GPHA2 Protein, Human (HEK293, His)

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GPHA2 acts as a heterodimeric glycoprotein hormone together with GPHB5 to form a complex that binds and activates the thyroid-stimulating hormone receptor (TSHR), thereby triggering elevated cAMP production. This protein complex plays a key role in the regulation of thyroid cell metabolism, controlling the basic metabolic processes of thyroid cells. GPHA2 Protein, Human (HEK293, His) is the recombinant human-derived GPHA2 protein, expressed by HEK293 , with C-His labeled tag.

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

GPHA2 acts as a heterodimeric glycoprotein hormone together with GPHB5 to form a complex that binds and activates the thyroid-stimulating hormone receptor (TSHR), thereby triggering elevated cAMP production. This protein complex plays a key role in the regulation of thyroid cell metabolism, controlling the basic metabolic processes of thyroid cells. GPHA2 Protein, Human (HEK293, His) is the recombinant human-derived GPHA2 protein, expressed by HEK293 , with C-His labeled tag.

Background

GPHA2 (Glycoprotein Hormone Alpha 2) functions as a crucial heterodimeric glycoprotein hormone alongside GPHB5, with the ability to bind and activate the thyroid-stimulating hormone receptor (TSHR), ultimately resulting in elevated cAMP production. This glycoprotein hormone complex plays a central role in the regulation of thyroid cell metabolism, indicating its significance in the control of thyroid function and hormonal balance. The functional partnership between GPHA2 and GPHB5 is highlighted by their formation of a heterodimer, and this complex specifically interacts with TSHR, thereby initiating the cascade leading to increased cAMP levels.

Technical Parameters

  • Species Human
  • Source HEK293
  • Tag C-6*His
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • GPHA2 (Q24-Y129)
      Accession # Q96T91
    • His
    • C-term
  • Protein Length

    Full Length of Mature Protein

  • Synonyms

    GPHA2; Glycoprotein Hormone Alpha-2; Glycoprotein Hormone Subunit Alpha 2; A2; Thyrostimulin Subunit Alpha; Glycoprotein Hormone Alpha 2; ZSIG51; Cysteine Knot Protein; GPA2; Glycoprotein Alpha 2; Putative Secreted Protein Zsig51; MGC126572

  • AA Sequence

    QEAVIPGCHLHPFNVTVRSDRQGTCQGSHVAQACVGHCESSAFPSRYSVLVASGYRHNITSVSQCCTISGLKKVKVQLQCVGSRREELEIFTARACQCDMCRLSRY

  • Molecular Weight

    Approximately 23 kDa, based on SDS-PAGE under reducing conditions.

  • Glycosylation

    Yes

  • 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

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

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

Concentration (start) Concentration (start)
×
Volume (start) Volume (start)
=
Concentration (final) Concentration (final)
×
Volume (final) Volume (final)
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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