FGF-13 Protein, Human

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FGF-13 protein is a microtubule-binding protein that directly binds and stabilizes tubulin and affects microtubule polymerization. It exerts negative regulation on axonal and leading process branches, which are critical for neuronal polarization and migration in the cerebral cortex and hippocampus. FGF-13 Protein, Human is the recombinant human-derived FGF-13 protein, expressed by E. coli , with tag free.

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

FGF-13 protein is a microtubule-binding protein that directly binds and stabilizes tubulin and affects microtubule polymerization. It exerts negative regulation on axonal and leading process branches, which are critical for neuronal polarization and migration in the cerebral cortex and hippocampus. FGF-13 Protein, Human is the recombinant human-derived FGF-13 protein, expressed by E. coli , with tag free.

Background

FGF-13, a microtubule-binding protein, exerts direct interaction with tubulin, participating in both the polymerization and stabilization of microtubules. This engagement in microtubule dynamics suggests a role in the refinement of axons by negatively regulating branching of axonal and leading processes. Additionally, FGF-13 plays a crucial role in the polarization and migration of neurons within the cerebral cortex and hippocampus. It further regulates voltage-gated sodium channel transport and function, influencing the activity of specific sodium channel isoforms. Beyond its microtubule-related functions, FGF-13 is implicated in the development of axonal initial segment-targeting inhibitory GABAergic synapses facilitated by chandelier neurons. Through its diverse interactions, including those with various sodium channels and MAPK signaling components, FGF-13 emerges as a multifaceted player in the intricate regulatory network governing neuronal processes and synaptic functions.

Technical Parameters

  • Species Human
  • Source E. coli
  • Tag Tag Free
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • FGF-13 (M1-T245)
      Accession # Q92913-1
    • C-term
  • Protein Length

    Full Length of Isoform-1

  • Synonyms

    FGF13; FHF-2; Prev. LINC00889; Fibroblast Growth Factor 13 Isoform 1y1v; FHF2; Fibroblast Growth Factor; Fibroblast Growth Factor Homologous Factor 2; XLID110; FGF2; DEE90; FLJ30672; FGF1C; FGF-13; FGF; Fibroblast Growth Factor 13; Long Intergenic Non-Pro

  • AA Sequence

    MAAAIASSLIRQKRQAREREKSNACKCVSSPSKGKTSCDKNKLNVFSRVKLFGSKKRRRRRPEPQLKGIVTKLYSRQGYHLQLQADGTIDGTKDEDSTYTLFNLIPVGLRVVAIQGVQTKLYLAMNSEGYLYTSELFTPECKFKESVFENYYVTYSSMIYRQQQSGRGWYLGLNKEGEIMKGNHVKKNKPAAHFLPKPLKVAMYKEPSLHDLTEFSRSGSGTPTKSRSVSGVLNGGKSMSHNEST

  • Predicted Molecular Mass

    27.6 kDa

  • Purity

    ≥ 95%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 μm filtered solution of 20 mM Tris, pH 8.5, 500 mM NaCl.
Note: For SPR assay, please replace the buffer. Primary amine components (e.g., Tris, imidazole) can affect protein-coupled chips.

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

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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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