Semaphorin-4D/SEMA4D Protein, Human (HEK293, hFc)

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Semaphorin-4D/SEMA4D protein, a receptor for PLXNB1 and PLXNB2, regulates cell-cell signaling. It promotes inhibitory synapse development via PLXNB1, modulates neurite arborization through RHOA activation, and enhances viability of B-cells. SEMA4D induces endothelial cell migration via PTK2B/PYK2, SRC, and PI3K-AKT pathway. It forms homodimers and interacts with PLXNB2 and PLXNB1. Semaphorin-4D/SEMA4D Protein, Human (HEK293, hFc) is the recombinant human-derived Semaphorin-4D/SEMA4D protein, expressed by HEK293 , with C-hFc labeled tag.

For research use only. We do not sell to patients.
  • Species: Human
  • Source: HEK293
  • 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

Semaphorin-4D/SEMA4D protein, a receptor for PLXNB1 and PLXNB2, regulates cell-cell signaling. It promotes inhibitory synapse development via PLXNB1, modulates neurite arborization through RHOA activation, and enhances viability of B-cells. SEMA4D induces endothelial cell migration via PTK2B/PYK2, SRC, and PI3K-AKT pathway. It forms homodimers and interacts with PLXNB2 and PLXNB1. Semaphorin-4D/SEMA4D Protein, Human (HEK293, hFc) is the recombinant human-derived Semaphorin-4D/SEMA4D protein, expressed by HEK293 , with C-hFc labeled tag.

Background

Semaphorin-4D/SEMA4D Protein, a cell surface receptor for PLXNB1 and PLXNB2, plays a crucial role in cell-cell signaling. It is involved in regulating GABAergic synapse development and promotes the development of inhibitory synapses in a PLXNB1-dependent manner. By activating PLXNB1 and interacting with it, SEMA4D modulates the complexity and arborization of developing neurites in hippocampal neurons, mediating the activation of RHOA. Additionally, SEMA4D promotes the migration of cerebellar granule cells and induces B-cells to aggregate, enhancing their viability in vitro. In the immune system, SEMA4D plays a role in inducing endothelial cell migration through the activation of PTK2B/PYK2, SRC, and the phosphatidylinositol 3-kinase-AKT pathway. It forms homodimers and interacts with PLXNB2, as well as interacts with PLXNB1.

Technical Parameters

  • Species Human
  • Source HEK293
  • Tag C-hFc
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • SEMA4D (M22-R734)
      Accession # AAH54500.1
    • hFc
    • C-term
  • Protein Length

    Extracellular Domain

  • Synonyms

    SEMA4D; BB18; Prev. C9orf164; A8; Prev. SEMAJ; Sema Domain, Immunoglobulin Domain (Ig), Transmembrane Domain (TM) And Short Cytoplasmic Domain, 4D; CD100; Chromosome 9 Open Reading Frame 164; Semaphorin-4D; CD100 Antigen; Coll-4; M-Sema G; Sema Domain, Im

  • AA Sequence

    MAFAPIPRITWEHREVHLVQFHEPDIYNYSALLLSEDKDTLYIGAREAVFAVNALNISEKQHEVYWKVSEDKKAKCAEKGKSKQTECLNYIRVLQPLSATSLYVCGTNAFQPACDHLNLTSFKFLGKNEDGKGRCPFDPAHSYTSVMVDGELYSGTSYNFLGSEPIISRNSSHSPLRTEYAIPWLNEPSFVFADVIRKSPDSPDGEDDRVYFFFTEVSVEYEFVFRVLIPRIARVCKGDQGGLRTLQKKWTSFLKARLICSRPDSGLVFNVLRDVFVLRSPGLKVPVFYALFTPQLNNVGLSAVCAYNLSTAEEVFSHGKYMQSTTVEQSHTKWVRYNGPVPKPRPGACIDSEARAANYTSSLNLPDKTLQFVKDHPLMDDSVTPIDNRPRLIKKDVNYTQIVVDRTQALDGTVYDVMFVSTDRGALHKAISLEHAVHIIEETQLFQDFEPVQTLLLSSKKGNRFVYAGSNSGVVQAPLAFCGKHGTCEDCVLARDPYCAWSPPTATCVALHQTESPSRGLIQEMSGDASVCPDKSKGSYRQHFFKHGGTAELKCSQKSNLARVFWKFQNDVLKAESPKYGLMGRKNLLIFNLSEGDSGVYQCLSEERVKNKTVFQVVAKHVLEVKVVPKPVVAPTLSVVQTEGSRIATKVLVASTQGSSPPTPAVQATSSGAITLPPKPAPTGTSCEPKIVINTVPQLHSEKTMYLKSSDNR

  • Predicted Molecular Mass

    106 kDa

  • Glycosylation

    Yes

  • Purity

    ≥ 90%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Solution

Formulation

Supplied as a 0.22 μm filtered solution of PBS, pH 7.4.

Endotoxin Level

<1 EU/μg, determined by LAL method.

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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=
Mass (in vial) Mass (in vial)
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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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