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Phosphorylation-mediated activation of SLAC1 anion channel is crucial in plant responses for abiotic stresses including drought. Here, authors determine the open and closed structures of SLAC1, revealing how phosphorylation can activate SLAC1.

In the CNS, glutamatergic neurons directly control functional hyperemia via synaptic-like transmission onto arteriolar smooth muscle cells. Inhibiting this process reduces brain atrophy following cerebral ischemia.

N-type sulfides are attractive solar-to-hydrogen photocatalysts but have faced challenges with overall water splitting. Here, the authors report that tailored surfaces and cocatalysts enable sulfides to achieve efficient, stable, and safe production of separate streams of stoichiometric hydrogen and oxygen.

This study by Zielinski et al. used cryo-EM to compare Aβ fibril structures from mouse models to those from patients with Alzheimer’s disease. It revealed that tg-APP_ArcSwe mice exhibit fibrils resembling those predominantly found in sporadic Alzheimer’s disease cases.

Using zirconium metal–organic frameworks as the host template for directed nucleation and precise growth of metal-halide sublattices, multi-dimensional single-crystalline porous superlattices can be achieved through a one-pot synthesis.

Structural studies of the ribosome-associated endoplasmic reticulum translocon complex based on cryo-electron tomography and molecular modelling reveal multiple intermediate states and interactions between the components of the complex and its cofactors.

Photosystem I (PSI) harvest and transfer light energy into chemical energy in photosynthesis. Here, authors analyzed its tetrameric structure from a glaucophyte alga by cryo-EM, providing insights into an evolutionary turning-point of PSI.

Binding of T cell receptors (TCR) to peptide-loaded major histocompatibility complexes (p/MHC) leads to T-cell activation. Here the authors give structural insights into T-cell signalling and show that p/MHC binding induces conformational changes at the membrane-proximal site of the TCR.

SLC15A4 is essential for TLR7/8/9-mediated immune responses through a conformation-dependent interaction with TASL. Here, the authors identify two conformation-selective antibodies that differentially target distinct structural states of human SLC15A4.

This study characterizes the interaction between the clinical candidate anle138b and Aβ₄₀ fibrils in a lipid environment. The compound reduced fibril formation by approximately 75%, providing insights relevant to Alzheimer’s drug development.

Gram-negative bacteria rely on the Ton system for nutrient uptake. Here, authors uncover how the ExbD protein acts as a conformational switch and the function of peptidoglycan in order to energize this transport process across the outer membrane.

Tyrosine hydroxylase (TH) catalyzes the rate-limiting step in the synthesis of the catecholamine neurotransmitters and hormones dopamine (DA), adrenaline and noradrenaline. Here, the authors present the cryo-EM structures of full-length human TH in the apo form and bound with DA, as well as the structure of Ser40 phosphorylated TH, and discuss the inhibitory and stabilizing effects of DA on TH and its counteraction by Ser40-phosphorylation.

Modular synthesis and structural biology are used to design and characterize group A streptogramin antibiotics, one of which has activity against streptogramin-resistant strains and demonstrates efficacy in a mouse model of bacterial infection.

An increase in wildfire extent and related greenhouse gas emissions can be linked to abrupt climatic changes during the last glacial period.

Gasdermin D Cys191 is S-palmitoylated, and palmitoylation is required for pore formation.

ProteinGenerator simultaneously generates protein sequences and structures using sequence space diffusion.

The authors present 7 cryo-EM structures of hallucinogenic and non-hallucinogenic compounds across multiple chemotypes bound to the 5-HT2A receptor, shedding light onto ligand specificity and signaling bias.

The authors show the RNA-induced droplet formation by a component of Cajal bodies and reveal the large nanoseconds mobility of glycine residues inside droplets as a molecular factor potentially contributing to the large dynamics of Cajal bodies.

Cryo-electron microscopy and biochemical studies elucidate the read–write mechanisms of non-canonical PRC1-containing RYBP in histone H2A lysine 119 monoubiquitination and their roles in maintaining epigenetic inheritance.

Using cryo-EM, the authors revealed structures of ESCRT-III superfamily member PspA and the molecular basis of structural plasticity that enables assembly modulations by the addition of nucleotides and targeted mutations.

Deep wound healing faces challenges due to poor drug penetration and uncoordinated repair processes. Here, the authors show that stem cell secretome micromotors actively penetrate wounds, accelerating healing by enhancing tissue regeneration and reducing inflammation across species.

This study proposes a molecular mechanism of voltage activation in SLC9C1, a transporter essential for male fertility.

Samples returned from asteroid Bennu largely comprise hydrated sheet silicates with sulfides, magnetite and carbonate that indicate alteration by a fluid that evolved from neutral to alkaline, according to a micro- and nanoscale mineralogical study.

Malaria control and elimination require environmentally safe strategies. Here, the authors propose L-DOPA, a naturally occurring tyrosine derivative, as a mosquito dietary intervention that can shorten lifespan and reduce malaria parasite burden of female Anopheles gambiae mosquitoes.

The authors present structures of endosomal sorting complexes required for transport III family member vesicle-inducing protein in plastids 1, ranging from helical assemblies and stacked rings to flat carpets, providing insights into transitions dependent on membrane tubulation and curvature needed for forming different architectures involved in membrane remodeling.

The paralogs cytidine diphosphate diacylglycerol synthase 1 and 2 form a potentially targetable synthetic lethal relationship in mesenchymal-like cancers that involves disruption of lipid metabolism.

Bournonville et al. identify key proteins of the centriole’s A-C linker and reveals their essential roles in maintaining centriole structure and enabling duplication during cell division.

Atomic-level catalyst design faces challenges in methane activation and selective C–C coupling. Here, Ru atoms anchored on graphdiyne enhance methane oxidation, achieving high selectivity and yield for valuable C₂ liquid oxygenates.

High-resolution structures of mammalian prions have remained elusive. Here, Manka et al. report the cryo-EM structure of infectious RML prion fibrils from mice. Structural similarity with recently reported infectious 263K prion fibrils from hamsters now suggests a common prion architecture.

Faster cryo specimen preparation can advance cryo electron microscopy (cryoEM). Here, the authors present a vitrification device with automated sample handling for cryoEM of proteins, suspensions and cells, enabling blot-free sample thinning, dew-point control and characterization of cryo grids prior to data acquisition.

In eukaryotes, dynamins and dynamin-like proteins (DLPs) are involved in various membrane remodeling processes. Here, the authors present the structure and functional characterization of a DLP of the cyanobacterium Synechocystis sp. PCC 6803.

Collagen VI microfibril cryo-EM structure resolves a cysteine-rich coiled-coil important for heterotrimerization and microfibril assembly, reveals a hotspot of collagen VI muscular dystrophy mutations and provides a template for therapeutic design.

Mitochondrial Cyclophilin D can be cleaved at the N-terminus, resulting in a truncated form with enhanced binding to the OSCP subunit of F-ATP Synthase.

Through the approach of paracrystallization under high-pressure and high-temperature conditions, exceptional toughening has been achieved in oxide glasses by enhancing their crystal-like medium-range order structure. This discovery offers possibilities for the design of more resilient glass materials.

The movement of cytoplasmic dynein on microtubule tracks is coordinated by the microtubule-binding domain (MTBD) and the ATPase domain via a coiled-coil stalk. Here authors use NMR and cryo-EM and suggest that the communication between the ATPase-domain and MTBD is achieved by sliding of the stalk α-helix by a half-turn or one-turn.

Toll-like receptors (TLRs) play a key role in the innate immune system. Here, Kornilov et al. resolve the 3D structures of the membrane-associated parts of four TLRs to reveal properties of the juxta-membrane domain.

Influenza virus hemagglutinin (HA) stem between group 1 and 2 viruses has different glycosylation patterns, likely hampering cross-group protection. Here, Boyoglu-Barnum et al. show that introducing a group 2 glycan into a group 1 stem nanoparticle vaccine broadens antibody responses in mice to cross-react with group 2 HAs.

Clathrin light chains (CLCa and CLCb) are major constituents of clathrin-coated vesicles. Here authors find and structurally characterize the selective interaction between CLCa and the actin motor protein myosin VI which act together to generate the force that leads to invagination and fission at the apical surface.

The transient receptor potential channel member 2 (TRPM2) ion channel has a function in redox-dependent signaling. Here the authors present the cryo-EM structures of zebrafish TRPM2 in the ligand-free form, with Ca²⁺ and both ADP-ribose/Ca²⁺ and observe two-fold symmetric quaternary structure rearrangements in the ligand-bound structures that likely represent intermediate gating states.

MORC2, a chromatin remodeler involved in epigenetic silencing and DNA repair, is linked to cancer and neurological disorders when dysregulated. Here, the authors show that MORC2 binds DNA at multiple sites, clamps onto it, and induces compaction, a process regulated by its phosphorylation.

The sulfur is a documented poison reagent for metal catalysts. Here the authors show when doped in a carbon matrix, sulfur can enhance the adhesion strength and eventually suppress the metal sintering, which improve the performance of propane dehydrogenation by strong chemical/electronic interactions.

This study uses genetic crossing to identify the genes underlying the differences in virulence between two Cryptosporidium isolates. Candidate genes are validated using genetic editing, revealing that the small granule protein SKSR1 is a key virulence factor in Cryptosporidium.

Human gut bacteria bioaccumulate per- and polyfluoroalkyl substances (PFAS), commonly known as forever chemicals, in intracellular aggregates. Colonization of gnotobiotic mice with bioaccumulating bacteria increases faecal PFAS excretion.

The GID E3 ligase regulates glucose-induced degradation in yeast, and key physiology. This study unveils E3 ligase regulation by reshaping the substrate binding site, blocking substrate access to ubiquitination active sites, and a Cage-like assembly.

Malignant pleural effusion is a challenge for cancer therapy. Here, the authors report on a piezoelectric nano-system that inhibits tumor growth in the thoracic cavity by piezo-generated reactive oxygen species using the intrapleural pressure, triggering immunogenic cell death, to treat malignant pleural effusion.

Using three-dimensional correlative light and electron microscopy of Lewy bodies and Lewy neurites in postmortem brains of Parkinson’s disease patients, researchers show that the major constituents are membranes rather than proteinaceous filaments.

Formation of amyloid-beta (Aβ) oligomer pores in the membrane of neurons has been proposed to explain neurotoxicity in Alzheimer´s disease. Here authors present the 3D- structure of an Aβ oligomer formed in a membrane mimicking environment and observe that Aβ tetramers and octamers inserted into lipid bilayers as well-defined pores.

A LaCl₃-based lithium superionic conductor is developed that has excellent interfacial compatibility with lithium metal electrodes, with its optimized Li_0.388Ta_0.238La_0.475Cl₃ electrolyte exhibiting good Li⁺ conductivity and low activation energy.

Reconstruction of metal-organic frameworks occurs under reaction conditions, hindering mechanism understanding. Here, the authors identify the alkaline reconstructed β-Ni(OH)₂ with residual ligand that can catalyze the deprotonated anion of hydrogen peroxide at high current densities.