Abstract
Wheat (Triticum aestivum L.) is one of the most important food crops in the world. Somatic embryogenesis is an event that is triggered by the presence of auxin hormone for the induction of somatic cells to get converted to embryonic cells. Somatic embryogenesis represents the most important process of totipotency of plants. The role of auxins is widely understood during various stages of embryogenesis including polarity establishment, de-differentiation, re-differentiations, and morphogenesis. Many of the Aux/IAAs and ARFs which are part of auxin signaling components have been identified to play various roles during embryogenesis. In this analysis, the Aux/IAAs and ARFs of T. aestivum have been analyzed at the genome-scale; their structure, function, and evolutionary relatedness were determined. Several Aux/IAAs and ARFs components of T. aestivum have been found to exclusively regulate axis formation, meristem commitment, and other re-differentiation processes by differential expression studies.
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Acknowledgements
Authors are thankful to Department of Biotechnology and Department of Science &Technology-Fund for Improvement of S&T Infrastructure (DST-FIST) and JC Bose National Fellowship to PK of the Science and Engineering Research Board (SERB) for the financial support.
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CC and NS performed the experiments. CC and PK wrote and formatted the manuscript. All authors read and approved the final manuscript.
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709_2022_1773_MOESM1_ESM.tiff
Supplementary Table 1 Summary of structural features such as locus id, gene name, gene length, protein length, intron number, isoelectric point (PI) and molecular weight (MW) identified for the Triticum Aux/IAA gene family (TIFF 2197 KB)
709_2022_1773_MOESM2_ESM.tiff
Supplementary Table 2 Summary of structural features such as locus id, gene name, gene length, protein length, intron number, isoelectric point (PI) and molecular weight (MW) identified for the Triticum ARF gene family (TIFF 2197 KB)
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Chaudhary, C., Sharma, N. & Khurana, P. Genome-wide identification of Aux/IAA and ARF gene families in bread wheat (Triticum aestivum L.). Protoplasma 260, 257–270 (2023). https://doi.org/10.1007/s00709-022-01773-y
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DOI: https://doi.org/10.1007/s00709-022-01773-y