UvSorA and UvSorB Involved in Sorbicillinoid Biosynthesis Contribute to Fungal Development, Stress Response and Phytotoxicity in Ustilaginoidea virens
Abstract
:1. Introduction
2. Results
2.1. Identification and Characteriation of UvSorA and UvSorB in U. virens
2.1.1. Identification of the Sorbicillinoid Biosynthesis Gene Cluster in U. virens
2.1.2. UvSorA and UvSorB as Polyketide Synthase Genes of Sorbicillinoid Biosynthesis
2.2. Deletion of UvSorA and UvSorB Increased Mycelial Growth, Sporulation and Hyphal Hydrophobicity
2.2.1. Deletion of UvSorA and UvSorB Increased Mycelial Growth and Sporulation
2.2.2. Deletion of UvSorA and UvSorB Increased Hyphal Hydrophobicity
2.3. Deletion of UvSorA and UvSorB Decreased Resistances to Osmotic, Metal Cation and Fungicide Stresses
2.3.1. Deletion of UvSorA and UvSorB Resulted in Defects in Response to Hyperosmotic and Metal Cation Stresses
2.3.2. Deletion of UvSorA and UvSorB Increased Sensitivity to Fungicides
2.4. Culture Filtrates of ∆UvSorA and ∆UvSorB Showed a Decreased Inhibition on Germ Elongation of Rice Germinated Seeds
2.5. Deletion of UvSorA and UvSorB Resulted in Deficiency of Cell Wall Integrity
2.5.1. Deletion of UvSorA and UvSorB Resulted in Decrease of Tolerance to Cell Wall Damaging Agents
2.5.2. Deletion of UvSorA and UvSorB Resulted in Alterations of Microscopic and Submicroscopic Structures of Mycelia and Cell Walls
3. Discussion
3.1. Sorbicillinoid Biosythetic Gene Cluster
3.2. Biological Functions of Sorbicillinoids in Fungi
4. Materials and Methods
4.1. Fungal Strains, Plasmids and Culture Conditions
4.2. Bioinformatic Analysis
4.3. Targeted Gene Deletion and Complementation
4.4. RNA Preparation and qRT−PCR
4.5. Chemical Analysis of Sorbicillinoids in WT Strain, Gene Deletion Mutants, and Complemented Strains of U. virens
4.6. Physiology Experiments
4.7. Feeding Sorbicillinoids in ΔUvSorA and ΔUvSorB Mutants
4.8. Microscopic Observation of Hyphal Morphology
4.9. Phytotoxic Assays with Culture Filtrates
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Zhang, X.; Xu, D.; Hou, X.; Wei, P.; Fu, J.; Zhao, Z.; Jing, M.; Lai, D.; Yin, W.; Zhou, L. UvSorA and UvSorB Involved in Sorbicillinoid Biosynthesis Contribute to Fungal Development, Stress Response and Phytotoxicity in Ustilaginoidea virens. Int. J. Mol. Sci. 2022, 23, 11056. https://doi.org/10.3390/ijms231911056
Zhang X, Xu D, Hou X, Wei P, Fu J, Zhao Z, Jing M, Lai D, Yin W, Zhou L. UvSorA and UvSorB Involved in Sorbicillinoid Biosynthesis Contribute to Fungal Development, Stress Response and Phytotoxicity in Ustilaginoidea virens. International Journal of Molecular Sciences. 2022; 23(19):11056. https://doi.org/10.3390/ijms231911056
Chicago/Turabian StyleZhang, Xuping, Dan Xu, Xuwen Hou, Penglin Wei, Jiajin Fu, Zhitong Zhao, Mingpeng Jing, Daowan Lai, Wenbing Yin, and Ligang Zhou. 2022. "UvSorA and UvSorB Involved in Sorbicillinoid Biosynthesis Contribute to Fungal Development, Stress Response and Phytotoxicity in Ustilaginoidea virens" International Journal of Molecular Sciences 23, no. 19: 11056. https://doi.org/10.3390/ijms231911056
APA StyleZhang, X., Xu, D., Hou, X., Wei, P., Fu, J., Zhao, Z., Jing, M., Lai, D., Yin, W., & Zhou, L. (2022). UvSorA and UvSorB Involved in Sorbicillinoid Biosynthesis Contribute to Fungal Development, Stress Response and Phytotoxicity in Ustilaginoidea virens. International Journal of Molecular Sciences, 23(19), 11056. https://doi.org/10.3390/ijms231911056