Asset Details
Do you wish to reserve the book?
Identification of PP2C gene family and its role in stress and adversity based on T2T flax
Hey, we have placed the reservation for you!
By the way, why not check out events that you can attend while you pick your title.
Oops! Something went wrong.
Looks like we were not able to place the reservation. Kindly try again later.
Are you sure you want to remove the book from the shelf?
Identification of PP2C gene family and its role in stress and adversity based on T2T flax
Do you wish to request the book?
Identification of PP2C gene family and its role in stress and adversity based on T2T flax
Please be aware that the book you have requested cannot be checked out. If you would like to checkout this book, you can reserve another copy
We have requested the book for you!
Your request is successful and it will be processed during the Library working hours. Please check the status of your request in My Requests.
Oops! Something went wrong.
Looks like we were not able to place your request. Kindly try again later.
Journal Article
Identification of PP2C gene family and its role in stress and adversity based on T2T flax
2025
Overview
The PP2C gene family plays crucial roles in plant growth, development, and responses to biotic/abiotic stresses. Flax (Linum usitatissimum L.), as an important oilseed and fiber crop, lacks comprehensive characterization of its PP2C genes. In this study, we conducted a genome-wide bioinformatics analysis of the PP2C gene family in flax using the Telomere to Telomere (T2T) genome assembly, identifying 117 LuPP2C genes. Phylogenetic analysis classified these LuPP2C proteins into 11 distinct subclades. Gene structure and motif analyses revealed conserved exon-intron architectures and motif compositions among members within the same phylogenetic branches. Cis-regulatory element analysis of LuPP2C promoters identified abundant stress-responsive elements, including those associated with plant hormones (MeJA and ABA) and abiotic stresses (anaerobic induction, drought responsiveness, and low-temperature adaptation). Genomic duplication events revealed 104 segmental duplication pairs, suggesting expansion through large-scale duplication. miRNA target prediction identified lus-miR395 as the predominant miRNA targeting LuPP2C family members. Expression profiling demonstrated preferential expression of most LuPP2C members in leaf tissues. Quantitative real-time PCR (qRT-PCR) analysis further revealed that subfamily A genes, particularly LuPP2C26 and LuPP2C99, were significantly upregulated under cold, drought, and salt stress conditions. Functional validation through heterologous expression confirmed that overexpression of LuPP2C26 and LuPP2C99 enhances salt tolerance in yeast transformants. These findings systematically characterize the flax PP2C family and provide insights into its potential roles in stress adaptation mechanisms.
Publisher
BioMed Central Ltd
Subject
