SCF Protein, Rat (HEK293)

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SCF Protein, Rat (HEK293) is a hematopoietic cytokine, triggered by binding to its ligand c-kit, and plays an important role in hematopoiesis, spermatogenesis, and melanogenesis.

For research use only. We do not sell to patients.
  • Species: Rat
  • Source: HEK293
  • 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
  • References
  • Help & FAQs

Biological Activity

Description

SCF Protein, Rat (HEK293) is a hematopoietic cytokine, triggered by binding to its ligand c-kit, and plays an important role in hematopoiesis, spermatogenesis, and melanogenesis.

Background

Stem Cell Factor is a hematopoietic cytokine, triggered by binding to its ligand c-kit, and plays an important role in hematopoiesis, spermatogenesis, and melanogenesis. Stem Cell Factor (SCF) is applied for hematopoietic stem cell mobilization, exvivo stem/progenitor cell expansion, gene therapy, and immunotherapy[1]. Stem Cell Factor regulates cell survival, proliferation, differentiation, and migration in divergent cell types[2].

Verified Bioactivity

Measured in a cell proliferation assay using TF-1 human erythroleukemic cells. The ED50 for this effect is <50 ng/mL, corresponding to a specific activity is >20000 units/mg.

Technical Parameters

  • Species Rat
  • Source HEK293
  • Tag Tag Free
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • SCF (Q26-A189)
      Accession # P21581-1
    • C-term
  • Protein Length

    Partial

  • Synonyms

    KITLG; SLF; Prev. MGF; Familial Progressive Hyperpigmentation 2; SCF; Steel Factor; Mast Cell Growth Factor; C-Kit Ligand; Stem Cell Factor; Kit Ligand; DFNA69; SHEP7; Kitl; DCUA; KL-1; FPHH; FPH2; WS2F; KIT Ligand; SF

  • AA Sequence

    QEICRNPVTDNVKDITKLVANLPNDYMITLNYVAGMDVLPSHCWLRDMVTHLSVSLTTLLDKFSNISEGLSNYSIIDKLGKIVDDLVACMEENAPKNVKESLKKPETRNFTPEEFFSIFNRSIDAFKDFMVASDTSDCVLSSTLGPEKDSRVSVTKPFMLPPVA

  • Molecular Weight

    Approximately 10-24 kDa, based on SDS-PAGE under reducing conditions, due to the glycosylation.

  • Glycosylation

    Yes

  • Purity

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

Product Properties

Appearance

Lyophilized powder.

Formulation

1.Lyophilized from a 0.22 μm filtered solution of PBS.
2.Lyophilized from a 0.22 μm filtered solution of 20 mM PB, 150 mM NaCl, pH 7.4.
Please refer to the lot-specific COA for specific buffer information.

Endotoxin Level

<0.2 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.

References

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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