LYVE-1 Protein, Human (HEK293, His)

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The LYVE-1 protein is a ligand-specific transporter that regulates molecular transport between the trans-Golgi network (TGN) and the plasma membrane. It plays a key role in autocrine cell growth regulation, mediating the uptake and catabolism of growth regulators through cell surface retention sequences. LYVE-1 Protein, Human (HEK293, His) is the recombinant human-derived LYVE-1 protein, expressed by HEK293 , with C-6*His labeled 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

The LYVE-1 protein is a ligand-specific transporter that regulates molecular transport between the trans-Golgi network (TGN) and the plasma membrane. It plays a key role in autocrine cell growth regulation, mediating the uptake and catabolism of growth regulators through cell surface retention sequences. LYVE-1 Protein, Human (HEK293, His) is the recombinant human-derived LYVE-1 protein, expressed by HEK293 , with C-6*His labeled tag.

Background

LYVE-1, a ligand-specific transporter, orchestrates the trafficking of molecules between intracellular organelles, specifically the trans-Golgi network (TGN), and the plasma membrane. Functioning as a key player in the autocrine regulation of cell growth, LYVE-1 is involved in mediating the uptake and catabolism of growth regulators containing a cell surface retention sequence binding (CRS). Additionally, it exhibits potential as a hyaluronan (HA) transporter, participating in the internalization of HA for catabolism within lymphatic endothelial cells or its transport into the lumen of afferent lymphatic vessels, leading to subsequent re-uptake and degradation in lymph nodes. Moreover, LYVE-1 forms homodimers through disulfide linkages and binds to pericellular hyaluronan matrices on leukocytes, facilitating cell adhesion and migration through lymphatic endothelium. It interacts with PDGFB and IGFBP3 and transiently forms a ternary complex with PDGFB and PDGFRB in the TGN.

Verified Bioactivity

Measured by its binding ability in a functional ELISA. Immobilized hyaluronan at 10 μg/mL (100 μL/well) can bind Biotinylated Human LYVE-1. The ED50 for this effect is 0.816 μg/mL.

MCE Validation Data

  • Purity - SDS-PAGE

    Purity - SDS-PAGE

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

  • Bioactivity - ELISA

    Bioactivity - ELISA

    Measured by its binding ability in a functional ELISA. Immobilized hyaluronan at 10 μg/mL (100 μL/well) can bind Biotinylated Human LYVE-1. The ED50 for this effect is 0.816 μg/mL.

Technical Parameters

  • Species Human
  • Source HEK293
  • Tag C-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • LYVE-1 (L20-T238)
      Accession # AAH26231.1
    • 6*His
    • C-term
  • Protein Length

    Extracellular Domain

  • Synonyms

    LYVE1; Hyaluronic Acid Receptor; Prev. XLKD1; HAR; LYVE-1; Cell Surface Retention Sequence Binding Protein-1; Lymphatic Vessel Endothelial Hyaluronic Acid Receptor 1; Extracellular Link Domain Containing 1; Extracellular Link Domain-Containing Protein 1;

  • AA Sequence

    LVQGSLRAEELSIQVSCRIMGITLVSKKANQQLNFTEAKEACRLLGLSLAGKDQVETALKASFETCSYGWVGDGFVVISRISPNPKCGKNGVGVLIRKVPVSRQFAAYCYNSSDTWTNSCIPEIITTKDPIFNTQTATQTTEFIVSDSTYSVASPYSTIPAPTTTPPAPASTSIPRRKKLICVTEVFMETSTMSTETEPFVENKAAFKNEAAGFGGVPT

  • Predicted Molecular Mass

    24.6 kDa

  • Molecular Weight

    Approximately 46 kDa, based on SDS-PAGE under reducing conditions.

  • Glycosylation

    Yes

  • Purity

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

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 μm filtered solution of 20 mM Tris-Citrate, 150 mM NaCl, pH 7.0.
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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