Structural Basis for Allostery in PLP-dependent Enzymes

Autor: Jenny U. Tran, Breann L. Brown
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Frontiers in Molecular Biosciences, Vol 9 (2022)
Druh dokumentu: article
ISSN: 2296-889X
DOI: 10.3389/fmolb.2022.884281
Popis: Pyridoxal 5′-phosphate (PLP)-dependent enzymes are found ubiquitously in nature and are involved in a variety of biological pathways, from natural product synthesis to amino acid and glucose metabolism. The first structure of a PLP-dependent enzyme was reported over 40 years ago, and since that time, there is a steady wealth of structural and functional information revealed for a wide array of these enzymes. A functional mechanism that is gaining more appreciation due to its relevance in drug design is that of protein allostery, where binding of a protein or ligand at a distal site influences the structure, organization, and function at the active site. Here, we present a review of current structure-based mechanisms of allostery for select members of each PLP-dependent enzyme family. Knowledge of these mechanisms may have a larger potential for identifying key similarities and differences among enzyme families that can eventually be exploited for therapeutic development.
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