PDE6H Human

Phosphodiesterase 6H cGMP-Specific Cone Gamma Human Recombinant

PDE6H Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 106 amino acids (1-83 a.a) and having a molecular mass of 11.5 kDa.
PDE6H is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Shipped with Ice Packs
Cat. No.
BT18545
Source
Escherichia Coli.
Appearance
Sterile Filtered colorless solution.

PPME1 Human

Protein Phosphatase Methylesterase 1 Human Recombinant

PPME1 Human Recombinant produced in E.coli is a single, non-glycosylated polypeptide chain containing 406 amino acids (1-386) and having a molecular mass of 44.4 kDa.
The PPME1 is fused to a 20 amino acid His-Tag at N-terminus and purified by proprietary chromatographic techniques.
Shipped with Ice Packs
Cat. No.
BT18599
Source
E.coli.
Appearance
Sterile Filtered colorless solution.

TDP1 Human

Tyrosyl-DNA Phosphodiesterase 1 Human Recombinant

TDP1 Human Recombinant produced in E.coli is a single, non-glycosylated polypeptide chain containing 318 amino acids (1-298) and having a molecular mass of 35.8kDa. TDP1 is fused to a 20 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Shipped with Ice Packs
Cat. No.
BT18652
Source
Escherichia Coli.
Appearance
Sterile Filtered colorless solution.

TDP2 Human

Tyrosyl-DNA Phosphodiesterase 2 Human Recombinant

TDP2 Human Recombinant produced in E.coli is a single, non-glycosylated polypeptide chain containing 385 amino acids (1-362) and having a molecular mass of 43.3kDa.
TDP2 is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Shipped with Ice Packs
Cat. No.
BT18818
Source
Escherichia Coli.
Appearance
Sterile filtered colorless solution.

YOD1 Human

YOD1 Human Recombinant

YOD1 Human Recombinant produced in E.coli is a single, non-glycosylated polypeptide chain containing 371 amino acids (1-348) and having a molecular mass of 40.7kDa.
YOD1 is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Shipped with Ice Packs
Cat. No.
BT18917
Source
Escherichia Coli.
Appearance
Sterile Filtered colorless solution.
Definition and Classification

Esterases are a class of hydrolase enzymes that catalyze the hydrolysis of ester bonds, converting esters into an acid and an alcohol through a reaction with water . They are classified based on their substrate specificity and protein structure. The main types include:

  • Carboxylic ester hydrolases: e.g., acetylesterase, cholinesterase, pectinesterase.
  • Thiolester hydrolases: e.g., thioesterase.
  • Phosphoric monoester hydrolases: e.g., phosphatase.
  • Phosphoric diester hydrolases.
  • Sulfuric ester hydrolases: e.g., sulfatases .
Biological Properties

Esterases exhibit diverse biological properties, including broad substrate specificity and stability under various conditions. They are expressed in multiple tissues, including the liver, blood plasma, and various microbial environments . Their tissue distribution is extensive, with significant roles in lipid metabolism and detoxification processes .

Biological Functions

Esterases play crucial roles in various biological functions:

  • Lipid Metabolism: They hydrolyze lipid esters, aiding in lipid absorption and metabolism .
  • Detoxification: Esterases help in the breakdown of xenobiotic compounds, contributing to detoxification .
  • Immune Responses: Certain esterases are involved in pathogen recognition and immune responses .
Modes of Action

Esterases interact with other molecules and cells through specific binding partners and downstream signaling cascades. The catalytic mechanism typically involves a serine residue in the active site, which attacks the carbonyl carbon of the ester bond, facilitated by histidine and aspartic/glutamic acid residues . This leads to the formation of an acyl-enzyme intermediate, which is subsequently hydrolyzed to release the products .

Regulatory Mechanisms

The expression and activity of esterases are regulated through various mechanisms:

  • Transcriptional Regulation: Gene expression is controlled by transcription factors and regulatory elements in the promoter regions .
  • Post-Translational Modifications: Esterase activity can be modulated by phosphorylation, glycosylation, and other modifications .
  • Environmental Factors: pH, temperature, and the presence of inhibitors or activators can influence esterase activity .
Applications

Esterases have numerous applications in biomedical research, diagnostics, and therapeutics:

  • Biomedical Research: Used as tools to study lipid metabolism and enzyme kinetics .
  • Diagnostic Tools: Employed in assays to detect specific ester substrates or products .
  • Therapeutic Strategies: Targeted for drug development, particularly in the treatment of metabolic disorders and detoxification therapies .
Role in the Life Cycle

Throughout the life cycle, esterases play vital roles from development to aging and disease:

  • Development: Involved in the regulation of lipid metabolism during growth and development .
  • Aging: Changes in esterase activity are associated with aging processes and age-related diseases .
  • Disease: Altered esterase activity is linked to various diseases, including metabolic disorders, neurodegenerative diseases, and cancer .
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