TMSB4X/Thymosin beta 4 Protein, Human (His)

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TMSB4X proteins play a critical role in cytoskeletal organization, influencing actin dynamics by binding and sequestering actin monomers. As a potent inhibitor of actin polymerization, it affects the cytoskeleton. TMSB4X/Thymosin beta 4 Protein, Human (His) is the recombinant human-derived TMSB4X 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

TMSB4X proteins play a critical role in cytoskeletal organization, influencing actin dynamics by binding and sequestering actin monomers. As a potent inhibitor of actin polymerization, it affects the cytoskeleton. TMSB4X/Thymosin beta 4 Protein, Human (His) is the recombinant human-derived TMSB4X protein, expressed by E. coli , with N-6*His labeled tag.

Background

TMSB4X protein assumes a crucial role in cytoskeletal organization, as evidenced by its documented impact on actin dynamics. It functions by binding to and sequestering actin monomers (G actin), thereby acting as a potent inhibitor of actin polymerization. Beyond its influence on the cytoskeleton, TMSB4X emerges as a robust inhibitor of bone marrow-derived stem cell differentiation, exerting its effects by impeding the entry of hematopoietic pluripotent stem cells into the S-phase. These multifaceted functions underscore the significance of TMSB4X in orchestrating fundamental cellular processes, including cytoskeletal integrity and stem cell differentiation, highlighting its regulatory role in maintaining cellular homeostasis and orchestrating dynamic cellular responses.

Technical Parameters

  • Species Human
  • Source E. coli
  • Tag N-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • 6*His
    • TMSB4X (S2-S44)
      Accession # P62328
    • C-term
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    TMSB4X; Prothymosin Beta-4; Prev. TMSB4; PTMB4; TB4X; THYB4; Thymosin Beta-4; FX; Thymosin, Beta 4, X Chromosome; Fx; T Beta-4; Thymosin Beta 4 X-Linked; Thymosin Beta

  • AA Sequence

    SDKPDMAEIEKFDKSKLKKTETQEKNPLPSKETIEQEKQAGES

  • Predicted Molecular Mass

    4.9 kDa

  • Molecular Weight

    Approximately 13-20 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

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

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 μm filtered solution of 50 mM Tris-HCl, 300 mM NaCl, pH 7.4.
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. For long term storage it is recommended to add a carrier protein (0.1% BSA, 5% HSA, 10% FBS or 5% Trehalose).

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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