Sox2 Protein, Human

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Sox2 protein is a key transcription factor that forms a trimeric complex with OCT4 and controls the expression of genes critical for embryonic development (YES1, FGF4, UTF1, ZFP206). It binds the NANOG enhancer and is critical for early embryogenesis and stem cell pluripotency. Sox2 Protein, Human is the recombinant human-derived Sox2 protein, expressed by E. coli , with tag free.

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

Sox2 protein is a key transcription factor that forms a trimeric complex with OCT4 and controls the expression of genes critical for embryonic development (YES1, FGF4, UTF1, ZFP206). It binds the NANOG enhancer and is critical for early embryogenesis and stem cell pluripotency. Sox2 Protein, Human is the recombinant human-derived Sox2 protein, expressed by E. coli , with tag free.

Background

Sox2, a pivotal transcription factor, forms a trimeric complex with OCT4 on DNA, exerting control over the expression of genes crucial in embryonic development, such as YES1, FGF4, UTF1, and ZFP206. It binds to the proximal enhancer region of NANOG, playing a critical role in early embryogenesis and maintaining embryonic stem cell pluripotency. Functioning as a downstream target of SRRT, Sox2 contributes to the promotion of neural stem cell self-renewal while preventing neural cell differentiation through counteraction against proneural proteins. Additionally, it may serve as a switch in neuronal development. Sox2 engages in various interactions, including those with ZSCAN10, SOX3, FGFR1, GLIS1, POU5F1, DDX56, L3MBTL3, DCAF5, RCOR1/CoREST, PHF20L1, and TRIM26, underscoring its dynamic regulatory network. These interactions highlight its involvement in critical cellular processes, including ubiquitination, degradation protection, and prevention of ubiquitination by specific ligases.

Technical Parameters

  • Species Human
  • Source E. coli
  • Tag Tag Free
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • Sox2 (R40-D123)
      Accession # P48431
    • C-term
  • Protein Length

    Partial

  • Synonyms

    SOX2; Transcription factor SOX-2

  • AA Sequence

    RVKRPMNAFMVWSRGQRRKMAQENPKMHNSEISKRLGAEWKLLSETEKRPFIDEAKRLRALHMKEHPDYKYRPRRKTKTLMKKD

  • Predicted Molecular Mass

    10.4 KDa

  • Purity

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

Product Properties

Appearance

Solution.

Formulation

Supplied as a 0.22 μm filtered solution of 50 mM Tris, pH7.5, 150 mM NaCl, 5% glycerol.
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)
×
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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