Hemoglobin subunit alpha/HBA1 Protein, Human (His)

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Hemoglobin subunit alpha/HBA1 protein plays a crucial role in oxygen transport and gas exchange within the human body. It also acts as a regulator in the cannabinoid receptor pathway by interacting with hemopressin, a CNR1 antagonist. This dual functionality highlights the multifaceted significance of HBA1, contributing not only to vital oxygen transport but also to the modulation of cannabinoid receptor-mediated processes. Hemoglobin subunit alpha/HBA1 Protein, Human (His) is the recombinant human-derived Hemoglobin subunit alpha/HBA1 protein, expressed by E. coli , with N-6*His labeled tag.

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

Hemoglobin subunit alpha/HBA1 protein plays a crucial role in oxygen transport and gas exchange within the human body. It also acts as a regulator in the cannabinoid receptor pathway by interacting with hemopressin, a CNR1 antagonist. This dual functionality highlights the multifaceted significance of HBA1, contributing not only to vital oxygen transport but also to the modulation of cannabinoid receptor-mediated processes. Hemoglobin subunit alpha/HBA1 Protein, Human (His) is the recombinant human-derived Hemoglobin subunit alpha/HBA1 protein, expressed by E. coli , with N-6*His labeled tag.

Background

Hemoglobin subunit alpha/HBA1 protein plays a crucial role in oxygen transport from the lung to various peripheral tissues, serving as an essential component in the intricate process of gas exchange within the human body. Additionally, it interacts with hemopressin, acting as an antagonist peptide of the cannabinoid receptor CNR1. Through its binding, hemopressin efficiently blocks CNR1 and subsequent signaling, revealing a regulatory role in the cannabinoid receptor pathway. This dual functionality underscores the multifaceted significance of Hemoglobin subunit alpha/HBA1, contributing not only to vital oxygen transport but also to the modulation of cannabinoid receptor-mediated processes.

Technical Parameters

  • Species Human
  • Source E. coli
  • Tag N-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • 6*His
    • HBA1 (M1-R142)
      Accession # P69905
    • C-term
  • Protein Length

    Full Length

  • Synonyms

    HBA1; Hemoglobin Subunit Alpha 2; Hemoglobin Subunit Alpha 1; HCG1745306, Isoform CRA_a; HBA-T3; HCG1745306, Isoform CRA_b; Hemoglobin Alpha 1 Globin Chain; Hemoglobin Alpha-1 Chain; Hemoglobin Subunit Alpha; Hemoglobin Alpha Chain; Alpha-2 Globin Chain;

  • AA Sequence

    MVLSPADKTNVKAAWGKVGAHAGEYGAEALERMFLSFPTTKTYFPHFDLSHGSAQVKGHGKKVADALTNAVAHVDDMPNALSALSDLHAHKLRVDPVNFKLLSHCLLVTLAAHLPAEFTPAVHASLDKFLASVSTVLTSKYR

  • Molecular Weight

    Approximately 21 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

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

Product Properties

Appearance

Lyophilized powder.

Formulation

1.Lyophilized from a 0.22 μm filtered solution of 50 mM Tris-HCl, 300 mM NaCl, pH 7.4.
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)
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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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