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Screening and Analysis of Pollen Tube Mutations
Although the cytology of the cellular aspects of male gametophytic development has been very well described for several species, molecular...
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Emerging role of small GTPases and their interactome in plants to combat abiotic and biotic stress
Plants are frequently subjected to abiotic and biotic stress which causes major impediments in their growth and development. It is emerging that...
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Functional Characterization of OsRac6 Involved in Pollen Germination in Rice
For a successful reproduction in angiosperms, pollen germination and pollen tube growth must proceed normally. The processes are regulated by...
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Genome-wide analysis of RopGEF gene family to identify genes contributing to pollen tube growth in rice (Oryza sativa)
BackgroundIn plants, the key roles played by RopGEF-mediated ROP signaling in diverse processes, including polar tip growth, have been identified....
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Barley RIC157, a potential RACB scaffold protein, is involved in susceptibility to powdery mildew
Key messageCRIB motif-containing barley RIC157 is a novel ROP scaffold protein that interacts directly with barley RACB, promotes susceptibility to...
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An improved protein lipid overlay assay for studying lipid–protein interactions
BackgroundLipids perform multiple functions in the cell, and lipid–protein interactions play a key role in metabolism. Although various techniques...
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Overexpression of Arabidopsis ICR1 gene affects vegetative growth and anthesis
Arabidopsis ICR1 (AtICR1) has been identified as a specific effector of Rho family small GTPases (ROP) in Arabidopsis thaliana . Previous researches...
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Arabidopsis PRK6 interacts specifically with AtRopGEF8/12 and induces depolarized growth of pollen tubes when overexpressed
The pollen receptor kinases (PRK) are critical regulators of pollen tube growth. The Arabidopsis genome encodes eight PRK genes, of which six are...
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In silico identification and experimental validation of amino acid motifs required for the Rho-of-plants GTPase-mediated activation of receptor-like cytoplasmic kinases
Key messageSeveral amino acid motifs required for Rop-dependent activity were found to form a common surface on RLCKVI_A kinases. This indicates a...
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AtROP1 negatively regulates potato resistance to Phytophthora infestans via NADPH oxidase-mediated accumulation of H2O2
BackgroundSmall GTPases are monomeric guanine nucleotide-binding proteins. In plants, ROPs regulate plant cell polarity, plant cell differentiation...
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Identification and Classification of Rho GTPases in Plants
Small GTPases have emerged as a key molecular switch for the fine modulation of many plant-specific signaling pathways and their related functions....
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ROP GTPases and Cell Shape
Plants produce multiple forms of the Rho-like GTPases in the Ras superfamily that are evolutionarily distinct from their animal and fungal...
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Screening and characterization of apple Rho-like GTPase (MdROPs) genes related to S-RNase mediated self-incompatibility
ROP/Rac GTPase is a conserved class of proteins which play diverse signalling roles in plants. They regulate many fundamental cellular processes...
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Isolation and characterization of OsMY1, a putative partner of OsRac5 from Oryza sativa L.
OsRac5 belongs to the rice Rho of plants family, and acts as the molecular switch in the signal pathway which is pivotally involved in the rice...
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The rice bright green leaf (bgl) locus encodes OsRopGEF10, which activates the development of small cuticular papillae on leaf surfaces
Development of specialized epidermal cells and structures plays a key role in plant tolerance to biotic and abiotic stresses. In the paddy field, the b...
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Interactions Between Calcium and ROP Signaling Regulate Pollen Tube Tip Growth
The pollen tube has long been a favorite system to investigate the regulation and function of the spatiotemporal calcium signal in plants. Calcium is...
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Regulatory and Cellular Functions of Plant RhoGAPs and RhoGDIs
Rho GTPases play central roles in the regulation of essential cellular processes, such as directional expansion, motility, and division. RhoGEFs...
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RAC/ROP GTPases in the Regulation of Polarity and Polar Cell Growth
Mounting evidence supports that RAC/ROP GTPases are central regulators for diverse signaling pathways for plant growth, development, and interactions...
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Pollen Germination and Tube Growth
In higher plants, the sexual organs, e.g. anther and pistil, are separated spatially either within a flower in hermaphrodite plants or in different...
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G Proteins and Plant Innate Immunity
Under the peaceful appearance of lovely green meadow, the different plant communities are engaged in a continuous struggle for life. Plants use every...