Di Jiang

The evolving face of Science Inspired by the redesign, our Design Managing Editor reviews covers across the course of Science’s 145-year legacy.

🦠🐝🧬🐳This short blog shares many interesting facts about our magazine that I didn’t know before @science.org 📰🖼️⚛️⚗️🔭🧪🔬The evolving face of Science | Science | AAAS www.science.org/content/blog...

@science.org 🧬🔬🐛🔭🌊🌳🧫🐳

🧬🔬🦠🧫🧪@science.org Escherichia coli with a 57-codon genetic code | Science www.science.org/doi/10.1126/...

This study @science.org finds what appears to be the long-lost RNA subunit of C. elegans telomerase. The TERC RNA is encoded within an intron of a germline-upregulated gene, nmy-2🪱🔬🧬Nematode telomerase RNA hitchhikes on introns of germline–up-regulated genes | Science www.science.org/doi/10.1126/...

@science.org High-resolution spatial mapping of cell state and lineage dynamics in vivo with PEtracer | Science www.science.org/doi/10.1126/... @lukekoblan.bsky.social @weissmanlab.bsky.social @zhuanglab.bsky.social @whiteheadinstitute.bsky.social et al.

Last week @science.org mRNA initiation and termination are spatially coordinated | Science www.science.org/doi/10.1126/... from @anafiszbein.bsky.social @athmapai.bsky.social et al.

@science.org ATP-dependent remodeling of #chromatin #condensates reveals distinct #mesoscale outcomes | Science www.science.org/doi/10.1126/...

Megabase-scale human genome rearrangement with programmable bridge recombinases Bridge recombinases are naturally occurring RNA-guided DNA recombinases that we previously demonstrated can programmably insert, excise, and invert DNA in vitro and in Escherichia coli. In this study,...

🧬🌉Online @science.org Megabase-scale human #genome rearrangement with programmable bridge recombinases | Science www.science.org/doi/10.1126/...

@science.org Deazaguanylation is a nucleobase-protein conjugation required for type IV CBASS #immunity | Science www.science.org/doi/10.1126/... ❄️🔬🧬🦠🧫

Dual transposon sequencing profiles the genetic interaction landscape in bacteria Gene redundancy complicates systematic characterization of gene function as single-gene deletions may not produce discernible phenotypes. We report dual transposon sequencing (dual Tn-seq), a platform...

This week @science.org Dual #transposon sequencing profiles the #genetic interaction landscape in #bacteria | Science www.science.org/doi/10.1126/... 🦠🔬🧫🧬

Functional maps of a genomic locus reveal confinement of an enhancer by its target gene Genes are often activated by enhancers located at large genomic distances, and the importance of this positioning is poorly understood. By relocating promoter-reporter constructs into thousands of alt...

@science.org🧬🔬Functional maps of a #genomic locus reveal confinement of an enhancer by its target #gene | Science www.science.org/doi/10.1126/...

Kinetic organization of the genome revealed by ultraresolution multiscale live imaging Genome function requires regulated genome motion. However, tools to directly observe this motion in vivo have been limited in coverage and resolution. Here we introduce an approach to tile mammalian c...

@science.org🧬🔬Kinetic organization of the #genome revealed by ultraresolution multiscale live #imaging | Science www.science.org/doi/10.1126/...

@science.org ⤵️challenges prevailing notion—repressor and activator act by distinct mechanisms: repressors block via steric hindrance/activators enable Pol II binding to promoter🧬

E. coli transcription factors regulate promoter activity by a universal, homeostatic mechanism | Science bit.ly/adv2064

Learning about DNA Doodle - Google Doodles Learn more about the creation of Learning about DNA Doodle and discover the story behind the unique artwork.

g.co/doodle/q3twree 🧬

@science.org Perspective - A tighter grip on gene expression | Science www.science.org/doi/10.1126/...
@nemcko.bsky.social + Alex Stark

@science.org Zincore-coregulator dedicated to zinc🖐️ TFs essential in development www.science.org/doi/10.1126/...
@rborza.bsky.social @sgregoricchio.bsky.social @amazouzi.bsky.social @zwartlab.bsky.social @lindersimon.bsky.social @tassosperrakis.bsky.social @thijnbrummel.bsky.social + al.

❄️🔬@science.org Structural basis of BAX pore formation | Science www.science.org/doi/10.1126/...
#CryoEM #apoptosis #mitochondria #BAX

@science.org Mechanism of release factor–mediated peptidyl-tRNA hydrolysis on the ribosome | Science www.science.org/doi/10.1126/...
#ribosome #RNA #hydrolysis

RNA transcripts regulate G-quadruplex landscapes through G-loop formation G-quadruplexes (G4s) are prevalent DNA structures that regulate transcription but also threaten genome stability. How G4 dynamics are controlled remains poorly understood. Here, we report that RNA tra...

🧬🧪 @science.org RNA transcripts regulate G-quadruplex landscapes through G-loop formation | Science www.science.org/doi/10.1126/... @puckknipscheer.bsky.social @simonelsasser.bsky.social + al. @hubrechtinstitute.bsky.social @oncodeinstitute.bsky.social #DNA #RNA #genome #G-quadruplex #G-loop

❄️🔬🧬🦠🧫 Disassembly activates Retron-Septu for antiphage defense | Science www.science.org/doi/10.1126/... @rti-umasschan.bsky.social #RNA #DNA #retrons #microbiology #phage #immunity #phagesky #MicroSky

🐦🦃🦉🦆🦢🦅🦜🕊️🐔🐤🦚🐥I like this week's cover @science.org
Arctic bird nesting traces back to the Cretaceous | Science www.science.org/doi/10.1126/...
#Paleontology #Evolution #Bird #Bluesky #Arctic #Cretaceous #Ecosystems

CTC1-STN1-TEN1 controls DNA break repair pathway choice via DNA end resection blockade Antagonistic activities of the 53BP1 axis and the tumor suppressor BRCA1-BARD1 determine whether DNA double-strand breaks (DSBs) are repaired by end joining or homologous recombination. We show that t...

🧬@science.org CTC1-STN1-TEN1 controls DNA break repair pathway choice via DNA end resection blockade | Science www.science.org/doi/10.1126/... @chowdhurylab.bsky.social @michelleswift.bsky.social + al.
#DNARepair

ASB7 is a negative regulator of H3K9me3 homeostasis The maintenance of H3K9me3 involves the recognition of pre-existing modifications by HP1, which recruits methyltransferase SUV39H1 to methylate the adjacent newly incorporated histones, thereby establ...

🧬@science.org ASB7 is a negative regulator of H3K9me3 homeostasis | Science www.science.org/doi/10.1126/...
#epigenetics #chromatin #genetics #histone

Expansion in situ genome sequencing links nuclear abnormalities to aberrant chromatin regulation Microscopy and genomics are used to characterize cell function, but approaches to connect the two types of information are lacking, particularly at subnuclear resolution. Here, we describe expansion i...

@science.org Expansion in situ genome sequencing links nuclear abnormalities to aberrant chromatin regulation | Science www.science.org/doi/10.1126/...
@jbuenrostro.bsky.social @eboyden3.bsky.social + al @broadinstitute.org @harvard.edu
#ExIGS #Chromatin #Lamin #Progeria #Aging #ExpansionMicroscopy

🧬💊 @science.org Programmable gene insertion in human cells with a laboratory-evolved CRISPR-associated transposase | Science www.science.org/doi/10.1126/...
@sternberglab.bsky.social @isaacwitte.bsky.social eitzingersimon.bsky.social + al. #CRISPR #Medicine #Science #Evolution #Genome #evoCAST

A nuclear house divided Certain fungal plant pathogens maintain varying chromosome distributions across multiple nuclei

Perspective @science.org A nuclear house divided | Science www.science.org/doi/10.1126/...

🔬🧬🍄 @science.org Distribution of haploid chromosomes into separate nuclei in two pathogenic fungi | Science www.science.org/doi/10.1126/...
@ubcbotany.bsky.social
#fungi #fungisky #mycology #genetics #chromosome #nucleus #DNA #evolution #genome #biodiversity

@science.org 🧫🧬❄️🔬 Molecular basis of influenza ribonucleoprotein complex assembly and processive RNA synthesis | Science www.science.org/doi/10.1126/...
@yiweichang.bsky.social www.yiweichanglab.org @jiwasa.bsky.social #virology #Influenza #Cryo-EM #StructuralBiology #RNA #polymerase

Sedentary chromosomal integrons as biobanks of bacterial antiphage defense systems Integrons are genetic systems that drive bacterial adaptation by acquiring, expressing, and shuffling gene cassettes. While mobile integrons are well known for spreading antibiotic resistance genes, t...

🧫🦠🔬🧬 @science.org Sedentary chromosomal integrons as biobanks of bacterial antiphage defense systems | Science www.science.org/doi/10.1126/...
@baptistedarracq.bsky.social @eloilittner.bsky.social @celineloot.bsky.social @epcrocha.bsky.social et al.
#microbiology #phage #immunity #phagesky #MicroSky