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340 papers
The results suggest that roles of CetZ1 in cell shape or potentially the organisation and structure of the cell poles influence the polar assembly of the motility machinery.
Structural and biochemical studies have elucidated the architecture of the nsp14 N7-methyltransferase domain, revealing an S-adenosyl-L-methionine (SAM)-dependent fold with a defined cofactor-binding site and an adjacent cap-binding pocket that orients the RNA substrate for methyl transfer.
The temporal decline of circulating miR-1-3p levels and the identification of PKC support a model in which miR-1-3p may contribute to functional maturation of the ZR through modulation of non-canonical intracellular signaling pathways.
The data demonstrate that MRO is poised to play a role in the coordination of periovulatory events through the EGF and progesterone signaling pathways through the EGF and progesterone pathways.
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A cheap density prior is introduced over natural protein activations and keeps only the candidates that remain typical under it, a training-free post-hoc step the authors call Mahalanobis filtering that improves both the property score and the structural plausibility of the sequences it keeps at negligible cost, without touching the generator, and transfers across different guidance methods.
3D models of the C-terminal SC region suggest that the major C-terminal domain of SC folds into a single-layer β-sheet structurally similar to the membrane occupation and recognition nexus (MORN) family of tandem repeats, which is critical for understanding SC-mediated fibrin generation.
Findings suggest that low-dose ethephon elicitation may be a simple strategy to enhance phycobiliprotein accumulation in Arthrospira platensis.
This study investigated the synergistic effects of supercritical carbon dioxide (SCCD) combined with sucrose treatment on the foaming properties and freeze-thaw stability of egg white protein (EWP). The results demonstrated that SCCD-sucrose treatment significantly enhanced the foaming capacity, achieving a maximum of 139.5% (4.6-fold increase over the control) at 9 MPa for 60 min with 10 g/100 mL sucrose, while maintaining the foaming stability (FS) which was compromised by SCCD treatment alone. Furthermore, the treated EWP exhibited markedly improved stability against repeated freeze-thaw cycles. Mechanism analysis revealed that sucrose promoted the formation of larger protein aggregates, as evidenced by increased particle size, and significantly reduced surface tension, enhancing adsorption at the air-water interface. Fourier transform infrared spectroscopy indicated a rise in α-helix relative content, contributing to structural ordering, while rheological measurements showed improved elastic modulus (G′), supporting FS. Scanning electron microscopy further revealed a more cohesive and dense protein network of SCCD-sucrose treated group. These synergistic modifications counteracted the structural loosening induced by SCCD and facilitated the formation of a robust interfacial film. The findings provide an effective and promising physical modification strategy for enhancing the functional performance of frozen-stored egg white liquid in the egg processing industry.
A divergent regulation of CD29 and CD49b integrins associated with HLA-B27 status in Iraqi AS patients is suggested and longitudinal validation is required to confirm their clinical utility as diagnostic or therapeutic targets.
This is the first study reporting the use of phage/bacterium system and aggregation induced emission luminogen for detection of antibiotic residues in food sample.
This study provides the first comparative transcriptomic, structural, and functional characterization of AMPs and anti-microbial proteins in N. quadripunctatus and N. littoralis, offering important foundational insights for the future development of bacteria-specific AMPs as alternatives to conventional antibiotics.
This is the first study that provides direct in vitro evidence of Don induced cell cycle arrest at G2/M phase through highly upregulated p21, with no increase in p53 protein levels, suggesting p53-independent p21 induction.
A new machine-learning framework aims to improve the success rate of computational protein design while moving away from results that reproduce sequences found in nature.
Scientists are using AlphaFold to strengthen a photosynthesis enzyme for resilient, heat-tolerant crops.
Explore how AlphaFold has accelerated science and fueled a global wave of biological discovery.
AlphaFold has revealed the structure of a key protein behind heart disease