Identifying the SlSET Gene Family in Tomato and Its Role in Salt Stress
Author Information
Author(s): Yang Xueying, Gao Yan, Zhu Chengyu, Li Xin, Gao Yuliang, Li Kuihua, Lazarević Boris, Kurowska Marzena
Primary Institution: Agricultural College, Yanbian University, Yanji, China
Hypothesis
The study aims to investigate the SET-domain-containing genes in the tomato genome and their roles under salt stress.
Conclusion
The study found that SlSET6 is critical for salt stress tolerance in tomato, with its silencing leading to increased oxidative damage and reduced stress adaptation.
Supporting Evidence
- 46 SET-domain-containing genes were identified in tomato, indicating a diverse gene family.
- Phylogenetic analysis revealed that SlSET genes are divided into five subfamilies.
- RNA-seq data showed that 91.3% of SlSET genes changed expression under salt stress.
- Silencing SlSET6 reduced tomato's tolerance to salt stress, leading to higher lipid peroxidation.
- Promoter analysis indicated the presence of stress-related cis-acting elements in SlSET genes.
Takeaway
Researchers looked at special genes in tomatoes that help them deal with salty conditions, finding one gene, SlSET6, that is really important for helping the plant survive salt stress.
Methodology
The study involved genome-wide identification, phylogenetic analysis, gene structure analysis, and expression profiling of SlSET genes under salt stress using RNA-seq and qRT-PCR.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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