Transmembrane ion transport by self-assembling α, γ-peptide nanotubes

R Garcia-Fandino, M Amorin, L Castedo… - Chemical Science, 2012 - pubs.rsc.org
In this study, we describe the self-assembling properties of cyclic peptides containing γ-
amino acids in lipid bilayers to form transmembrane nanotubes. The resulting ion channel …

Selective complexation of alkaline earth metal ions with nanotubular cyclopeptides: DFT theoretical study

F Shahangi, AN Chermahini, H Farrokhpour… - RSC Advances, 2015 - pubs.rsc.org
The interaction of alkaline earth metal cations including Be2+, Mg2+, Ca2+, Sr2+ and Ba2+
with cyclic peptides containing 3 or 4 (S) alanine molecules (CyAla3 and CyAla4) was …

Interaction and dimerization energies in methyl-blocked α, γ-peptide nanotube segments

R Garcia-Fandino, L Castedo, JR Granja… - The Journal of …, 2010 - ACS Publications
The building blocks of a promising class of peptide nanotubes composed of alternating D-α-
amino acids and (1 R, 3 S)-3-aminocyclohexane (or cyclopentane) carboxylic acid (D-γ-Ach …

Selective complexation of alkali metal ions and nanotubular cyclopeptides: a DFT study

A Najafi Chermahini, M Rezapour… - Journal of Inclusion …, 2014 - Springer
A density functional theory based on interaction of alkali metal cations (Li+, Na+, K+, Rb+
and Cs+) with cyclic peptides constructed from 3 or 4 alanine molecule (CyAla3 and …

Complexation of all-cis cyclo(L-Pro)3 and alkali metal cations: a DFT study

ZJ Chermahini, AN Chermahini, HA Dabbagh… - Journal of Inclusion …, 2015 - Springer
We studied the complexation of cyclo (L-Pro) 3 with alkali metal cations (Li+, Na+, K+, Rb+
and Cs+) in the gas phase using density functional theory (DFT) calculations. The …

Comparing the ion affinity of two ionophores: theoretical study of alkali earth metal ion–nano tubular cyclic peptide complexes

AN Chermahini, ZJ Chermahini - Journal of Molecular Liquids, 2016 - Elsevier
The theoretical study of ion affinity of cyclic peptides containing l-proline (Cyclo (l-Pro) 3 and
Cyclo (l-Pro) 4) with alkali earth metal ions has been carried out using the DFT methods. The …

Metal Ion Binding of the Hybrid Cyclic Peptide Nanotubes—A Theoretical Study Based on the ONIOM Method

G Praveena, P Kolandaivel - IEEE Transactions on …, 2010 - ieeexplore.ieee.org
The quantum mechanics/molecular mechanics ONIOM calculations have been performed to
study the structure and metal-ion binding properties of all-trans cyclo [1R-3S-γ-Acc-Gly] 3 …

Cyclo-hexa-peptides at the water/cyclohexane interface: a molecular dynamics simulation

M Cen, JF Fan, DY Liu, XZ Song, J Liu… - Journal of molecular …, 2013 - Springer
Molecular dynamic (MD) simulations have been performed to study the behaviors of ten
kinds of cyclo-hexa-peptides (CHPs) composed of amino acids with the diverse hydrophilic …

Selective Complexation of S‐block Cations with Nanotubular Silk Type Cyclopeptides: A DFT Study

A Teimouri, B Najari, AN Chermahini… - Journal of the …, 2015 - Wiley Online Library
Density functional theory (DFT) was used to study the interaction of alkali metal cations (Li+,
Na+ and K+) with cyclic peptides constructed from silk type macrocycles (Silk1, Silk2, Silk3 …

A theoretical study on the dual-recognitions of crown tetraalanylpeptide with small ions

S Hongtao, W Hongyuan - Journal of Chemistry and Chemical …, 2012 - search.proquest.com
Under the method of density functional theory, the geometry structures, values of energy and
population analysis of the combo of crown tetraalanylpeptide (C4-Ala) with ions (Xn) are …