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Received — 14 March 2026 ⏭ Nature - Issue - nature.com science feeds

The dynamic basis of G-protein recognition and activation by a GPCR

Nature, Published online: 11 March 2026; doi:10.1038/s41586-026-10228-w

Conventional and time-resolved cryo-electron microscopy reveal how NTSR1 dynamically engages and releases different G proteins, capturing over 20 intermediates and uncovering key mechanistic steps in GDP- and GTP-driven activation, subtype selectivity and distinct dissociation pathways.

Lense–Thirring precessing magnetar engine drives a superluminous supernova

Nature, Published online: 11 March 2026; doi:10.1038/s41586-026-10151-0

Observations of a nearby type I superluminous supernova showing oscillating light-curve bumps provide evidence of a centrally located magnetar in the wake of the explosion, surrounded by an infalling accretion disk undergoing Lense–Thirring precession.

Snapshots of the dynamic basis of NTSR1 G protein subtype promiscuity

Nature, Published online: 11 March 2026; doi:10.1038/s41586-026-10120-7

Time-resolved cryo-electron microscopy during activation of Gαi1βγ and Gα11βγ heterotrimers bound to NTSR1 enables isolation of multiple transient complexes along the activation pathway and reveals structural motifs that stabilize these intermediates.

A sorghum pangenome reference improves global crop trait discovery

Nature, Published online: 11 March 2026; doi:10.1038/s41586-026-10229-9

A pangenome reference for the phenotypically diverse crop sorghum aims to help accelerate future efforts to breed crops that are better adapted to changing environments.

Nanophotonic waveguide chip-to-world beam scanning

Nature, Published online: 11 March 2026; doi:10.1038/s41586-025-10038-6

A monolithically integrated photonic ski-jump enables scalable, diffraction-limited 2D beam scanning from photonic chips, achieving ultrahigh spot rates, compact footprints and applications spanning displays, sensing and quantum photonics.

Immune evasive DNA donors and recombinases license kilobase-scale writing

Nature, Published online: 11 March 2026; doi:10.1038/s41586-026-10241-z

INSTALL overcomes fundamental challenges for DNA delivery and integration methods by synergizing immune-stealth nucleic acids with recombinases to enable kilobase-scale integration strategies without viral vectors.

Natural maternal immunity protects neonates from <i>Escherichia coli</i> sepsis

Nature, Published online: 11 March 2026; doi:10.1038/s41586-026-10225-z

Neonatal sepsis caused by Escherichia coli is associated with reduced transfer of pathogen-specific maternal antibodies and, in a mouse model, can be prevented by maternal preconceptual colonization with probiotic E. coli.

Ageing promotes metastasis via activation of the integrated stress response

Nature, Published online: 11 March 2026; doi:10.1038/s41586-026-10216-0

Ageing reprograms the evolutionary trajectory of KRAS-driven lung adenocarcinoma, limiting primary tumour growth while promoting metastatic dissemination through epigenetic activation of the integrated stress response, and a therapeutic opportunity in older patients is revealed.

A mechanism to initiate emergency type 2 myelopoiesis

Nature, Published online: 11 March 2026; doi:10.1038/s41586-026-10256-6

Myelopoiesis in response to a parasitic worm infection and the mechanism selective to this form of parasite are revealed.
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