CD55/DAF Protein, Rat (HEK293, Fc)

Customer Review

Based on 1 Customer Validation

The CD55/DAF protein lacks conserved residues critical for feature annotation propagation and exhibits unique qualities that have prompted exploration of its structural and functional implications. This unique property suggests underlying nuances in molecular interactions and regulatory mechanisms. CD55/DAF Protein, Rat (HEK293, Fc) is the recombinant rat-derived CD55/DAF protein, expressed by HEK293 , with C-hFc labeled tag.

For research use only. We do not sell to patients.
  • Species: Rat
  • Source: HEK293
  • 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 CD55/DAF protein lacks conserved residues critical for feature annotation propagation and exhibits unique qualities that have prompted exploration of its structural and functional implications. This unique property suggests underlying nuances in molecular interactions and regulatory mechanisms. CD55/DAF Protein, Rat (HEK293, Fc) is the recombinant rat-derived CD55/DAF protein, expressed by HEK293 , with C-hFc labeled tag.

Background

CD55, also known as Decay Accelerating Factor (DAF), exhibits a unique characteristic as it lacks conserved residue(s) essential for the propagation of feature annotation. This distinctive quality prompts further exploration into the structural and functional implications of CD55, emphasizing potential nuances in its molecular interactions and regulatory mechanisms. The absence of these conserved residues underscores the particularities of CD55 and suggests intriguing avenues for research to unravel its specific roles in immune regulation and complement system modulation.

Verified Bioactivity

Immobilized Rat CD55 at 2 μg/mL (100 μL/well) can bind CD55 antibody. The ED50 for this effect is 1.221 μg/mL.

MCE Validation Data

  • Purity - SDS-PAGE

    Purity - SDS-PAGE

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

  • Bioactivity - ELISA

    Bioactivity - ELISA

    Immobilized Rat CD55 at 2 μg/mL (100 μL/well) can bind CD55 antibody. The ED50 for this effect is 1.221 μg/mL.

Technical Parameters

  • Species Rat
  • Source HEK293
  • Tag C-hFc
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • DAF (D35-S371)
      Accession # Q9Z0M0
    • hFc
    • C-term
  • Protein Length

    Partial

  • Synonyms

    CD55; CD55 Molecule, Decay Accelerating Factor For Complement (Cromer Blood Group); Prev. DAF; Rh Blood Group D Antigen; CROM; CD55 Antigen; CR; CD55 Antigen, Decay Accelerating Factor For Complement (Cromer Blood Group), Isoform CRA_d; Complement Decay-A

  • AA Sequence

    DCGPPPDIPNATPNSGKHTKFAHQSQVTYSCNKGFKQIPDKPNTVVCLENDQWSNYETFCNKTCSAPLRLNYASLKKEYRNMNFFPIGTTVEFECRPGFQKVTSRTGKSTCLEELVWSPVVEFCKKRACPNPRELKNGHINIPTDILFGSEIIFSCDKGYKLVGVTSTFCSITGNAVDWDDVFPVCTTIFCPDPPKINNGRIREESDSYAYRQSVTYSCDQGFILVGNSSVHCTLNGEVGEWSSAPPKCIERHKVPTKTPPEVDIPSTMPHESTLINFPSTRAPLSHKPTTVKVPGTRVKPTSHKPTEVKVPATQHVPVSKTTVRHPTRTSKDRGES

  • Molecular Weight

    Approximately 91 kDa & 54 kDa, based on SDS-PAGE under reducing conditions.

  • Glycosylation

    Yes

  • Purity

    ≥ 95%, 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)
×
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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