CDK3 Protein, Human (sf9, GST)

CDK3 protein is a serine/threonine protein kinase that plays a key role in regulating the eukaryotic cell cycle, especially affecting the G0-G1 and G1-S transitions. It interacts with CCNC/cyclin-C during interphase and phosphorylates substrates such as histone H1, ATF1, RB1, and CABLES1. CDK3 Protein, Human (Sf9, GST) is the recombinant human-derived CDK3, expressed by Sf9 insect cells, with GST labeled tag. The total length of CDK3 Protein, Human (Sf9, GST) is 305 a.a..

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

CDK3 protein is a serine/threonine protein kinase that plays a key role in regulating the eukaryotic cell cycle, especially affecting the G0-G1 and G1-S transitions. It interacts with CCNC/cyclin-C during interphase and phosphorylates substrates such as histone H1, ATF1, RB1, and CABLES1. CDK3 Protein, Human (Sf9, GST) is the recombinant human-derived CDK3, expressed by Sf9 insect cells, with GST labeled tag. The total length of CDK3 Protein, Human (Sf9, GST) is 305 a.a..

Background

CDK3 Protein is a serine/threonine-protein kinase that assumes a pivotal role in the regulation of the eukaryotic cell cycle, specifically influencing G0-G1 and G1-S transitions. During interphase, it interacts with CCNC/cyclin-C. The kinase phosphorylates key substrates, including histone H1, ATF1, RB1, and CABLES1. ATF1 phosphorylation induced by CDK3-CCNE1 triggers ATF1 transactivation and transcriptional activities, consequently fostering cell proliferation and transformation. Moreover, the CDK3/cyclin-C-mediated phosphorylation of RB1 is essential for the G0-G1 transition. Notably, CDK3-CCNE1 contributes to the G1-S transition, potentially by participating in the activation of E2F1, E2F2, and E2F3 in a RB1-independent manner. This intricate interplay positions CDK3-CCNE1 as a crucial orchestrator of cell cycle progression.

Technical Parameters

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

    Full Length

  • Synonyms

    CDK3; Cyclin-Dependent Kinase 3; Cyclin Dependent Kinase 3; Cyclin-Dependent Kinase; Cell Division Protein Kinase 3; CDKN3

  • AA Sequence

    MDMFQKVEKIGEGTYGVVYKAKNRETGQLVALKKIRLDLEMEGVPSTAIREISLLKELKHPNIVRLLDVVHNERKLYLVFEFLSQDLKKYMDSTPGSELPLHLIKSYLFQLLQGVSFCHSHRVIHRDLKPQNLLINELGAIKLADFGLARAFGVPLRTYTHEVVTLWYRAPEILLGSKFYTTAVDIWSIGCIFAEMVTRKALFPGDSEIDQLFRIFRMLGTPSEDTWPGVTQLPDYKGSFPKWTRKGLEEIVPNLEPEGRDLLMQLLQYDPSQRITAKTALAHPYFSSPEPSPAARQYVLQRFRH

  • Predicted Molecular Mass

    61.6 kDa

  • Purity

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

Product Properties

Appearance

Solution.

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

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=
Mass (in vial) Mass (in vial)
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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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