KAT5 Protein, Human (His)

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The KAT5 protein is the catalytic subunit of the NuA4 histone acetyltransferase complex and activates gene transcription through histone acetylation. KAT5 Protein, Human (His) is the recombinant human-derived KAT5 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 -20°C for 2 years from date of receipt. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.
  • Biological Activity
  • Technical Parameters
  • Product Properties
  • Documentation
  • Help & FAQs

Biological Activity

Description

The KAT5 protein is the catalytic subunit of the NuA4 histone acetyltransferase complex and activates gene transcription through histone acetylation. KAT5 Protein, Human (His) is the recombinant human-derived KAT5 protein, expressed by E. coli , with N-6*His labeled tag.

Background

KAT5, the catalytic subunit of the NuA4 histone acetyltransferase complex, is a key participant in the transcriptional activation of specific genes through the acetylation of nucleosomal histones H2A and H4. This acetylation modifies nucleosome-DNA interactions and facilitates the interaction of modified histones with other proteins, positively regulating transcription. The NuA4 complex, essential for various cellular processes such as growth induction, growth arrest, apoptosis, and DNA repair, plays a direct role in repairing DNA double-strand breaks by inhibiting TP53BP1 binding to chromatin. Additionally, KAT5 acetylates non-histone proteins involved in diverse pathways, including DNA repair, circadian regulation, autophagy, innate antiviral responses, and lipid metabolism. It acts as a crucial regulator of chromosome segregation and kinetochore-microtubule attachment during mitosis, catalyzing acetylation or crotonylation of target proteins to ensure accurate chromosome segregation and spindle positioning. KAT5's multifaceted roles make it a central player in cellular homeostasis and genome maintenance.

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
    • KAT5 (E3-W513)
      Accession # Q92993
    • C-term
  • Protein Length

    Partial

  • Synonyms

    KAT5; 60 KDa Tat-Interactive Protein; Prev. HTATIP; Protein Lactyltransferase KAT5; TIP60; K(Lysine) Acetyltransferase 5; HTATIP1; CPLA(2)-Interacting Protein; CPLA2; K-Acetyltransferase 5; PLIP; ZC2HC5; ESA1; HIV-1 Tat Interactive Protein; Protein 2-Hydr

  • AA Sequence

    EVGEIIEGCRLPVLRRNQDNEDEWPLAEILSVKDISGRKLFYVHYIDFNKRLDEWVTHERLDLKKIQFPKKEAKTPTKNGLPGSRPGSPEREVPASAQASGKTLPIPVQITLRFNLPKEREAIPGGEPDQPLSSSSCLQPNHRSTKRKVEVVSPATPVPSETAPASVFPQNGAARRAVAAQPGRKRKSNCLGTDEDSQDSSDGIPSAPRMTGSLVSDRSHDDIVTRMKNIECIELGRHRLKPWYFSPYPQELTTLPVLYLCEFCLKYGRSLKCLQRHLTKCDLRHPPGNEIYRKGTISFFEIDGRKNKSYSQNLCLLAKCFLDHKTLYYDTDPFLFYVMTEYDCKGFHIVGYFSKEKESTEDYNVACILTLPPYQRRGYGKLLIEFSYELSKVEGKTGTPEKPLSDLGLLSYRSYWSQTILEILMGLKSESGERPQITINEISEITSIKKEDVISTLQYLNLINYYKGQYILTLSEDIVDGHERAMLKRLLRIDSKCLHFTPKDWSKRGKW

  • Predicted Molecular Mass

    65.3 kDa

  • Purity

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

Product Properties

Appearance

Lyophilized powder

Formulation

1.Lyophilized from a 0.22 μm filtered solution of 10 mM Tris-HCl, 1 mM EDTA, 6% trehalose, pH 8.0.
2.Lyophilized from a 0.2 μm sterile filtered PBS, 6% trehalose, pH 7.4.
Please refer to the lot-specific COA for specific buffer information.
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.

Reconstitution

It is not recommended to reconstitute to a concentration less than 100 μg/mL in ddH2O.

Storage & Stability

Stored at -20°C for 2 years from date of receipt. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.

Shipping

Room temperature in continental US; may vary elsewhere.

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)
×
Volume (final) Volume (final)
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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