TKT Protein, Human (His)

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TKT proteins are essential for catalyzing the transfer of a two-carbon ketol group from a ketose donor to an aldose acceptor. This process is facilitated by the formation of a covalent intermediate with the cofactor thiamine pyrophosphate. TKT Protein, Human (His) is the recombinant human-derived TKT protein, expressed by E. coli , with N-6*His labeled tag.

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

TKT proteins are essential for catalyzing the transfer of a two-carbon ketol group from a ketose donor to an aldose acceptor. This process is facilitated by the formation of a covalent intermediate with the cofactor thiamine pyrophosphate. TKT Protein, Human (His) is the recombinant human-derived TKT protein, expressed by E. coli , with N-6*His labeled tag.

Background

TKT protein is essential for catalyzing the transfer of a two-carbon ketol group from a ketose donor to an aldose acceptor. This process is facilitated by the formation of a covalent intermediate with the cofactor thiamine pyrophosphate. The enzymatic activity of TKT protein plays a critical role in various metabolic pathways, including the pentose phosphate pathway and the Calvin cycle. The transfer of the ketol group is a key step in these pathways, enabling the conversion of sugars and the generation of important intermediates for energy production and biosynthesis. TKT protein's function is crucial for maintaining metabolic flux and contributing to the overall balance of carbohydrate metabolism in the cell.

Technical Parameters

  • Species Human
  • Source E. coli
  • Tag N-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • 6*His
    • TKT (E2-A623)
      Accession # P29401
    • C-term
  • Protein Length

    Full Length

  • Synonyms

    TKT; Transketolase Isoform 3; Transketolase; Transketolase Isoform 2; TK; HEL-S-48; Epididymis Secretory Protein Li 48; HEL107; Epididymis Luminal Protein 107; SDDHD; Wernicke-Korsakoff Syndrome; TKT1

  • AA Sequence

    ESYHKPDQQKLQALKDTANRLRISSIQATTAAGSGHPTSCCSAAEIMAVLFFHTMRYKSQDPRNPHNDRFVLSKGHAAPILYAVWAEAGFLAEAELLNLRKISSDLDGHPVPKQAFTDVATGSLGQGLGAACGMAYTGKYFDKASYRVYCLLGDGELSEGSVWEAMAFASIYKLDNLVAILDINRLGQSDPAPLQHQMDIYQKRCEAFGWHAIIVDGHSVEELCKAFGQAKHQPTAIIAKTFKGRGITGVEDKESWHGKPLPKNMAEQIIQEIYSQIQSKKKILATPPQEDAPSVDIANIRMPSLPSYKVGDKIATRKAYGQALAKLGHASDRIIALDGDTKNSTFSEIFKKEHPDRFIECYIAEQNMVSIAVGCATRNRTVPFCSTFAAFFTRAFDQIRMAAISESNINLCGSHCGVSIGEDGPSQMALEDLAMFRSVPTSTVFYPSDGVATEKAVELAANTKGICFIRTSRPENAIIYNNNEDFQVGQAKVVLKSKDDQVTVIGAGVTLHEALAAAELLKKEKINIRVLDPFTIKPLDRKLILDSARATKGRILTVEDHYYEGGIGEAVSSAVVGEPGITVTHLAVNRVPRSGKPAELLKMFGIDRDAIAQAVRGLITKA

  • Predicted Molecular Mass

    69.8 kDa

  • Molecular Weight

    Approximately 70-75 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

    ≥ 90%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Solution

Formulation

1.Supplied as a 0.22 μm filtered solution of 50 mM HEPES, pH 7.5, 200 mM NaCl, 20% glycerol, 1 mM DTT.
2.Supplied as a 0.22 μm filtered solution of 50 mM HEPES, pH 7.5, 500 mM NaCl, 20% glycerol, 1 mM DTT.
Please refer to the lot-specific COA for specific buffer information.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Reconstitution

Please use rapid thawing with running water to thaw the protein.

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

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

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

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