Tryptophan, an amino-acid endowed with unique properties and its many roles in membrane proteins

S Khemaissa, S Sagan, A Walrant - Crystals, 2021 - mdpi.com
Tryptophan is an aromatic amino acid with unique physico-chemical properties. It is often
encountered in membrane proteins, especially at the level of the water/bilayer interface. It …

Structure, mechanism and lipid-mediated remodeling of the mammalian Na+/H+ exchanger NHA2

R Matsuoka, R Fudim, S Jung, C Zhang… - Nature Structural & …, 2022 - nature.com
Abstract The Na+/H+ exchanger SLC9B2, also known as NHA2, correlates with the long-
sought-after Na+/Li+ exchanger linked to the pathogenesis of diabetes mellitus and …

Roles of inter-and intramolecular tryptophan interactions in membrane-active proteins revealed by racemic protein crystallography

AJ Lander, LD Mercado, X Li, IM Taily… - Communications …, 2023 - nature.com
Tryptophan is frequently found on the surface of membrane-associated proteins that interact
with the lipid membrane. However, because of their multifaceted interactions, it is difficult to …

Selective Bacteriocins: A Promising Treatment for Staphylococcus aureus Skin Infections Reveals Insights into Resistant Mutants, Vancomycin Resistance, and Cell …

F Jaumaux, K Petit, A Martin, H Rodriguez-Villalobos… - Antibiotics, 2023 - mdpi.com
The emergence of antibiotic-resistant S. aureus has become a major public health concern,
necessitating the discovery of new antimicrobial compounds. Given that the skin microbiome …

Protoplast Isolation and Shoot Regeneration from Protoplast-Derived Callus of Petunia hybrida Cv. Mirage Rose

HH Kang, AH Naing, CK Kim - Biology, 2020 - mdpi.com
Despite the increasing use of protoplasts in plant biotechnology research, shoot
regeneration from protoplasts remains challenging. In this study, we investigated the factors …

The hidden intricacies of aquaporins: remarkable details in a common structural scaffold

N Gössweiner‐Mohr, C Siligan, K Pluhackova… - Small, 2022 - Wiley Online Library
Evolution turned aquaporins (AQPs) into the most efficient facilitators of passive water flow
through cell membranes at no expense of solute discrimination. In spite of a plethora of …

The antimicrobial fibupeptide lugdunin forms water-filled channel structures in lipid membranes

D Ruppelt, MFW Trollmann, T Dema, SN Wirtz… - Nature …, 2024 - nature.com
Recently, a novel cyclo-heptapeptide composed of alternating d, l-amino acids and a unique
thiazolidine heterocycle, called lugdunin, was discovered, which is produced by the nasal …

The Saccharomyces cerevisiae Spo7 basic tail is required for Nem1–Spo7/Pah1 phosphatase cascade function in lipid synthesis

R Jog, GS Han, GM Carman - Journal of Biological Chemistry, 2024 - ASBMB
The Saccharomyces cerevisiae Nem1–Spo7 protein phosphatase complex
dephosphorylates and thereby activates Pah1 at the nuclear/endoplasmic reticulum …

Molecular basis for membrane selectivity of antimicrobial peptide pleurocidin in the presence of different eukaryotic and prokaryotic model membranes

R Talandashti, H Mahdiuni, M Jafari… - Journal of chemical …, 2019 - ACS Publications
Pleurocidin, a 25-residue cationic peptide, has antimicrobial activity against bacteria and
fungi but exhibits very low hemolytic activity against human red blood cells (RBC). The …

Topological adaptation of transmembrane domains to the force-modulated lipid bilayer is a basis of sensing mechanical force

J Kim, J Lee, J Jang, F Ye, SJ Hong, BG Petrich… - Current Biology, 2020 - cell.com
Cells can sense and respond to various mechanical stimuli from their surrounding
environment. One of the explanations for mechanosensitivity, a lipid-bilayer model, suggests …