1. Recombinant Proteins
  2. Cytokines and Growth Factors
  3. Ephrin/Eph Family
  4. Ephrins
  5. Ephrin A2
  6. Ephrin-A2/EFNA2 Protein, Rat (HEK293, Fc)

Ephrin-A2/EFNA2 Protein, Rat (HEK293, Fc)

Cat. No.: HY-P76912
COA Handling Instructions

Ephrin-A2 (EFNA2) is a member of the ephrin family. Ephrin-A2/EFNA2 Protein, Rat (HEK293, Fc) is the recombinant rat-derived Ephrin-A2/EFNA2 protein, expressed by HEK293, with C-hFc labeled tag. The total length of Ephrin-A2/EFNA2 Protein, Rat (HEK293, Fc) is 163 a.a., with molecular weight of ~55 KDa.

For research use only. We do not sell to patients.

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  • Biological Activity

  • Technical Parameters

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  • Documentation

Description

Ephrin-A2 (EFNA2) is a member of the ephrin family. Ephrin-A2/EFNA2 Protein, Rat (HEK293, Fc) is the recombinant rat-derived Ephrin-A2/EFNA2 protein, expressed by HEK293, with C-hFc labeled tag. The total length of Ephrin-A2/EFNA2 Protein, Rat (HEK293, Fc) is 163 a.a., with molecular weight of ~55 KDa.

Background

Ephrin-A2, also known as EFNA2, is a member of the ephrin family of proteins that serves as both a ligand and a receptor, playing a crucial role in cellular communication and tissue development. As a transmembrane protein, Ephrin-A2 engages in bidirectional signaling by interacting with Eph receptors on neighboring cells, triggering intracellular cascades that regulate diverse cellular processes. Ephrin-A2 is particularly implicated in axon guidance during neuronal development, contributing to the precise wiring of the nervous system. Additionally, it plays a role in angiogenesis, influencing vascular development and endothelial cell behavior. The multifaceted functions of Ephrin-A2 underscore its significance in orchestrating complex cellular behaviors and highlight its involvement in various physiological and pathological processes. Understanding the molecular mechanisms controlled by Ephrin-A2 is essential for elucidating its potential implications in neurobiology, cardiovascular development, and other medical contexts.

Biological Activity

Measured by its ability to inhibit proliferation of PC-3 human prostate cancer cells. The ED50 for this effect is 26.55 ng/mL, corresponding to a specific activity is 3.766×104 units/mg.

  • Measured by its ability to inhibit proliferation of PC-3 human prostate cancer cells. The ED50 for this effect is 26.55 ng/mL, corresponding to a specific activity is 3.766×104 units/mg.
Species

Rat

Source

HEK293

Tag

C-hFc

Accession

F1MA19 (R21-S183)

Gene ID

84358  [NCBI]

Molecular Construction
N-term
EFNA2 (R21-S183)
Accession # F1MA19
hFc
C-term
Synonyms
CEK7-ligand; CEK7-L; ELF-1; LERK-6
AA Sequence

RNEDPARANADRYAVYWNRSNPRFQVSAVGDGGGYTVEVSINDYLDIYCPHYGAPLPPAERMERYILYMVNGEGHASCDHRQRGFKRWECNRPAAPGGPLKFSEKFQLFTPFSLGFEFRPGHEYYYISATPPNLVDRPCLRLKVYVRPTNETLYEAPEPIFTS

Molecular Weight

Approximately 55 kDa.

Purity
  • Greater than 95% as determined by reducing SDS-PAGE.
Appearance

Lyophilized powder

Formulation

Lyophilized from a 0.2 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. 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.

Documentation

Ephrin-A2/EFNA2 Protein, Rat (HEK293, Fc) Related Classifications

Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

  • Reconstitution Calculator

  • Dilution Calculator

  • Specific Activity Calculator

The reconstitution calculator equation

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration
= ÷

The dilution calculator equation

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

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
× = ×
C1   V1   C2   V2

The specific activity calculator equation

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)
Unit/mg = 106 ÷ ng/mL

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Ephrin-A2/EFNA2 Protein, Rat (HEK293, Fc)
Cat. No.:
HY-P76912
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