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1.
Highlights? In Drosophila epidermis, shavenbaby controls ZPD gene expression ? Apical cell shape remodeling relies on the coordinated action of ZPD genes ? ZPD proteins define sub-regions in the apical extracellular matrix (aECM) ? ZPD products maintain localized apical membrane/aECM interactions.  相似文献   

2.
Highlights? Mice expressing truncated Odf2 cough and sneeze due to primary ciliary dyskinesia ? Full-length Odf2 is needed for the formation of basal body-associated basal feet ? In the absence of basal feet, basal bodies fail to align with planar polarity cues ? Polarization of basal bodies by Odf2 is required for coordinated ciliary beating  相似文献   

3.
Highlights? Multiscale MD simulations predict the interactions of lipids with membrane proteins ? The method is evaluated via comparison with the structure of Aqp0 in a membrane ? Simulations of aquaporins reveal a broadly conserved protein/lipid interface ? The results suggest interchange between annular and bulk lipids  相似文献   

4.
Highlights? Selective chemical crosslinking identifies novel protein-protein interactions ? Superresolution microcopy defines the localization of centrosomal proteins ? Cep57, Cep63, and Cep152 form a ring-like centrosomal complex  相似文献   

5.
Highlights? The Tiam1 PDZ domain preferentially binds a subset of syndecan (SDC) proteins ? The PDZ domain/phospho-SDC1 structure reveals a phosphoryl binding pocket ? Ligand specificity and phosphorylation regulate PDZ/SDC interactions and signaling ? Tiam1 PDZ domain dynamics are ligand-dependent and regulated by phosphorylation  相似文献   

6.
Highlights? NMII within epithelial junctions assembles into a chain of muscle-like sarcomeres. ? Sarcomeres are paired across the junction to form transcellular contractile units. ? NMII isoforms show differential expression across heterotypic cell junctions. ? Coordinated sarcomere contractility modulates apical cell shape and tissue geometry  相似文献   

7.
Highlights? Bcl6 is a critical antiatherogenic regulator ? Inhibition of Bcl6-SMRT/NCoR interactions induces atherogenic gene expression ? SMRT and NCoR cistromes each exceed 30,000 sites, with a nearly 50% overlap ? Bcl6 recruits SMRT and NCoR to NF-κB-driven inflammatory and tissue remodeling genes  相似文献   

8.
Highlights? The 5′ leader RNA of aminoglycoside antibiotic-resistance genes is conserved ? Aminoglycosides induce reporter gene expression by interacting with the leader RNA ? The aminoglycosides bind to the leader RNA and induce a change in the RNA structure ? Induction is independent of leader peptide stalling or drug-ribosome interactions  相似文献   

9.
Highlights? The ubiquitin ligase gp78 recruits ubiquitinated substrates via its CUE domain ? gp78CUE:Ub complex reveals a large set of specific interactions ? gp78CUE binds to both distal and proximal moities of diubiquitin in a similar fashion ? The gp78CUE domain binds to K48- and K63-linked diubiquitin equally well  相似文献   

10.
Highlights? Global translation elongation pause at 5′ end of ORFs in severe heat shock ? Modulation of Hsp70 levels/activity affects elongation pausing ? Pausing is associated with hydrophobic N termini ? Hsp70 shows reduced ribosome association and altered interactions in heat stress  相似文献   

11.
Highlights? CcmK2 shows a far stronger self-interaction than do other CcmK paralogs ? CcmK2 forms dodecamers via interactions of the αD helix on the concave face ? Hexagonally tiled CcmK2 sheets can weld via this interaction into a double layer ? FRET data supports a double-layered concave-to-concave model of the shell  相似文献   

12.
13.
Highlights? Obesity enhances MHCII expression in primary human and mouse adipocytes ? Adipocytes activate CD4+ ARTs via MHCII and leptin to induce adipose inflammation ? Macrophage changes in adipose follow adipocyte and T cell interactions during HFD ? Adaptive immune mechanisms are essential to obesity-induced adipose inflammation  相似文献   

14.
Highlights? Genome-wide single-nucleotide resolution methylation maps in 86 silencing mutants ? Complex interplays between different DNA methylation pathways ? Identification of novel regulators of DNA methylation  相似文献   

15.
Highlights? Unflipped AP site stabilized by helix-hairpin-helix DNA glycosylase homolog Mag2 ? Nonenzymatic AP site recognition and DNA sculpting ? Sculpting of DNA conformation enhances substrate transfer between proteins  相似文献   

16.
Highlights? Massive neural circuit rewiring between nematodes with divergent feeding behavior ? Striking patterns correlate with known functional differences ? Motor synapse differences indicate a substantial change in information flow ? Correlates of predatory feeding behavior are identified  相似文献   

17.
Highlights? The recognition specificity of 70 SH2 domains is probed ? Recognition specificity diverges faster than sequence ? PepspotDB is a database of protein interactions mediated by SH2 domains  相似文献   

18.
Highlights? Myosin-V alternates between active and passive actin-binding modes ? Myosin-V opposes kinesin-propelled cargo redistribution ? Myosin-V anchors kinesin-propelled cargo in actin-rich areas ? Myosin-V can drive medium-range directional transport at the cell periphery  相似文献   

19.
Highlights? Identification of a niche for germline and somatic stem cells in a basal chordate ? Stem cells repeatedly migrate between aged or damaged niches into developing niches  相似文献   

20.
Highlights? The mammary epigenome is highly sensitive to steroid hormones at specific developmental stages ? Ezh2 links hormonal cues to changes in chromatin structure and gene expression ? Progesterone is a key in vivo regulator of Ezh2 ? Hormone-induced chromatin changes likely play a role in the initiation of breast cancer  相似文献   

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