C2/Complement C2 Protein, Mouse (HEK293, His)

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Based on 1 Customer Validation

Complement C2 is a component of the classical pathway of the complement system and is cleaved by activated factor C1, resulting in the formation of two distinct fragments: C2b and C2a. The subsequent serine protease activity of C2a is critical for its subsequent interaction with the complement factor C4b, leading to the formation of C3 or C5 convertase. C2/Complement C2 Protein, Mouse (HEK293, His) is the recombinant mouse-derived C2/Complement C2 protein, expressed by HEK293 , with C-His labeled tag.

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

Complement C2 is a component of the classical pathway of the complement system and is cleaved by activated factor C1, resulting in the formation of two distinct fragments: C2b and C2a. The subsequent serine protease activity of C2a is critical for its subsequent interaction with the complement factor C4b, leading to the formation of C3 or C5 convertase. C2/Complement C2 Protein, Mouse (HEK293, His) is the recombinant mouse-derived C2/Complement C2 protein, expressed by HEK293 , with C-His labeled tag.

Background

Complement C2, a vital component of the classical pathway within the complement system, undergoes cleavage by activated factor C1 into two fragments: C2b and C2a. The generated C2a fragment, possessing serine protease activity, subsequently associates with complement factor C4b, culminating in the formation of the C3 or C5 convertase. This enzymatic complex plays a pivotal role in the activation cascade of the complement system, facilitating the downstream proteolytic cleavage of complement factors C3 and C5, which are integral steps in the immune response. The orchestrated interplay of C2 in the classical pathway underscores its significance in mediating immune defense mechanisms and maintaining immune homeostasis. (

Verified Bioactivity

Measured by its ability to cleave a colorimetric peptide 200 μM substrate Z-GR-SBzl, in the presence of 5,5’Dithio-bis (2-nitrobenzoic acid) (DTNB). that incubate at room temperature in kinetic mode for 5 minutes. The specific activity is 129.61 pmol/min/μg.

Technical Parameters

  • Species Mouse
  • Source HEK293
  • Tag C-10*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • C2 (M1-L760)
      Accession # P21180
    • His
    • C-term
  • Protein Length

    Full Length of Isoform-1 Mature Protein

  • Synonyms

    Complement C2; C3/C5 convertase; C2

  • AA Sequence

    ALFCNQNVNITGGNFTLSHGWAPGSLLIYSCPLGRYPSPAWRKCQSNGQWLTPRSSSHHTLRSSRMVKAVCKPVRCLAPSSFENGIYFPRLVSYPVGSNVSFECEQDFTLRGSPVRYCRPNGLWDGETAVCDNGASHCPNPGISVGTARTGLNFDLGDKVRYRCSSSNMVLTGSAERECQSNGVWSGSEPICRQPYSYDFPEDVASALDTSLTNLLGATNPTQNLLTKSLGRKIIIQRSGHLNLYLLLDASQSVTEKDFDIFKKSAELMVERIFSFEVNVSVAIITFASQPKTIMSILSERSQDVTEVITSLDSASYKDHENATGTNTYEVLIRVYSMMQSQMDRLGMETSAWKEIRHTIILLTDGKSNMGDSPKKAVTRIRELLSIEQNRDDYLDIYAIGVGKLDVDWKELNELGSKKDGERHAFILQDAKALQQIFEHMLDVSKLTDTICGVGNMSANASDQERTPWQVTFKPKSKETCQGSLISDQWVLTAAHCFHDIQMEDHHLWRVNVGDPTSQHGKEFLVEDVIIAPGFNVHAKRKQGISEFYADDIALLKLSRKVKMSTHARPICLPCTVGANMALRRSPGSTCKDHETELLSQQKVPAHFVALNGNRLNINLRTGPEWTRCIQAVSQNKNIFPSLTNVSEVVTDQFLCSGMEEEDDNPCKGESGGAVFLGRRYRFFQVGLVSWGLFDPCHGSSNKNLRKKPPRGVLPRDFHISLFRLQPWLRQHLDGVLDFLPL

  • Molecular Weight

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

  • Glycosylation

    Yes

  • Purity

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

    • Experimental Validation Results for C2/Complement C2 Protein, Mouse (HEK293, His)
      ≥ 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)

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×
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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