EphA7 Protein, Human (Active, sf9)

The EphA7 protein is a receptor tyrosine kinase that promiscuously binds to the GPI-anchored ephrin-A ligand to initiate bidirectional signaling. It participates in forward and reverse signaling pathways, uses EFNA5 as a functional ligand, regulates brain development and affects cell adhesion and repulsion. EphA7 Protein, Human (sf9) is the recombinant human-derived EphA7, expressed by Sf9 insect cells, with tag-free. The total length of EphA7 Protein, Human (sf9) is 419 a.a..

For research use only. We do not sell to patients.
  • Species: Human
  • Source: Sf9 insect cells
  • Storage:
    Stored at -80°C for 1 year from date of receipt. 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.
  • Biological Activity
  • Technical Parameters
  • Product Properties
  • Documentation
  • Help & FAQs

Biological Activity

Description

The EphA7 protein is a receptor tyrosine kinase that promiscuously binds to the GPI-anchored ephrin-A ligand to initiate bidirectional signaling. It participates in forward and reverse signaling pathways, uses EFNA5 as a functional ligand, regulates brain development and affects cell adhesion and repulsion. EphA7 Protein, Human (sf9) is the recombinant human-derived EphA7, expressed by Sf9 insect cells, with tag-free. The total length of EphA7 Protein, Human (sf9) is 419 a.a..

Background

The EphA7 protein, a receptor tyrosine kinase, engages in promiscuous binding to GPI-anchored ephrin-A family ligands on adjacent cells, initiating contact-dependent bidirectional signaling. The downstream pathway originating from the receptor is termed forward signaling, while the pathway downstream of the ephrin ligand is referred to as reverse signaling. Among the GPI-anchored ephrin-A ligands, EFNA5 serves as a cognate/functional ligand for EPHA7, regulating brain development and modulating cell-cell adhesion and repulsion. EphA7 exhibits repellent activity on axons, playing a crucial role in guiding corticothalamic axons and ensuring the proper topographic mapping of retinal axons to the colliculus. Additionally, EphA7 may contribute to brain development through a caspase (CASP3)-dependent proapoptotic activity. Forward signaling through EphA7 may result in the activation of components of the ERK signaling pathway, including MAP2K1, MAP2K2, MAPK1, and MAPK3, which are phosphorylated upon EphA7 activation.

Technical Parameters

  • Species Human
  • Source Sf9 insect cells
  • Tag Tag Free
  • Accession
  • Gene ID
  • Protein Length

    Cytoplasmic Domain

  • Synonyms

    EPHA7; EK11; EPH Receptor A7; Receptor Protein-Tyrosine Kinase HEK11; Ephrin Type-A Receptor 7; Tyrosine-Protein Kinase Receptor EHK-3; EPH Homology Kinase 3; Receptor Protein-Tyrosine Kinase; Hek11; Alternative Protein EPHA7; EPH-Like Kinase 11; Eph Homo

  • AA Sequence

    RRHCGYSKADQEGDEELYFHFKFPGTKTYIDPETYEDPNRAVHQFAKELDASCIKIERVIGAGEFGEVCSGRLKLPGKRDVAVAIKTLKVGYTEKQRRDFLCEASIMGQFDHPNVVHLEGVVTRGKPVMIVIEFMENGALDAFLRKHDGQFTVIQLVGMLRGIAAGMRYLADMGYVHRDLAARNILVNSNLVCKVSDFGLSRVIEDDPEAVYTTTGGKIPVRWTAPEAIQYRKFTSASDVWSYGIVMWEVMSYGERPYWDMSNQDVIKAIEEGYRLPAPMDCPAGLHQLMLDCWQKERAERPKFEQIVGILDKMIRNPNSLKTPLGTCSRPISPLLDQNTPDFTTFCSVGEWLQAIKMERYKDNFTAAGYNSLESVARMTIEDVMSLGITLVGHQKKIMSSIQTMRAQMLHLHGTGIQV

  • Purity

    ≥ 80%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Solution.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Reconstitution

Please use rapid thawing with running water to thaw the protein.

Storage & Stability

Stored at -80°C for 1 year from date of receipt. 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.

Calculators

Reconstitution Calculator

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

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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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