DOE PAGES title logo U.S. Department of Energy
Office of Scientific and Technical Information

Title: Elucidating the role of catalytic amino acid residues in the peptide-mediated silica oligomerization reaction mechanism

Journal Article · · Physical Chemistry Chemical Physics. PCCP
DOI: https://doi.org/10.1039/D1CP04542C · OSTI ID:1842395
ORCiD logo [1]; ORCiD logo [2]
  1. Department of Chemical Engineering, University of Washington, Seattle, Washington 98195, USA
  2. Department of Chemical Engineering, University of Washington, Seattle, Washington 98195, USA, Physical Science Division, Pacific Northwest National Laboratory, Richmond, Washington 99354, USA

This manuscript explores the reaction mechanisms of peptide-based biomineralization processes. Charged sidechains are known to play a role in silicate oligomerization, but the underlying mechanisms and energy landscapes have not been determined.

Sponsoring Organization:
USDOE
Grant/Contract Number:
AC02-05CH11231; SC0019483
OSTI ID:
1842395
Journal Information:
Physical Chemistry Chemical Physics. PCCP, Journal Name: Physical Chemistry Chemical Physics. PCCP Journal Issue: 6 Vol. 24; ISSN 1463-9076; ISSN PPCPFQ
Publisher:
Royal Society of Chemistry (RSC)Copyright Statement
Country of Publication:
United Kingdom
Language:
English

References (24)

Silica Nanostructures Produced Using Diatom Peptides with Designed Post‐Translational Modifications journal June 2020
Biomimetic Growth of Ultrathin Silica Sheets Using Artificial Amphiphilic Peptides journal September 2015
Analyzing Reaction Rates with the Distortion/Interaction-Activation Strain Model journal July 2017
Guanidinium Group Remains Protonated in a Strongly Basic Arginine Solution journal May 2017
A sequence-function analysis of the silica precipitating silaffin R5 peptide: SILAFFIN R5 IN SILICA PRECIPITATION journal January 2014
Intrinsic reaction coordinate: Calculation, bifurcation, and automated search journal September 2014
Multifaceted Application of Silica Nanoparticles. A Review journal July 2019
Effect of some amino acids and peptides on silicic acid polymerization journal August 2001
A new hybrid exchange–correlation functional using the Coulomb-attenuating method (CAM-B3LYP) journal July 2004
Programmable stimuli-responsive polypeptides for biomimetic synthesis of silica nanocomposites and enzyme self-immobilization journal August 2019
p K a Values in the Undergraduate Curriculum: What Is the Real p K a of Water? journal April 2017
Quantum Mechanical Continuum Solvation Models journal August 2005
Interactions of Amino-Containing Peptides with Sodium Silicate and Colloidal Silica:  A Biomimetic Approach of Silicification journal March 2002
Molecular Dynamics Simulations of Peptides at the Air–Water Interface: Influencing Factors on Peptide-Templated Mineralization journal December 2014
Biomimetic Silica Nanoparticles Prepared by a Combination of Solid-Phase Imprinting and Ostwald Ripening journal September 2017
Towards an understanding of (bio)silicification: the role of amino acids and lysine oligomers in silicification journal January 2004
The role of water in silicate oligomerization reaction journal January 2009
Theoretical characterizations of the mechanism for the dimerization of monosilicic acid in basic solution journal January 2013
Rare event simulations reveal subtle key steps in aqueous silicate condensation journal January 2017
The role of phosphopeptides in the mineralisation of silica journal January 2020
Chemical reactivity from an activation strain perspective journal January 2021
Large shifts in pKa values of lysine residues buried inside a protein journal March 2011
Self-Assembly of Highly Phosphorylated Silaffins and Their Function in Biosilica Morphogenesis journal October 2002
Polycationic Peptides from Diatom Biosilica That Direct Silica Nanosphere Formation journal November 1999