CEP57 Protein, Human (His)

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Based on 1 Customer Validation

CEP57 is a centrosomal protein that is a potential player in promoting microtubule attachment to centrosomes, possibly by forming a ring-like structure around microtubules. The protein exhibits homodimer and homooligomer formation and interacts with microtubules. CEP57 Protein, Human (GST) is the recombinant human-derived CEP57 protein, expressed by E. coli , with N-GST labeled tag.

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

CEP57 is a centrosomal protein that is a potential player in promoting microtubule attachment to centrosomes, possibly by forming a ring-like structure around microtubules. The protein exhibits homodimer and homooligomer formation and interacts with microtubules. CEP57 Protein, Human (GST) is the recombinant human-derived CEP57 protein, expressed by E. coli , with N-GST labeled tag.

Background

CEP57 (Centrosomal Protein 57) is a centrosomal protein with a potential role in microtubule attachment to centrosomes, possibly by forming ring-like structures around microtubules. Its involvement extends to mediating the nuclear translocation and mitogenic activity of the internalized growth factor FGF2, distinguishing its interaction from that of FGF1. CEP57 exists as a homodimer and homooligomer, and it interacts with microtubules, as well as with FGF2 and RAP80. Notably, it does not exhibit interaction with FGF1 or the 24 kDa isoform of FGF2. These features suggest that CEP57 plays a multifaceted role in cellular processes, including microtubule dynamics and the regulation of growth factor-mediated signaling pathways. It has to outline CEP57's potential functions in microtubule attachment, interaction with growth factors, and its oligomeric nature.

MCE Validation Data

  • Purity - SDS-PAGE

    Purity - SDS-PAGE

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

Technical Parameters

  • Species Human
  • Source E. coli
  • Tag N-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • GST
    • CEP57 (S118-R226)
      Accession # Q86XR8
    • C-term
  • Protein Length

    Partial

  • Synonyms

    CEP57; Centrosomal Protein 57kDa; Centrosomal Protein 57; FGF2-Interacting Protein; Translokin; Proliferation-Inducing Protein 8; TSP57; Cep57; Centrosomal Protein Of 57 KDa; MVA2; KIAA0092; PIG8; Testis-Specific Protein 57

  • AA Sequence

    SKNEESKHNQELTSQLLAAENKCNLLEKQLEYMRNMIKHAEMERTSVLEKQVSLERERQHDQTHVQSQLEKLDLLEQEYNKLTTMQALAEKKMQELEAKLHEEEQERKR

  • Predicted Molecular Mass

    13.1 kDa

  • Molecular Weight

    Approximately 14 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

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

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 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 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)
÷
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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