LSR Protein, Human (HEK293, His)

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LSR Protein, Human (HEK293, His) is the recombinant human-derived LSR protein, expressed by HEK293, with C-8*His tag.

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
  • Help & FAQs

Biological Activity

Description

LSR Protein, Human (HEK293, His) is the recombinant human-derived LSR protein, expressed by HEK293, with C-8*His tag.

Background

LSR likely plays a role in the clearance of triglyceride-rich lipoproteins from the blood. In the presence of free fatty acids, LSR binds chylomicrons, LDL, and VLDL, facilitating their subsequent cellular uptake (by similarity). Additionally, LSR maintains epithelial barrier function by recruiting MARVELD2/tricellulin to tricellular tight junctions (by similarity).

Technical Parameters

  • Species Human
  • Source HEK293
  • Tag C-8*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • LSR (P22-D259)
      Accession # Q86X29-1
    • 8*His
    • C-term
  • Protein Length

    Partial Extracellular Domain

  • Synonyms

    LSR; Lipolysis-Stimulated Lipoprotein Receptor; Lipolysis Stimulated Lipoprotein Receptor; Lipolysis-Stimulated Remnant; ILDR3; Liver-Specific BHLH-Zip Transcription Factor; Angulin-1; LISCH Protein; LISCH7; LSR Protein; Immunoglobulin-Like Domain Contain

  • AA Sequence

    PSWPWCAPRPLRYFGRDARARRAQTAAMALLAGGLSRGLGSHPAAAGRDAVVFVWLLLSTWCTAPARAIQVTVSNPYHVVILFQPVTLPCTYQMTSTPTQPIVIWKYKSFCRDRIADAFSPASVDNQLNAQLAAGNPGYNPYVECQDSVRTVRVVATKQGNAVTLGDYYQGRRITITGNADLTFDQTAWGDSGVYYCSVVSAQDLQGNNEAYAELIVLGRTSGVAELLPGFQAGPIED

  • Predicted Molecular Mass

    27.4 kDa

  • Molecular Weight

    Approximately 15-25 kDa, based on SDS-PAGE under reducing conditions, due to the glycosylation.

  • Purity

    ≥ 95%, as determined by Bis-Tris PAGE.

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 μm filtered solution of PBS, pH 7.4. Normally 8% trehalose is added as protectant.

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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