Maintenance of organellar protein homeostasis by ER-associated degradation and related mechanisms

MK Lemberg, K Strisovsky - Molecular Cell, 2021 - cell.com
Protein homeostasis mechanisms are fundamentally important to match cellular needs and
to counteract stress conditions. A fundamental challenge is to understand how defective …

Flip** the switch: dynamic modulation of membrane transporter activity in bacteria

R Elston, C Mulligan, GH Thomas - Microbiology, 2023 - microbiologyresearch.org
The controlled entry and expulsion of small molecules across the bacterial cytoplasmic
membrane is essential for efficient cell growth and cellular homeostasis. While much is …

The opening dynamics of the lateral gate regulates the activity of rhomboid proteases

C Bohg, C Öster, B Türkaydin, M Lisurek… - Science …, 2023 - science.org
Rhomboid proteases hydrolyze substrate helices within the lipid bilayer to release soluble
domains from the membrane. Here, we investigate the mechanism of activity regulation for …

Growth-coupled evolution and high-throughput screening assisted rapid enhancement for amylase-producing Bacillus licheniformis

G Zhang, Y Chen, Q Li, J Zhou, J Li, G Du - Bioresource Technology, 2021 - Elsevier
Bacillus licheniformis α-amylase is a thermostable enzyme used in industrial starch
hydrolysis. However, difficulties in the genetic manipulation of B. licheniformis hamper …

Ceftazidime/avibactam resistance in carbapenemase-producing Klebsiella pneumoniae

Q Cui, C Wang, Q Wang, J Qin, M Li… - Emerging infectious …, 2023 - pmc.ncbi.nlm.nih.gov
We identified a novel ceftazidime/avibactam resistance mechanism in sequence type 11
Klebsiella pneumoniae carbapenemase 2–producing K. pneumoniae. Plasmid …

Proteolytic activation of plant membrane-bound transcription factors

J De Backer, F Van Breusegem… - Frontiers in Plant Science, 2022 - frontiersin.org
Due to the presence of a transmembrane domain, the subcellular mobility plan of membrane-
bound or membrane-tethered transcription factors (MB-TFs) differs from that of their cytosolic …

Outer membrane vesicles mediating horizontal transfer of the epidemic blaOXA-232 carbapenemase gene among Enterobacterales

Z Shen, J Qin, G **ang, T Chen, N Nurxat… - Emerging Microbes & …, 2024 - Taylor & Francis
ABSTRACT OXA-232 is one of the most common OXA-48-like carbapenemase derivatives
and is widely disseminated in nosocomial settings across countries. The bla OXA-232 gene …

Yeast derlin Dfm1 employs a chaperone-like function to resolve misfolded membrane protein stress

R Kandel, J Jung, D Syau, T Kuo, L Songster… - Plos …, 2023 - journals.plos.org
Protein aggregates are a common feature of diseased and aged cells. Membrane proteins
comprise a quarter of the proteome, and yet, it is not well understood how aggregation of …

Rhomboid protease RHBDL4 promotes retrotranslocation of aggregation-prone proteins for degradation

J Bock, N Kühnle, JD Knopf, N Landscheidt, JG Lee… - Cell reports, 2022 - cell.com
Protein degradation is fundamentally important to ensure cell homeostasis. In the
endoplasmic reticulum (ER), the ER-associated degradation (ERAD) pathway targets …

The complex life of rhomboid pseudoproteases

C Adrain, M Cavadas - The FEBS journal, 2020 - Wiley Online Library
Rhomboid pseudoproteases are catalytically inactive members of the rhomboid superfamily.
The founding members, rhomboids, were first identified in Drosophila as serine …