GGACT Protein, Human (His)

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The GGACT protein uses its enzymatic activity to break cross-links between lysine and glutamate residues, actively promoting the degradation of proteins cross-linked by transglutaminase. In addition, GGACT catalyzes the formation of 5-oxo-L-proline from the substrate L-γ-glutamyl-L-ε-lysine. GGACT Protein, Human (His) is the recombinant human-derived GGACT 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

The GGACT protein uses its enzymatic activity to break cross-links between lysine and glutamate residues, actively promoting the degradation of proteins cross-linked by transglutaminase. In addition, GGACT catalyzes the formation of 5-oxo-L-proline from the substrate L-γ-glutamyl-L-ε-lysine. GGACT Protein, Human (His) is the recombinant human-derived GGACT protein, expressed by E. coli , with N-6*His labeled tag.

Background

GGACT (Gamma-glutamylamine cyclotransferase), also known as 5-oxoprolinase, plays a crucial role in the degradation of proteins cross-linked by transglutaminases by cleaving the cross-link between a lysine and a glutamic acid residue. Additionally, GGACT catalyzes the formation of 5-oxo-L-proline from L-gamma-glutamyl-L-epsilon-lysine. Notably, GGACT exhibits inactivity with substrates such as L-gamma-glutamyl-L-alpha-cysteine and L-gamma-glutamyl-L-alpha-alanine, suggesting substrate specificity in its enzymatic activity. The enzyme's ability to target specific cross-linked protein structures highlights its importance in cellular processes associated with protein turnover and degradation.

Verified Bioactivity

The enzyme activity of this recombinant protein is testing in progress, we cannot offer a guarantee yet.

Technical Parameters

  • Species Human
  • Source E. coli
  • Tag N-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • 6*His
    • GGACT (M1-R153)
      Accession # Q9BVM4
    • C-term
  • Protein Length

    Full Length

  • Synonyms

    GGACT; AIG2-Like Domain-Containing Protein 1; Prev. A2LD1; AIG2-Like Domain 1; Gamma-Glutamylamine Cyclotransferase; Gamma-Glutamylaminecyclotransferase

  • AA Sequence

    MALVFVYGTLKRGQPNHRVLRDGAHGSAAFRARGRTLEPYPLVIAGEHNIPWLLHLPGSGRLVEGEVYAVDERMLRFLDDFESCPALYQRTVLRVQLLEDRAPGAEEPPAPTAVQCFVYSRATFPPEWAQLPHHDSYDSEGPHGLRYNPRENR

  • Predicted Molecular Mass

    19.5 kDa

  • Molecular Weight

    Approximately 18 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

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

Product Properties

Appearance

Solution

Formulation

Supplied as a 0.22 μm filtered solution of 20 mM Succinate, 50 mM NaCl, 8% trehalose, 0.02% Tween 20, pH 4.0.

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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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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