Mechanistic insights into nanoparticle surface-bacterial membrane interactions in overcoming antibiotic resistance

SK Modi, S Gaur, M Sengupta, MS Singh - Frontiers in Microbiology, 2023 - frontiersin.org
Antimicrobial Resistance (AMR) raises a serious concern as it contributes to the global
mortality by 5 million deaths per year. The overall impact pertaining to significant membrane …

The alternating access mechanism in mammalian multidrug resistance transporters and their bacterial homologs

SA Badiee, UH Isu, E Khodadadi, M Moradi - Membranes, 2023 - mdpi.com
Multidrug resistance (MDR) proteins belonging to the ATP-Binding Cassette (ABC)
transporter group play a crucial role in the export of cytotoxic drugs across cell membranes …

Combining native mass spectrometry and lipidomics to uncover specific membrane protein–lipid interactions from natural lipid sources

Y Zhu, MT Odenkirk, P Qiao, T Zhang, S Schrecke… - Chemical …, 2023 - pubs.rsc.org
While it is known that lipids play an essential role in regulating membrane protein structure
and function, it remains challenging to identify specific protein–lipid interactions. Here, we …

Detergents with Scalable Properties Identify Noncanonical Lipopolysaccharide Binding to Bacterial Inner Membrane Proteins

LH Urner, F Fiorentino, D Shutin, JB Sauer… - Journal of the …, 2024 - ACS Publications
Lipopolysaccharide (LPS) is vital for maintaining the outer membrane barrier in Gram-
negative bacteria. LPS is also frequently obtained in complex with the inner membrane …

Double and triple thermodynamic mutant cycles reveal the basis for specific MsbA-lipid interactions

J Lyu, T Zhang, MT Marty, D Clemmer, DH Russell… - Elife, 2024 - elifesciences.org
Structural and functional studies of the ATP-binding cassette transporter MsbA have
revealed two distinct lipopolysaccharide (LPS) binding sites: one located in the central cavity …

Digital quadrupole isolation and electron capture dissociation on an extended mass range Q-TOF provides sequence and structure information on proteins and …

C Lantz, R Schrader, J Meeuwsen, J Shaw… - Journal of the …, 2023 - ACS Publications
Electron capture dissociation (ECD) is now a well-established method for sequencing
peptides and performing top-down analysis on proteins of less than 30 kDa, and there is …

Probing the allosteric NBD-TMD crosstalk in the ABC transporter MsbA by solid-state NMR

SYP Novischi, A Karoly-Lakatos, K Chok… - Communications …, 2024 - nature.com
The ABC transporter MsbA plays a critical role in Gram-negative bacteria in the regulation of
the outer membrane by translocating core-LPS across the inner membrane. Additionally, a …

Native mass spectrometry and structural studies reveal modulation of MsbA–nucleotide interactions by lipids

T Zhang, J Lyu, B Yang, SD Yun, E Scott… - Nature …, 2024 - nature.com
The ATP-binding cassette (ABC) transporter, MsbA, plays a pivotal role in
lipopolysaccharide (LPS) biogenesis by facilitating the transport of the LPS precursor …

Interaction of vanadium complexes with proteins: revisiting the reported structures in the protein data bank (PDB) since 2015

MFA Santos, JC Pessoa - Molecules, 2023 - mdpi.com
The structural determination and characterization of molecules, namely proteins and
enzymes, is crucial to gaining a better understanding of their role in different chemical and …

TREK2 Lipid Binding Preferences Revealed by Native Mass Spectrometry

L Stover, Y Zhu, S Schrecke… - Journal of the American …, 2024 - ACS Publications
TREK2, a two-pore domain potassium channel, is recognized for its regulation by various
stimuli, including lipids. While previous members of the TREK subfamily, TREK1 and …