzene (CDNB). This enzymatic activity suggests a role for GSTK1 in detoxification processes, where it facilitates the conjugation of glutathione to various xenobiotic and endogenous compounds, aiding in their elimination from the cell.

Verified Bioactivity

Specific activity is 1.6842 units/mg, and is defined as the amount of enzyme that conjugate 1 μmole of 1- chloro-2,4-dinitrobenzene (CDNB) with reduced glutathione per minute at 37°C.

Technical Parameters

  • Species Human
  • Source E. coli
  • Tag Tag Free
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • GSTK1 (G2-L226)
      Accession # Q9Y2Q3-1
    • C-term
  • Protein Length

    Full Length of Isoform-2

  • Synonyms

    GSTK1; HGSTK1; Glutathione S-Transferase Kappa 1; Glutathione S-Transferase Subunit 13 Homolog; GST Class-Kappa; Glutathione S-Transferase Kappa; GST 13-13; Glutathione S-Transferase K1; GSTK1-1; GST13-13; GST13; GST; Glutathione S-Transferase Subunit 13

  • AA Sequence

    GPLPRTVELFYDVLSPYSWLGFEILCRYQNIWNINLQLRPSLITGIMKDSGNKPPGLLPRKGLYMANDLKLLRHHLQIPIHFPKDFLSVMLEKGSLSAMRFLTAVNLEHPEMLEKASRELWMRVWSRNEDITEPQSILAAAEKAGMSAEQAQGLLEKIATPKVKNQLKETTEAACRYGAFGLPITVAHVDGQTHMLFGSDRMELLAHLLGEKWMGPIPPAVNARL

  • Molecular Weight

    Approximately 25 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

    ≥ 95%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Solution

Formulation

1.Supplied as a 0.22 μm filtered solution of 50 mM Tris, 10% glycerol, pH 8.0.
Note: For SPR assay, please replace the buffer. Primary amine components (e.g., Tris, imidazole) can affect protein-coupled chips.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Storage & Stability

Stored at -80°C for 1 year from date of receipt. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.

Shipping

Shipping with dry ice.

Calculators

Reconstitution Calculator

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration

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=
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Desired Reconstitution Concentration Desired Reconstitution Concentration
Dilution Calculator

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

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The Specific Activity Calculator Equation
  • Specific Activity (Unit/mg)
  • Biological Activity (ED50)

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)

Specific Activity (Unit/mg) Specific Activity (Unit/mg)
Unit/mg
= 106 ÷
Biological Activity (ED50) Biological Activity (ED50)
106 ÷
ng/mL
MOQ
Minimum order quantity
100 mg

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