Lipocalin-2/NGAL Protein, Mouse (HEK293, C-His)

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Based on 4 publication(s) in Google Scholar

Lipocalin-2/NGAL Protein, Mouse (HEK293, His) is an 20-28 kDa NGAL protein with a His-flag, which is expressed in HEK293 cells. NGAL is an antibacterial factor of natural immunity, and an acute-phase protein.

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

Lipocalin-2/NGAL Protein, Mouse (HEK293, His) is an 20-28 kDa NGAL protein with a His-flag, which is expressed in HEK293 cells. NGAL is an antibacterial factor of natural immunity, and an acute-phase protein[1].

Background

NGAL is a 25 kDa protein belonging to the lipocalin superfamily, which is first known as an antibacterial factor of natural immunity, and an acute-phase protein.
NGAL is initially found in activated neutrophils, and other cells, like kidney tubular cells, may produce NGAL in response to various insults.ipocalin-2 (LCN2/NGAL) has been implicated in a variety of processes including cell differentiation, proliferation, survival, and morphogenesis.NGAL has anti-tumoral and anti-metastatic effects in neoplasias, for example, the colon, ovary and pancreas[1].

Verified Bioactivity

1.Measured by its ability to bind Iron(III) dihydroxybenzoic acid [Fe(DHBA)3] that Incubate at room temperature for 10 minutes. The binding of Fe(DHBA)3 results in the quenching of Trp fluorescence in NGAL. >1.0 µM of Fe(DHBA)3 can be bound.
2.Measured by its ability to bind Iron(III) dihydroxybenzoic acid [Fe(DHBA)3] in 30 min at 25°C. The binding of Fe(DHBA)3 results in the quenching of Trp fluorescence in 2 μM NGAL. >1.5 µM of Fe(DHBA)3 can be bound.

MCE Validation Data

  • Purity - SDS-PAGE

    Purity - SDS-PAGE

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

Technical Parameters

  • Species Mouse
  • Source HEK293
  • Tag C-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • NGAL (Q21-N200)
      Accession # P11672
    • 6*His
    • C-term
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    LCN2; P25; Lipocalin 2; Migration-Stimulating Factor Inhibitor; NGAL; Lipocalin 2 (Oncogene 24p3); Neutrophil Gelatinase-Associated Lipocalin; Siderocalin LCN2; Oncogene 24p3; Lipocalin-2; 24p3; MSFI; 25 KDa Alpha-2-Microglobulin-Related Subunit Of MMP-9; HNL; Siderocalin

  • AA Sequence

    QDSTQNLIPAPSLLTVPLQPDFRSDQFRGRWYVVGLAGNAVQKKTEGSFTMYSTIYELQENNSYNVTSILVRDQDQGCRYWIRTFVPSSRAGQFTLGNMHRYPQVQSYNVQVATTDYNQFAMVFFRKTSENKQYFKITLYGRTKELSPELKERFTRFAKSLGLKDDNIIFSVPTDQCIDN

  • Molecular Weight

    Approximately 20-28 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 MES, 150 mM NaCl, pH 5.5.
2.Lyophilized from a 0.22 μm filtered solution of PBS, pH 7.4.
3.Lyophilized from a 0.22 μm filtered solution of 20 mM MES, 150 mM NaCl, pH 5.5, 5% trehalose, 5% mannitol, 0.01% Tween 80.
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.

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)
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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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