BAR/Phosphinothricin N-acetyltransferase Protein, Streptomyces hygroscopicus

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The BAR/glufosinate N-acetyltransferase protein plays a key role in inactivating glufosinate (PPT) by promoting acetyl transfer of acetyl-CoA. BAR/Phosphinothricin N-acetyltransferase Protein, Streptomyces hygroscopicus is the recombinant BAR/Phosphinothricin N-acetyltransferase protein, expressed by E. coli , with tag free.

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

The BAR/glufosinate N-acetyltransferase protein plays a key role in inactivating glufosinate (PPT) by promoting acetyl transfer of acetyl-CoA. BAR/Phosphinothricin N-acetyltransferase Protein, Streptomyces hygroscopicus is the recombinant BAR/Phosphinothricin N-acetyltransferase protein, expressed by E. coli , with tag free.

Background

The BAR/Phosphinothricin N-acetyltransferase protein plays a pivotal role in inactivating phosphinothricin (PPT) by facilitating the transfer of an acetyl group from acetyl CoA. Notably, it exhibits the ability to acetylate demethylphosphinothricin while remaining inactive toward PTT or glutamate. This enzymatic specificity positions BAR as a key effector in conferring resistance to phosphinothricin tripeptide (PTT or bialaphos), highlighting its functional significance in cellular responses to these compounds.

Verified Bioactivity

The enzyme activity of this recombinant protein is testing in progress, we cannot offer a guarantee yet.

Technical Parameters

  • Species Others
  • Source E. coli
  • Tag Tag Free
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • BAR (M1-I183)
      Accession # P16426
    • C-term
  • Protein Length

    Full Length

  • Synonyms

    Phosphinothricin N-acetyltransferase; EC:2.3.1.183; PPT N-acetyltransferase; Phosphinothricin-resistance protein; bar

  • AA Sequence

    MSPERRPADIRRATEADMPAVCTIVNHYIETSTVNFRTEPQEPQEWTDDLVRLRERYPWLVAEVDGEVAGIAYAGPWKARNAYDWTAESTVYVSPRHQRTGLGSTLYTHLLKSLEAQGFKSVVAVIGLPNDPSVRMHEALGYAPRGMLRAAGFKHGNWHDVGFWQLDFSLPVPPRPVLPVTEI

  • Predicted Molecular Mass

    20.6 kDa

  • Molecular Weight

    Approximately 18-20 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 12.5 mM Tris-HCl, 50 mM NaCl, ‎‎5% trehalose, 5% mannitol, 0.01% Tween 80, 2 mM DTT, 1 mM EDTA, pH 8.5.
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.

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)
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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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