Site-selective peptide bond hydrolysis and ligation in water by short peptide-based assemblies

A Singh, J Chakraborty, S Pal, D Das - Proceedings of the National …, 2024 - pnas.org
The evolution of complex chemical inventory from Darwin's nutrient-rich warm pond
necessitated rudimentary yet efficient catalytic folds. Short peptides and their self-organized …

Prebiotic catalytic peptide ligation yields proteinogenic peptides by intramolecular amide catalyzed hydrolysis facilitating regioselective lysine ligation in neutral water

J Singh, D Whitaker, B Thoma, S Islam… - Journal of the …, 2022 - ACS Publications
The prebiotic origin of catalyst-controlled peptide synthesis is fundamental to understanding
the emergence of life. Building on our recent discovery that thiols catalyze the ligation of …

Catalytic peptides: The challenge between simplicity and functionality

S Carvalho, DQ Peralta Reis, SV Pereira… - Israel Journal of …, 2022 - Wiley Online Library
Enzymes' machinery has been an inspiration for chemists. Peptides are vital players in the
origin of life, being ancestors of complex enzymes. Even short peptides that are simple in …

Covalently Self‐Assembled Peptide‐Based Hydrolase Mimic for Realizing Exceptional Catalytic Longevity in Foreign Environments

YM Hur, KI Min - Small Structures, 2023 - Wiley Online Library
As a de novo design of artificial enzymes, peptide assembly is receiving enormous attention.
However, the development of durable peptide‐based biocatalysts that can resist …

Catalytic supramolecular self-assembled peptide nanostructures for ester hydrolysis

G Gulseren, MA Khalily, AB Tekinay… - Journal of Materials …, 2016 - pubs.rsc.org
Essential amino acids in catalytic sites of native enzymes are important in nature inspired
catalyst designs. Active sites of enzymes contain the coordinated assembly of multiple …

Self‐assembled peptide nano‐superstructure towards enzyme mimicking hydrolysis

Y Chen, Y Yang, AA Orr, P Makam, B Redko… - Angewandte …, 2021 - Wiley Online Library
The structural arrangement of amino acid residues in native enzymes underlies their
remarkable catalytic properties, thus providing a notable point of reference for designing …

Principles governing catalytic activity of self-assembled short peptides

R Song, X Wu, B Xue, Y Yang, W Huang… - Journal of the …, 2018 - ACS Publications
Molecular self-assembly provides a chemical strategy for the synthesis of nanostructures by
using the principles of nature, and peptides serve as the promising building blocks to …

An enigmatic peptide ligation reaction: Protease‐catalyzed oligomerization of a native protein segment in neat aqueous solution

S Kumaran, D Datta, RP Roy - Protein Science, 2000 - Wiley Online Library
We report an enigmatic peptide ligation reaction catalyzed by Glu‐specific Staphylococcus
aureus V8 protease that occurs in neat aqueous solution around neutral pH utilizing a totally …

Heterochiral tetrapeptide self‐assembly into hydrogel biomaterials for hydrolase mimicry

M Kurbasic, AM Garcia, S Viada… - Journal of Peptide …, 2022 - Wiley Online Library
Self‐assembling short peptides have attracted great interest as enzyme mimics, especially if
the catalytic activity resides solely in the supramolecular structure so that it can be switched …

Modulation of β‐Hairpin Peptide Self‐Assembly: A Twenty‐Residue Poly‐l β‐Hairpin Modified Rationally as a Mixed‐l,d Hydrolase

B Goyal, KR Srivastava, K Patel, S Durani - ChemistrySelect, 2016 - Wiley Online Library
The building blocks of protein structure are defined stereochemically and have remained
frozen to only poly‐l alphabet. The D‐enantiomer can be explored to diversify shapes of …