birA Protein, B. subtilis (His)

birA Protein, B. subtilis (His) is the recombinant birA protein, expressed by E. coli, with His tag.

For research use only. We do not sell to patients.
  • Species: Others
  • Source: E. coli
  • Storage:
    Stored at -80°C for 1 year from date of receipt. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.
  • Biological Activity
  • Technical Parameters
  • Product Properties
  • Documentation
  • Help & FAQs

Biological Activity

Description

birA Protein, B. subtilis (His) is the recombinant birA protein, expressed by E. coli, with His tag.

Background

WBP2 protein functions as a transcriptional coactivator for estrogen and progesterone receptors (ESR1 and PGR) upon hormone activation, binding to ESR1-responsive promoters in the presence of estrogen. It is essential for the coactivation function of YAP1 on PGR activity and synergizes with WBP2 in enhancing PGR activity. Additionally, WBP2 modulates the expression of post-synaptic scaffolding proteins through the regulation of ESR1, ESR2, and PGR. WBP2 interacts with the WW domain of YAP1, WWP1, and WWP2, and also forms interactions with NEDD4. Moreover, it associates with ESR1 and UBE3A, contributing to its role as a transcriptional coactivator in hormone-responsive pathways.

Technical Parameters

  • Species Others
  • Source E. coli
  • Tag His
  • Accession
  • Gene ID
  • Protein Length

    Partial

  • Synonyms

    Biotin-[acetyl-CoA carboxylase] synthetase; Biotin--protein ligase; EC:6.3.4.15; Biotin--[acetyl-CoA-carboxylase] ligase; Biotin operon repressor; Bifunctional ligase/repressor BirA

  • AA Sequence

    GKLSESEIRFGLKTEVMGQHLIYHDVLSSTQKTAHELANNNAPEGTLVVADKQTAGRGGMSRVWHSQEGNGVWMSLILRPDIPLQKTPQLTLLAAVAVVQGIEEAAGIQTDIKWPNDILINGKKTVGILTEMQAEEDRVRSVIIGIGINVNQQPNDFPDELKDIATSLSQAAGEKIDRAGVIQHILLCFEKRYRDYMTHGFTPIKLLWESYALGIGTNMRARTLNGTFYGKALGIDDEGVLLLETNEGIKKIYSADISLR

  • Predicted Molecular Mass

    30.4 kDa

Product Properties

Appearance

Solution.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Reconstitution

Please use rapid thawing with running water to thaw the protein.

Storage & Stability

Stored at -80°C for 1 year from date of receipt. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.

Shipping

Shipping with dry ice.

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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