Complement C5a Protein, Cynomolgus

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Based on 1 Customer Validation

Complement C5 is activated by C5 convertase, inducing C5-C9 assembly to form the membrane attack complex. The transient C6 binding site on C5b is critical for the formation of the cleavage complex. Complement C5a Protein, Cynomolgus is the recombinant cynomolgus-derived Complement C5/C5a protein, expressed by E. coli , with tag free.

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

Complement C5 is activated by C5 convertase, inducing C5-C9 assembly to form the membrane attack complex. The transient C6 binding site on C5b is critical for the formation of the cleavage complex. Complement C5a Protein, Cynomolgus is the recombinant cynomolgus-derived Complement C5/C5a protein, expressed by E. coli , with tag free.

Background

Upon activation by a C5 convertase, Complement C5 initiates the spontaneous assembly of the late complement components, C5-C9, forming the membrane attack complex. The transient binding site for C6 on C5b is crucial for the foundation of the lytic complex. The proteolytic degradation of complement C5 produces C5a anaphylatoxin, a mediator of local inflammatory processes. C5a interacts with its receptor C5AR1, triggering diverse responses such as intracellular calcium release, smooth muscle contraction, increased vascular permeability, and histamine release from mast cells and basophilic leukocytes. Acting as a potent chemokine, C5a stimulates the locomotion of polymorphonuclear leukocytes and guides their migration toward sites of inflammation, contributing to the orchestration of immune responses.

Verified Bioactivity

1.Immobilized Cynomolgus Complement C5a at 2 μg/mL (100 μL/well) can bind Anti-C5a (Human IgG1) with a linear range of 0.8-13 ng/mL.
2.Immobilized C5a at 2 μg/mL (100 μL/well) can bind anti-C5a. The ED50 for this effect is 41.72 ng/mL, corresponding to a specific activity is 2.39×104 units/mg.

Results
  • Experimental Validation Results for Complement C5a Protein, Cynomolgus
    Immobilized C5a at 2 μg/mL (100 μL/well) can bind anti-C5a, The ED50 for this effect is 41.72 ng/mL, corresponding to a specific activity is 2.39×104 units/mg.

Technical Parameters

  • Species Cynomolgus
  • Source E. coli
  • Tag Tag Free
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • C5a (M678-R751)
      Accession # XP_015292262.1
    • C-term
  • Protein Length

    Partial

  • Synonyms

    C5a; Complement Component 5a

  • AA Sequence

    MLQEKIEEIAAKYKHLVVKKCCYDGVRINHDETCEQRAARISVGPRCVKAFTECCVVASQLRANNSHKDLQLGR

  • Molecular Weight

    Approximately 11 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

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

    • Experimental Validation Results for Complement C5a Protein, Cynomolgus
      ≥ 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

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=
Mass (in vial) Mass (in vial)
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Desired Reconstitution Concentration Desired Reconstitution Concentration
Dilution Calculator

Concentration (start) × Volume (start) = Concentration (final) × Volume (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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