Publications by authors named "Sushma Naithani"

Chia () is one of the most popular nutrition-rich foods and pseudocereal crops of the family Lamiaceae. Chia seeds are a rich source of proteins, polyunsaturated fatty acids (PUFAs), dietary fibers, and antioxidants. In this study, we present the assembly of the chia reference genome, which spans 303.

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Large-scale genotype and phenotype data have been increasingly generated to identify genetic markers, understand gene function and evolution and facilitate genomic selection. These datasets hold immense value for both current and future studies, as they are vital for crop breeding, yield improvement and overall agricultural sustainability. However, integrating these datasets from heterogeneous sources presents significant challenges and hinders their effective utilization.

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Plant Reactome (https://plantreactome.gramene.org) is a freely accessible, comprehensive plant pathway knowledgebase.

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The availability of multiple sequenced genomes from a single species made it possible to explore intra- and inter-specific genomic comparisons at higher resolution and build clade-specific pan-genomes of several crops. The pan-genomes of crops constructed from various cultivars, accessions, landraces, and wild ancestral species represent a compendium of genes and structural variations and allow researchers to search for the novel genes and alleles that were inadvertently lost in domesticated crops during the historical process of crop domestication or in the process of extensive plant breeding. Fortunately, many valuable genes and alleles associated with desirable traits like disease resistance, abiotic stress tolerance, plant architecture, and nutrition qualities exist in landraces, ancestral species, and crop wild relatives.

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Modeling biological processes and genetic-regulatory networks using in silico approaches provides a valuable framework for understanding how genes and associated allelic and genotypic differences result in specific traits. Submergence tolerance is a significant agronomic trait in rice; however, the gene-gene interactions linked with this polygenic trait remain largely unknown. In this study, we constructed a network of 57 transcription factors involved in seed germination and coleoptile elongation under submergence.

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The Gene Ontology (GO) knowledgebase (http://geneontology.org) is a comprehensive resource concerning the functions of genes and gene products (proteins and noncoding RNAs). GO annotations cover genes from organisms across the tree of life as well as viruses, though most gene function knowledge currently derives from experiments carried out in a relatively small number of model organisms.

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Article Synopsis
  • Plant Reactome and PubChem are key resources that curate information on plant pathways, small molecules, metabolites, and interactions, offering a comprehensive view of plant biology.
  • Plant Reactome focuses on curated pathways for the rice plant and extends this knowledge to 106 other species, covering important biological processes such as metabolism and stress responses.
  • PubChem complements Plant Reactome by organizing data on various biochemical entities, pulling information from numerous sources, including Plant Reactome itself.
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Ensembl Genomes (https://www.ensemblgenomes.org) provides access to non-vertebrate genomes and analysis complementing vertebrate resources developed by the Ensembl project (https://www.

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Lectins are ubiquitous proteins that reversibly bind to specific carbohydrates and, thus, serve as readers of the sugar code. In photosynthetic organisms, lectin family proteins play important roles in capturing and releasing photosynthates via an endogenous lectin cycle. Often, lectin proteins consist of one or more lectin domains in combination with other types of domains.

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Chia ( L.), now a popular superfood and a pseudocereal, is one of the richest sources of dietary nutrients such as protein, fiber, and polyunsaturated fatty acids (PUFAs). At present, the genomic and genetic information available in the public domain for this crop are scanty, which hinders an understanding of its growth and development and genetic improvement.

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The S-domain subfamily of receptor-like kinases (SDRLKs) in plants is poorly characterized. Most members of this subfamily are currently assigned gene function based on the -locus Receptor Kinase from Brassica that acts as the female determinant of self-incompatibility (SI). However, Brassica like SI mechanisms does not exist in most plants.

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Gramene (http://www.gramene.org), a knowledgebase founded on comparative functional analyses of genomic and pathway data for model plants and major crops, supports agricultural researchers worldwide.

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Plant Reactome (https://plantreactome.gramene.org) is an open-source, comparative plant pathway knowledgebase of the Gramene project.

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Article Synopsis
  • Ensembl Genomes is an online resource that offers genome-scale data specifically for non-vertebrate species, complementing the vertebrate data available through the Ensembl project.
  • The resource provides a consistent interface for accessing various genomic data, including genome sequences, gene models, and genetic variations, which is updated four times a year.
  • Recent developments have focused on better organizing orthologues and paralogues, enhancing gene expression data, particularly in plants, and strengthening integration with the Ensembl project to manage the growing amount of genomic data.
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Biocuration plays a crucial role in building databases and complex systems-level platforms required for processing, annotating and analyzing 'Big Data' in biology. However, biocuration efforts cannot keep pace with a dramatic increase in the production of omics data; this presents one of the bottlenecks in genomics. In two pathway curation jamborees, Plant Reactome curators tested strategies for introducing researchers to pathway curation tools, harnessing biologists' expertise in curating plant pathways and developing a network of community biocurators.

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The future of agricultural research depends on data. The sheer volume of agricultural biological data being produced today makes excellent data management essential. Governmental agencies, publishers and science funders require data management plans for publicly funded research.

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Gramene (http://www.gramene.org) is a knowledgebase for comparative functional analysis in major crops and model plant species.

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Gramene (http://www.gramene.org) is an online, open source, curated resource for plant comparative genomics and pathway analysis designed to support researchers working in plant genomics, breeding, evolutionary biology, system biology, and metabolic engineering.

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Article Synopsis
  • - Gramene database aims to support plant research by enabling comparative genomics studies through a phylogenetic framework and orthology-based projections, offering extensive resources like reference genomes and genetic variation data for various plant species.
  • - The database includes a wide range of data, such as gene expression information for 14 species, pathways for 58 species, and tools for visualizing and analyzing user-defined data in the context of specific Genome Browsers.
  • - The chapter provides guidance for navigating Gramene, detailing how to analyze gene expression and nucleotide variation data, including uploading genomic data, using the Variant Effect Predictor tool, and applying Perl scripts for larger datasets.
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The species-specific plant Pathway Genome Databases (PGDBs) based on the BioCyc platform provide a conceptual model of the cellular metabolic network of an organism. Such frameworks allow analysis of the genome-scale expression data to understand changes in the overall metabolisms of an organism (or organs, tissues, and cells) in response to various extrinsic (e.g.

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Plant Reactome (http://plantreactome.gramene.org/) is a free, open-source, curated plant pathway database portal, provided as part of the Gramene project.

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FragariaCyc is a strawberry-specific cellular metabolic network based on the annotated genome sequence of Fragaria vesca L. ssp. vesca, accession Hawaii 4.

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Gramene (http://www.gramene.org) is an online resource for comparative functional genomics in crops and model plant species.

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