Understanding peptide hormones: from precursor proteins to bioactive molecules

Area of Science:

• Biochemistry
• Endocrinology
• Proteomics

Background:

• Peptide hormones regulate biological processes and homeostasis.
• Dysregulation of peptide hormones is linked to endocrine diseases.
• Knowledge gaps exist in peptide hormone processing, post-translational modifications, and detection technologies.

Purpose of the Study:

• To review the current understanding of the peptidome landscape.
• To discuss proteolytic processing and post-translational modifications of peptide hormones.
• To identify needs for future research in peptide discovery and characterization.

Main Methods:

• Literature review of peptidome landscape.
• Analysis of proteolytic processing and post-translational modifications.
• Discussion of current and future technologies for peptide discovery and detection.

Main Results:

• Peptide hormones are vital for homeostasis but often dysregulated in endocrine diseases.
• Significant gaps remain in understanding peptide processing and post-translational modifications.
• Existing technologies for peptide discovery and detection require advancement.

Conclusions:

• A comprehensive understanding of the peptidome is essential for identifying novel therapeutic peptides.
• Leveraging proteolytic mechanisms can aid in discovering new peptides with therapeutic potential.
• Future research should focus on improving prediction, detection, and characterization of biologically active peptides.