OsARF16

| Categories genes  | Tags growth  phosphate  auxin  iron  shoot  root hair  biomass  pi  transcription factor  lateral root  primary root  root  phosphate transport  phosphate signaling  cytokinin  cytokinin response  Pi uptake  Pi signaling  architecture  photosynthesis  root system architecture 
  • Information
  • PSP score
    • LOC_Os06g09660.1: 0.987
  • PLAAC score
    • LOC_Os06g09660.1: 26.769
  • pLDDT score
    • 58.45
  • Protein Structure from AlphaFold and UniProt
    • image
  • Publication
  • Genbank accession number

  • Key message
    • In -Pi conditions, the shoot biomass of osarf16 was slightly reduced, and neither root growth nor iron content was induced, indicating that the knockout of OsARF16 led to loss of response to Pi deficiency in rice
    • Six phosphate starvation-induced genes (PSIs) were less induced by -Pi in osarf16 and these trends were similar to a knockdown mutant of OsPHR2 or AtPHR1, which was a key regulator under -Pi
    • OsARF16, a transcription factor, is required for auxin and phosphate starvation response in rice (Oryza sativa L.)
    • Here, we show that OsARF16, an auxin response factor, functions in both auxin and -Pi responses in rice (Oryza sativa L
    • The knockout of OsARF16 led to primary roots (PR), lateral roots (LR) and root hair losing sensitivity to auxin and -Pi response
    • These data first reveal the biological function of OsARF16, provide novel evidence of a linkage between auxin and -Pi responses and facilitate the development of new strategies for the efficient utilization of Pi in rice
    • OsARF16 Is Involved in Cytokinin-Mediated Inhibition of Phosphate Transport and Phosphate Signaling in Rice (Oryza sativa L.)
    • In this study, we found that OsARF16 is required for the cytokinin response and is involved in the negative regulation of Pi uptake and Pi signaling by cytokinin.
    • Most Fe-deficient symptoms could be partially restored in the osarf16 mutant, including dwarfism, photosynthesis decline, a reduction in iron content and root system architecture (RSA) regulation
    • Our results reveal a new biological function for OsARF16 and provide important information on how ARF-medicated auxin signaling affects iron signaling and the iron deficiency response
    • We found that OsARF16 was involved in the iron deficiency response and the induction of iron deficiency response genes
    • Furthermore, the qRT-PCR data indicated that the induction of Fe-deficiency response genes by iron deficiency was more compromised in the osarf16 mutant than in Nipponbare
  • Connection

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