1. Recombinant Proteins
  2. Cytokines and Growth Factors Receptor Proteins Enzymes & Regulators
  3. Ephrin/Eph Family Receptor Tyrosine Kinases Protein Tyrosine Kinases
  4. Eph Receptors
  5. EphA3
  6. EphA3 Protein, Mouse (sf9, His-GST)

EphA3 Protein, Mouse (sf9, His-GST)

Cat. No.: HY-P75739
COA Handling Instructions

The EphA3 protein is a receptor tyrosine kinase that promiscuously binds to membrane-bound ephrin ligands to initiate bidirectional signaling. Activation of EphA3 is known to preferentially bind to EFNA5 and regulates cell-cell adhesion, cytoskeletal organization, and migration. EphA3 Protein, Mouse (sf9, His-GST) is the recombinant mouse-derived EphA3 protein, expressed by Sf9 insect cells , with N-GST, N-His labeled tag. The total length of EphA3 Protein, Mouse (sf9, His-GST) is 416 a.a., with molecular weight of ~66 kDa.

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

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Description

The EphA3 protein is a receptor tyrosine kinase that promiscuously binds to membrane-bound ephrin ligands to initiate bidirectional signaling. Activation of EphA3 is known to preferentially bind to EFNA5 and regulates cell-cell adhesion, cytoskeletal organization, and migration. EphA3 Protein, Mouse (sf9, His-GST) is the recombinant mouse-derived EphA3 protein, expressed by Sf9 insect cells , with N-GST, N-His labeled tag. The total length of EphA3 Protein, Mouse (sf9, His-GST) is 416 a.a., with molecular weight of ~66 kDa.

Background

The EphA3 protein, a receptor tyrosine kinase, engages in promiscuous binding to membrane-bound ephrin family ligands on adjacent cells, initiating contact-dependent bidirectional signaling. The downstream pathway originating from the receptor is known as forward signaling, while the pathway downstream of the ephrin ligand is termed reverse signaling. Highly promiscuous for ephrin-A ligands, EphA3 exhibits a preferential binding affinity for EFNA5. Upon activation by EFNA5, EphA3 plays a pivotal role in regulating cell-cell adhesion, cytoskeletal organization, and cell migration. Additionally, EphA3 is implicated in cardiac cell migration and differentiation, regulating the formation of the atrioventricular canal and septum during development, likely through activation by EFNA1. In the context of retinotectal mapping, EphA3 is involved in the guidance of neurons. Furthermore, EphA3 may control the segregation, though not the guidance, of motor and sensory axons during neuromuscular circuit development.

Biological Activity

The enzyme activity of this recombinant protein is testing in progress, we cannot offer a guarantee yet.

Species

Mouse

Source

Sf9 insect cells

Tag

N-GST;N-His

Accession

Q8BRB1 (G569-V984)

Gene ID

13837  [NCBI]

Molecular Construction
N-term
His-GST
EphA3 (G569-V984)
Accession # Q8BRB1
C-term
Synonyms
Ephrin type-A receptor 3; EPH-like kinase 4; hEK4; EPHA3; ETK; ETK1; HEK; TYRO4
Molecular Weight

Approximately 66 kDa

Purity

Greater than 90% as determined by reducing SDS-PAGE

Appearance

Solution.

Formulation

Supplied as a 0.2 μm filtered solution of 20 mM Tris, 500 mM NaCl, 10% glycerol, pH 8.0.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Reconstitution

N/A.

Storage & Stability

Stored at -80°C for 1 year. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.

Shipping

Shipping with dry ice.

Documentation
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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Product Name:
EphA3 Protein, Mouse (sf9, His-GST)
Cat. No.:
HY-P75739
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