Ribosomally Synthesized and Post-Translationally Modified Peptides Assembled by ThiF-like Adenylyltransferases:...

Area of Science:

• Biochemistry
• Molecular Biology
• Natural Product Chemistry

Background:

• Whole genome sequencing has revealed numerous uncharacterized proteins in databases like GenBank.
• Natural product biosynthesis often occurs in gene clusters, offering opportunities for discovering novel metabolites and enzymes.
• Ribosomally synthesized and post-translationally modified peptides (RiPPs) represent a diverse class of natural products with complex biosynthetic pathways.

Purpose of the Study:

• To review the ThiF-like adenylyltransferase superfamily (TLATs) and their significance in RiPP biosynthesis.
• To highlight the current understanding of TLATs' enzymatic functions, catalytic mechanisms, and roles in uncharacterized RiPP pathways.
• To identify promising avenues for future research on TLATs and their associated natural products.

Main Methods:

• Literature review of recent research on TLATs and RiPP biosynthesis.
• Analysis of gene clusters containing TLATs to infer their functions.
• Critical discussion of enzymatic mechanisms and natural product generation.

Main Results:

• TLATs are essential enzymes involved in the biosynthesis of various RiPPs.
• These enzymes are frequently found in uncharacterized RiPP gene clusters, indicating a broad, yet underexplored, catalytic potential.
• TLATs contribute to the generation of diverse natural products with unique enzymatic reactions.

Conclusions:

• TLATs are versatile enzymes with significant roles in natural product discovery, particularly within RiPP pathways.
• Further research into TLATs is crucial for elucidating novel biosynthetic pathways and characterizing their enzymatic capabilities.
• Understanding TLATs can unlock new avenues for discovering novel metabolites and enzymes with potential biotechnological applications.