CEACAM21 Protein, Human (HEK293, His)

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CEA21/CEACAM21, a carcinoembryonic antigen (CEA)-related cell adhesion molecule, is expressed on granulocytes. CEACAM21 is also a biological candidate gene for schizophrenia and type I diabetes, with SNPs consistently associated with the disease. CEACAM21 Protein, Human (HEK293, His) is the recombinant human-derived CEACAM21 protein, expressed by HEK293 , with C-6*His labeled tag.

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

CEA21/CEACAM21, a carcinoembryonic antigen (CEA)-related cell adhesion molecule, is expressed on granulocytes. CEACAM21 is also a biological candidate gene for schizophrenia and type I diabetes, with SNPs consistently associated with the disease. CEACAM21 Protein, Human (HEK293, His) is the recombinant human-derived CEACAM21 protein, expressed by HEK293 , with C-6*His labeled tag.

Background

CEA21/CEACAM21, a carcinoembryonic antigen (CEA)-related cell adhesion molecule, is expressed by CEACAM21. CEA21 may be a component of membranes and is widely expressed in tissues such as bone marrow and lymph nodes. CEA21 is an innate immune receptor expressed on granulocytes and targets specific human pathogens. CEACAM21 is also a biologically plausible candidate gene for schizophrenia. CEACAM21 contains a predicted intron (a region containing a large number of human spliced ESTs and mRNAs) with SNPs consistently associated with increased risk of schizophrenia. CEACAM21 is also a Type I Diabetes Genetics Consortium candidate gene with significant association.

Technical Parameters

  • Species Human
  • Source HEK293
  • Tag C-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • CEACAM21 (W35-G240)
      Accession # Q3KPI0-1/AAI06728.1
    • 6*His
    • C-term
  • Protein Length

    Extracellular Domain

  • Synonyms

    CEACAM21; Carcinoembryonic Antigen Related Cell Adhesion Molecule 21; CEA Cell Adhesion Molecule 21; Cell Adhesion Molecule CEACAM21; Carcinoembryonic Antigen-Related Cell Adhesion Molecule 21; FLJ13540; R29124_1

  • AA Sequence

    WLFIASAPFEVAEGENVHLSVVYLPENLYSYGWYKGKTVEPNQLIAAYVIDTHVRTPGPAYSGRETISPSGDLHFQNVTLEDTGYYNLQVTYRNSQIEQASHHLRVYESVAQPSIQASSTTVTEKGSVVLTCHTNNTGTSFQWIFNNQRLQVTKRMKLSWFNHVLTIDPIRQEDAGEYQCEVSNPVSSNRSDPLKLTVKSDDNTLG

  • Predicted Molecular Mass

    24.2 kDa

  • Molecular Weight

    Approximately 35 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 0.2 μm filtered solution of 20 mM PB, 150 mM NaCl, 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)
×
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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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