CSNK1E Protein, Human (Active, sf9, GST)

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CSNK1E protein is a casein kinase that preferentially phosphorylates acidic proteins such as casein. CSNK1E Protein, Human (Active, sf9, GST) is the recombinant human-derived CSNK1E, expressed by Sf9 insect cells, with GST labeled tag.

For research use only. We do not sell to patients.
  • Species: Human
  • Source: Sf9 insect cells
  • 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

CSNK1E protein is a casein kinase that preferentially phosphorylates acidic proteins such as casein. CSNK1E Protein, Human (Active, sf9, GST) is the recombinant human-derived CSNK1E, expressed by Sf9 insect cells, with GST labeled tag.

Background

CSNK1E, a member of the casein kinase family, is characterized by its preferential phosphorylation of acidic proteins, particularly caseins. The protein plays a pivotal role in Wnt signaling, as evidenced by its phosphorylation of DVL1 and DVL2, contributing to the intricate regulation of this pathway. Beyond its involvement in Wnt signaling, CSNK1E serves as a central component of the circadian clock, influencing the circadian period length by orchestrating the speed and rhythmicity of PER1 and PER2 phosphorylation. Acting in equilibrium with PP1, it governs the nuclear transport and degradation of PER1 and PER2, thereby intricately regulating the circadian rhythm. Additionally, CSNK1E demonstrates its regulatory influence by inhibiting cytokine-induced granulocytic differentiation, further emphasizing its multifaceted roles in cellular processes.

Technical Parameters

  • Species Human
  • Source Sf9 insect cells
  • Tag N-GST
  • Accession
  • Gene ID
  • Protein Length

    Full Length

  • Synonyms

    CSNK1E; Non-Specific Serine/Threonine Protein Kinase; Casein Kinase 1 Epsilon; Alternative Protein CSNK1E; CKIepsilon; Casein Kinase 1, Epsilon; HCKIE; CKI-Epsilon; CKIE; CKIe; Casein Kinase I Isoform Epsilon

  • AA Sequence

    ELRVGNKYRLGRKIGSGSFGDIYLGANIASGEEVAIKLECVKTKHPQLHIESKFYKMMQGGVGIPSIKWCGAEGDYNVMVMELLGPSLEDLFNFCSRKFSLKTVLLLADQMISRIEYIHSKNFIHRDVKPDNFLMGLGKKGNLVYIIDFGLAKKYRDARTHQHIPYRENKNLTGTARYASINTHLGIEQSRRDDLESLGYVLMYFNLGSLPWQGLKAATKRQKYERISEKKMSTPIEVLCKGYPSEFSTYLNFCRSLRFDDKPDYSYLRQLFRNLFHRQGFSYDYVFDWNMLKFGAARNPEDVDRERREHEREERMGQLRGSATRALPPGPPTGATANRLRSAAEPVASTPASRIQPAGNTSPRAISRVDRERKVSMRLHRGAPANVSSSDLTGRQEVSRIPASQTSVPFDHLGK

  • Molecular Weight

    Approximately 72 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

    ≥ 85%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Solution

Formulation

Supplied as a 0.22 μm filtered solution of 50 mM Tris-HCl, pH 7.5, 200 mM NaCl, 20% glycerol, 5 mM DTT, 0.1M trehalose.
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

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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