GPT Human

Glutamic-Pyruvate Transaminase Human Recombinant

GPT Human Recombinant produced in E.coli is a single, non-glycosylated polypeptide chain containing 516 amino acids (1-496) and having a molecular mass of 56.8 kDa.
GPT is fused to a 20 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Shipped with Ice Packs
Cat. No.
BT1228
Source
E.coli.
Appearance
Sterile Filtered colorless solution.

GPT Human, Active

Glutamic-Pyruvate Transaminase Human Recombinant, Active

Alanine Aminotransferase Human Recombinant produced in E.Coli is a homodimer, non-glycosylated, polypeptide chain containing 495a.a and having a molecular mass of 54,479 Dalton. The amino acid sequence is the same as that of native form of human liver ALT.
The ALT is purified by proprietary chromatographic techniques.
Shipped with Ice Packs
Cat. No.
BT1288
Source
Escherichia Coli.
Appearance
Sterile liquid formulation.

GPT Human, His Active

Glutamic-Pyruvate Transaminase, His Tag Active Human Recombinant

GPT Human Recombinant produced in E.coli is a single, non-glycosylated polypeptide chain containing 516 amino acids (1-496) and having a molecular mass of 56.8 kDa.
GPT is fused to a 20 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Shipped with Ice Packs
Cat. No.
BT1387
Source
E.coli.
Appearance
Sterile Filtered colorless solution.

GPT Mouse

Glutamic-Pyruvate Transaminase Mouse Recombinant

GPT Mouse Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 519 amino acids (1-496 a.a) and having a molecular mass of 57.5kDa.
GPT is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Shipped with Ice Packs
Cat. No.
BT1466
Source
Escherichia Coli.
Appearance
Sterile filtered colorless solution.

GPT Rat

Glutamic-Pyruvate Transaminase Rat Recombinant

GPT Rat Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 519 amino acids (1-496 a.a) and having a molecular mass of 57.5kDa. 
GPT is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Shipped with Ice Packs
Cat. No.
BT1522
Source
E.coli.
Appearance
Sterile Filtered colorless solution.

GPT2 Human

Glutamic-Pyruvate Transaminase 2 Human Recombinant

GPT2 Human Recombinant produced in E. coli is a single polypeptide chain containing 546 amino acids (1-523) and having a molecular mass of 60.3 kDa. GPT2 is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Shipped with Ice Packs
Cat. No.
BT1595
Source
E.coli.
Appearance
Sterile Filtered colorless solution.

GPT2 Human, Active

Glutamic-Pyruvate Transaminase 2 Human Recombinant, Active

GPT2 Human Recombinant produced in E. coli is a single polypeptide chain containing 546 amino acids (1-523) and having a molecular mass of 60.3 kDa. GPT2 is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Shipped with Ice Packs
Cat. No.
BT1679
Source
E.coli.
Appearance
Sterile Filtered colorless solution.

GPT2 Mouse

Glutamic-Pyruvate Transaminase 2 Mouse Recombinant

GPT2 Mouse Recombinant produced in E. coli is a single polypeptide chain containing 522 amino acids (1-522) and having a molecular mass of 60.1 kDa. Mouse GPT2 is fused to a 21 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Shipped with Ice Packs
Cat. No.
BT1735
Source
E.coli.
Appearance
Sterile Filtered colorless solution.

GPT2 Mouse, Active

Glutamic-Pyruvate Transaminase 2, Active Mouse Recombinant

GPT2 Mouse Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 542 amino acids (1-522 aa) and having a molecular mass of 60.1kDa.
GPT2 is fused to a 20 amino acid His tag at N-terminus and purified by proprietary chromatographic techniques.

Shipped with Ice Packs
Cat. No.
BT1822
Source

Escherichia Coli.

Appearance
Sterile Filtered colorless solution.
Definition and Classification

Transaminases, also known as aminotransferases, are enzymes that catalyze the transfer of an amino group from an amino acid to a keto acid. This process is known as transamination. Transaminases are crucial for the synthesis of amino acids, which are the building blocks of proteins . They are classified based on the specific amino/keto acid pairs they act upon. For example, alanine transaminase (ALT) and aspartate transaminase (AST) are two well-known types .

Biological Properties

Transaminases exhibit several key biological properties:

  • Expression Patterns: Transaminases are expressed in various tissues, with high concentrations in the liver, heart, and muscles .
  • Tissue Distribution: ALT is predominantly found in the liver, while AST is present in both the liver and heart .
Biological Functions

Transaminases play a vital role in:

  • Amino Acid Metabolism: They facilitate the conversion of amino acids to keto acids, which can enter metabolic pathways like the citric acid cycle .
  • Immune Responses and Pathogen Recognition: Transaminases are involved in the synthesis of amino acids necessary for the production of immune cells and antibodies .
Modes of Action

Transaminases operate through a mechanism involving the coenzyme pyridoxal phosphate (PLP). The process can be divided into two half-reactions:

  1. The amino group from an amino acid is transferred to PLP, forming pyridoxamine phosphate.
  2. Pyridoxamine phosphate then transfers the amino group to a keto acid, forming a new amino acid .
Regulatory Mechanisms

The expression and activity of transaminases are regulated through:

  • Transcriptional Regulation: Gene expression of transaminases is controlled by various transcription factors in response to cellular needs .
  • Post-Translational Modifications: Phosphorylation and other modifications can alter the activity of transaminases .
Applications

Transaminases have several applications in biomedical research and clinical practice:

  • Diagnostic Tools: Elevated levels of ALT and AST in the blood are used as biomarkers for liver and heart diseases .
  • Therapeutic Strategies: Transaminases are explored for their potential in developing treatments for metabolic disorders .
Role in the Life Cycle

Throughout the life cycle, transaminases are involved in:

  • Development: They are essential for the synthesis of amino acids required for growth and development .
  • Aging and Disease: Changes in transaminase activity are associated with aging and various diseases, including liver and cardiovascular conditions .
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