Haptoglobin Protein, Mouse (His)

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Haptoglobin Protein, Mouse (His) is the recombinant mouse-derived Haptoglobin, expressed by E. coli , with N-6*His labeled tag.

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

Haptoglobin Protein, Mouse (His) is the recombinant mouse-derived Haptoglobin, expressed by E. coli , with N-6*His labeled tag.

Background

The Haptoglobin protein functions to capture and bind free plasma hemoglobin, preventing kidney damage and enabling hepatic recycling of heme iron. During hemolysis, hemoglobin can accumulate in the kidneys and be secreted in urine. Additionally, Haptoglobin acts as an antioxidant, exhibits antibacterial activity, and plays a role in modulating various aspects of the acute phase response. The complexes formed between hemoglobin and Haptoglobin are efficiently cleared by the macrophage CD163 scavenger receptor on liver Kupfer cells through an endocytic lysosomal degradation pathway. Notably, the uncleaved form of the alpha-2 allele (2-2), known as zonulin, has implications in intestinal permeability by regulating intercellular tight junction disassembly and influencing the balance between tolerance and immunity to non-self antigens.

Technical Parameters

  • Species Mouse
  • Source E. coli
  • Tag N-6*His
  • Accession
  • Gene ID
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    HP; Haptoglobin Alpha(2FS)-Beta; Haptoglobin; Haptoglobin Alpha(1S)-Beta; Zonulin; HP Protein; Haptoglobin, Alpha Polypeptide; HP2ALPHA2; Haptoglobin, Beta Polypeptide; HPA1S; Liver regeneration-related protein LRRG173

  • AA Sequence

    VELGNDAMDFEDDSCPKPPEIANGYVEHLVRYRCRQFYRLRAEGDGVYTLNDEKQWVNTVAGEKLPECEAVCGKPKHPVDQVQRIIGGSMDAKGSFPWQAKMISRHGLTTGATLISDQWLLTTAKNLFLNHSETASAKDITPTLTLYVGKNQLVEIEKVVLHPNHSVVDIGLIKLKQRVLVTERVMPICLPSKDYIAPGRVGYVSGWGRNANFRFTDRLKYVMLPVADQDKCVVHYENSTVPEKKNLTSPVGVQPILNEHTFCAGLTKYQEDTCYGDAGSAFAIHDMEEDTWYAAGILSFDKSCAVAEYGVYVRATDLKDWVQETMAKN

  • Molecular Weight

    Approximately 45 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

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

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 μm filtered solution of PBS, pH 8.0, 2 mM DTT, 8% trehalose.

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 PBS.

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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