DHRS9 Protein, Human (His)

DHRS9 Protein, a 3-alpha-hydroxysteroid dehydrogenase, converts 3-alpha-tetrahydroprogesterone to dihydroxyprogesterone and 3-alpha-androstanediol to dihydroxyprogesterone, supported by studies. Additionally, DHRS9 significantly contributes to retinoic acid biosynthesis from retinaldehyde, utilizing both NADH and NADPH as coenzymes in its reactions. DHRS9 Protein, Human (His) is the recombinant human-derived DHRS9 protein, expressed by E. coli , with N-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

DHRS9 Protein, a 3-alpha-hydroxysteroid dehydrogenase, converts 3-alpha-tetrahydroprogesterone to dihydroxyprogesterone and 3-alpha-androstanediol to dihydroxyprogesterone, supported by studies. Additionally, DHRS9 significantly contributes to retinoic acid biosynthesis from retinaldehyde, utilizing both NADH and NADPH as coenzymes in its reactions. DHRS9 Protein, Human (His) is the recombinant human-derived DHRS9 protein, expressed by E. coli , with N-His labeled tag.

Background

The DHRS9 protein is a 3-alpha-hydroxysteroid dehydrogenase that performs the conversion of 3-alpha-tetrahydroprogesterone (allopregnanolone) to dihydroxyprogesterone and 3-alpha-androstanediol to dihydroxyprogesterone. This enzymatic activity has been supported by studies. Furthermore, DHRS9 also plays a significant role in the biosynthesis of retinoic acid from retinaldehyde, as evidenced by research. Notably, this protein has the ability to utilize both NADH and NADPH as coenzymes in its enzymatic reactions.

Technical Parameters

  • Species Human
  • Source E. coli
  • Tag N-His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • His
    • DHRS9 (R18-V319)
      Accession # Q9BPW9
    • C-term
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    DHRS9; Dehydrogenase/Reductase (SDR Family) Member 9; Dehydrogenase/Reductase 9; Dehydrogenase/Reductase SDR Family Member 9; SDR9C4; Short-Chain Dehydrogenase/Reductase RetSDR8; RDH15; Retinol Dehydrogenase Homolog; RDHL; Retinol Dehydrogenase 15; NADP-D

  • AA Sequence

    RKGKLKIEDITDKYIFITGCDSGFGNLAARTFDKKGFHVIAACLTESGSTALKAETSERLRTVLLDVTDPENVKRTAQWVKNQVGEKGLWGLINNAGVPGVLAPTDWLTLEDYREPIEVNLFGLISVTLNMLPLVKKAQGRVINVSSVGGRLAIVGGGYTPSKYAVEGFNDSLRRDMKAFGVHVSCIEPGLFKTNLADPVKVIEKKLAIWEQLSPDIKQQYGEGYIEKSLDKLKGNKSYVNMDLSPVVECMDHALTSLFPKTHYAAGKDAKIFWIPLSHMPAALQDFLLLKQKAELANPKAV

  • Predicted Molecular Mass

    35.5 kDa

  • Molecular Weight

    Approximately 34 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

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

Product Properties

Appearance

Lyophilized powder.

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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