HAAO Protein, Rat (His)

Customer Review

Based on 1 Customer Validation

HAAO Protein, an enzyme, is involved in the metabolism of tryptophan and the production of quinolinic acid. Dysregulation of HAAO Protein has been associated with neurodegenerative diseases and psychiatric disorders. HAAO Protein, Rat (His) is the recombinant rat-derived HAAO protein, expressed by E. coli , with N-His labeled tag.

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

HAAO Protein, an enzyme, is involved in the metabolism of tryptophan and the production of quinolinic acid. Dysregulation of HAAO Protein has been associated with neurodegenerative diseases and psychiatric disorders. HAAO Protein, Rat (His) is the recombinant rat-derived HAAO protein, expressed by E. coli , with N-His labeled tag.

Background

The HAAO protein plays a crucial role in the biochemical pathway by catalyzing the oxidative ring opening of 3-hydroxyanthranilate, resulting in the formation of 2-amino-3-carboxymuconate semialdehyde. This semialdehyde compound then undergoes a spontaneous cyclization process, ultimately leading to the production of quinolinate.

Verified Bioactivity

Measured by its ability to inhibit the proliferation of PANC-1 Cells. The ED50 for this effect is 0.106 μg/mL. Corresponding to a specific activity is 9.434×103 Unit/mg.

MCE Validation Data

  • Purity - SDS-PAGE

    Purity - SDS-PAGE

    ≥ 90%, as determined by reducing SDS-PAGE.

  • Bioactivity - Cell-Based Assay

    Bioactivity - Cell-Based Assay

    Measured by its ability to inhibit the proliferation of PANC-1 Cells. The ED50 for this effect is 0.106 μg/mL. Corresponding to a specific activity is 9.434×103 Unit/mg.

Technical Parameters

  • Species Rat
  • Source E. coli
  • Tag N-His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • His
    • HAAO (M1-G286)
      Accession # P46953
    • C-term
  • Protein Length

    Full Length

  • Synonyms

    HAAO; 3-Hydroxyanthranilate Oxygenase; 3-Hydroxyanthranilate 3,4-Dioxygenase; H3HAO; 3-HAO; HAD; HAO; 3-Hydroxyanthranilic-Acid Dioxygenase; 3-Hydroxyanthranilic Acid Dioxygenase; VCRL1

  • AA Sequence

    MERCVRVKSWVEENRASFQPPVCNKLMHREQLKIMFVGGPNTRKDYHIEEGEEVFYQLEGDMVLRVLEQGEHRDVVIRQGEIFLLPARVPHSPQRFANTMGLVIERRRMETELDGLRYYVGDTEDVLFEKWFHCKDLGTQLAPIIQEFFHSEQYRTGKPNPDQLLKEPPFPLSTRSVMEPMSLKAWLESHSRELQAGTSLSLFGDSYETQVIAHGQGSSKGPRQDVDVWLWQLEGSSKVTMGGQCVALAPDDSLLVPAGFSYMWERAQGSVALSVTQDPACKKPLG

  • Molecular Weight

    Approximately 34.8 kDa.

  • Purity

    ≥ 90%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 μm filtered solution of PBS, pH 7.4.

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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