Biglycan Protein, Human (HEK293, His)

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Based on 1 Customer Validation

Biglycan Protein, Human (HEK293, His) is a recombinant human Biglycan produced in HEK293 cells with a His tag. Biglycan, a small leucine-rich proteoglycan, acts as a danger signal and is classically thought to promote macrophage recruitment via Toll-like receptors (TLR) 2 and 4.

For research use only. We do not sell to patients.
  • Species: Human
  • 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

Biglycan Protein, Human (HEK293, His) is a recombinant human Biglycan produced in HEK293 cells with a His tag. Biglycan, a small leucine-rich proteoglycan, acts as a danger signal and is classically thought to promote macrophage recruitment via Toll-like receptors (TLR) 2 and 4[1].

Background

Biglycan, a member of the family of small leucine-rich proteoglycans, is composed of glycosaminoglycan side chains covalently bound to a central core protein. It resides at the cell surface or in the pericellular space of various tissues. Biglycan has been implicated in the development and progression of human cancers[2].

Verified Bioactivity

1. Measured by its ability to inhibit the cell growth of NIH-3T3 cells. The ED50 this effect is 1.427 μg/mL, corresponding to a specific activity is 700.7708 units/mg.
2. Measured by its ability to inhibit the cell growth of 3T3-L1 cells. The ED50 for this effect is 1.0-6.0 μg/mL, corresponding to a specific activity is 169-300 units/mg.

MCE Validation Data

  • Purity - SDS-PAGE

    Purity - SDS-PAGE

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

  • Bioactivity - Cell-Based Assay

    Bioactivity - Cell-Based Assay

    Measured by its ability to inhibit the cell growth of NIH-3T3 cells. The ED50 for this effect is 1.427 μg/mL, corresponding to a specific activity is 700.7708 units/mg.

Technical Parameters

  • Species Human
  • Source HEK293
  • Tag C-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • Biglycan (E20-K368)
      Accession # P21810
    • 6*His
    • C-term
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    BGN; Small Leucine-Rich Protein 1A; Biglycan; Bone/Cartilage Proteoglycan I; SLRR1A; Biglycan Proteoglycan; DSPG1; SEMDX; PG-S1; MRLS; Dermatan Sulphate Proteoglycan I; PGI; Bone/Cartilage Proteoglycan-I

  • AA Sequence

    EQRGFWDFTLDDGPFMMNDEEASGADTSGVLDPDSVTPTYSAMCPFGCHCHLRVVQCSDLGLKSVPKEISPDTTLLDLQNNDISELRKDDFKGLQHLYALVLVNNKISKIHEKAFSPLRKLQKLYISKNHLVEIPPNLPSSLVELRIHDNRIRKVPKGVFSGLRNMNCIEMGGNPLENSGFEPGAFDGLKLNYLRISEAKLTGIPKDLPETLNELHLDHNKIQAIELEDLLRYSKLYRLGLGHNQIRMIENGSLSFLPTLRELHLDNNKLARVPSGLPDLKLLQVVYLHSNNITKVGVNDFCPMGFGVKRAYYNGISLFNNPVPYWEVQPATFRCVTDRLAIQFGNYKK

  • Molecular Weight

    Approximately 40-90 kDa, based on SDS-PAGE under reducing conditions.

  • 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 20 mM PB, 150 mM NaCl, pH 7.2.
2.Lyophilized from a 0.22 μm filtered solution of 20 mM PB, 150 mM NaCl, pH 7.4.
3.Lyophilized from a 0.22 μm filtered solution of PBS, pH 7.4.
Please refer to the lot-specific COA for specific buffer information.

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.

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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