Genetic and Transcriptome Analysis of Leaf Trichome Development in Chinese Cabbage (Brassica rapa L. subsp. pekinensis) and Molecular Marker Development
Abstract
:1. Introduction
2. Results
2.1. Genetics of Leaf Trichome
2.2. Mapping of the Candidate Gene and the Development of Molecular Markers
2.3. Sequence Analysis of the BrGL1gene
2.4. Expression Patterns of BrGL1 in Various Tissues of the Two Parent Breeds
2.5. Transcriptome Analysis
2.6. Screening of DEGs and Clustering Analysis
2.7. GO and KEGG Pathway Analysis
2.8. Validation of the RNA-Seq Results by qRT-PCR
3. Discussion
4. Materials and Methods
4.1. Plant Materials
4.2. Development of Mapping Population and Phenotypic Statistics
4.3. DNA Extraction, PCR Condition and 8% Denaturing PAGE Electrophoresis
4.4. Amplification and Sequence Analysis of BrGL1 in G291 and ZHB
4.5. Total RNA Isolation
4.6. cDNA Library Construction, Sequencing and Data Processing
4.7. Gene Quantification, Screening DEGs, GO and KEGG Analysis
4.8. qRT-PCR Verification
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Item | Trichome | Glabrous | Total |
---|---|---|---|
Observed number | 1075 | 381 | 1456 |
Theoretical number | 1092 | 364 | 1456 |
Chromosome | Peak Position (cM) | Left Marker | Right Marker | LOD Score | PVE (%) | Additive Effects | Dominant Effects |
---|---|---|---|---|---|---|---|
A06 | 318 | A6S39 | A6S38 | 31.2584 | 47.9685 | −1.5546 | −0.5968 |
Sample | Raw Reads (Mb) | Clean Reads (Mb) | Total Bases (Gb) | Map to Genes | Map to Genome | ||
---|---|---|---|---|---|---|---|
Total Mapping Ratio (%) | Uniquely Mapping Ratio (%) | Total Mapping Ratio (%) | Uniquely Mapping Ratio (%) | ||||
NTC_1 | 24.14 | 23.89 | 1.19 | 76.04 | 52.19 | 89.34 | 76.1 |
NTC_2 | 24.14 | 23.79 | 1.19 | 76.36 | 50.3 | 90.44 | 75.83 |
NTC_3 | 26.33 | 23.9 | 1.19 | 75.36 | 50.17 | 90.81 | 76.41 |
NTE_1 | 24.14 | 23.66 | 1.18 | 78.78 | 45.72 | 92.03 | 72.83 |
NTE_2 | 24.14 | 23.82 | 1.19 | 77.5 | 51.69 | 90.94 | 76.2 |
NTE_3 | 24.14 | 23.86 | 1.19 | 75.57 | 51.06 | 91.05 | 76.84 |
NTS_1 | 24.14 | 23.88 | 1.19 | 79.23 | 52.63 | 91.81 | 76.88 |
NTS_2 | 24.14 | 23.8 | 1.19 | 79.13 | 51.12 | 91.72 | 75.99 |
NTS_3 | 24.14 | 23.79 | 1.19 | 77.19 | 48.61 | 91.16 | 74.8 |
TC_1 | 24.14 | 24.03 | 1.2 | 77.02 | 53.27 | 90.9 | 77.6 |
TC_2 | 24.14 | 24.03 | 1.2 | 74.77 | 49.94 | 90.61 | 76.29 |
TC_3 | 24.14 | 24.05 | 1.2 | 77.68 | 53.54 | 91.09 | 77.44 |
TE_1 | 24.14 | 23.96 | 1.2 | 76.08 | 52.46 | 90.26 | 76.89 |
TE_2 | 24.14 | 24.01 | 1.2 | 76.64 | 52.66 | 90.62 | 77.31 |
TE_3 | 24.14 | 24.04 | 1.2 | 74.5 | 50.03 | 90.17 | 75.92 |
TS_1 | 24.14 | 24.05 | 1.2 | 80.17 | 51.24 | 92.17 | 75.95 |
TS_2 | 24.14 | 24.05 | 1.2 | 80.53 | 49.89 | 92.36 | 75.33 |
TS_3 | 24.14 | 23.98 | 1.2 | 80.75 | 50.41 | 92.29 | 75.57 |
KEGG Pathway (Q-Value < 0.01) | NTC vs. NTE | NTC vs. NTS | NTE vs. NTS | TC vs. TE | TC vs. TS | TE vs. TS | NTC vs. TC | NTE Vs. TE | NTS vs. TS |
---|---|---|---|---|---|---|---|---|---|
Biosynthesis of secondary metabolites | ● | ● | ● | ● | ● | ● | |||
Photosynthesis—antenna proteins | ● | ● | ● | ● | ● | ● | |||
Metabolic pathways | ● | ● | ● | ● | |||||
Glutathione metabolism | ● | ● | |||||||
Pentose and glucuronate interconversions | ● | ● | ● | ● | |||||
Carbon metabolism | ● | ● | ● | ||||||
Starch and sucrose metabolism | ● | ● | ● | ● | |||||
Benzoxazinoid biosynthesis | ● | ● | ● | ||||||
alpha-Linolenic acid metabolism | ● | ● | ● | ● | |||||
Limonene and pinene degradation | ● | ● | |||||||
Plant hormone signal transduction | ● | ● | ● | ● | ● | ||||
Nitrogen metabolism | ● | ||||||||
Stilbenoid, diarylheptanoid and gingerol biosynthesis | ● | ● | ● | ● | |||||
Cutin, suberine and wax biosynthesis | ● | ● | |||||||
Cysteine and methionine metabolism | ● | ● | |||||||
Alanine, aspartate and glutamate metabolism | ● | ||||||||
Phenylpropanoid biosynthesis | ● | ● | |||||||
Arginine and proline metabolism | ● | ● | |||||||
Fatty acid metabolism | ● | ||||||||
MAPK signaling pathway—plant | ● | ● | ● | ● | |||||
Fatty acid biosynthesis | ● | ||||||||
Flavonoid biosynthesis | ● | ● | |||||||
Glycerolipid metabolism | ● | ● | |||||||
Carbon fixation in photosynthetic organisms | ● | ||||||||
Biotin metabolism | ● | ||||||||
Valine, leucine and isoleucine degradation | ● | ||||||||
Limonene and pinene degradation | ● | ||||||||
Biosynthesis of amino acids | ● | ||||||||
Indole alkaloid biosynthesis | ● | ● | |||||||
Citrate cycle (TCA cycle) | ● | ||||||||
Glyoxylate and dicarboxylate metabolism | ● | ● | |||||||
Phenylalanine metabolism | ● | ||||||||
Biosynthesis of unsaturated fatty acids | ● | ||||||||
Fatty acid degradation | ● | ||||||||
Amino sugar and nucleotide sugar metabolism | ● | ||||||||
Glycolysis / Gluconeogenesis | ● | ||||||||
Pyruvate metabolism | ● | ||||||||
Fructose and mannose metabolism | ● | ||||||||
Propanoate metabolism | ● | ||||||||
Peroxisome | ● | ● | |||||||
Sesquiterpenoid and triterpenoid biosynthesis | ● | ● | |||||||
Photosynthesis | ● | ● | ● | ||||||
Steroid biosynthesis | ● | ||||||||
Circadian rhythm—plant | ● | ● | ● | ||||||
Plant-pathogen interaction | ● | ● | ● | ||||||
Nitrogen metabolism | ● | ● | |||||||
Tryptophan metabolism | ● | ||||||||
Endocytosis | ● |
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Li, J.; Wang, H.; Zhou, D.; Li, C.; Ding, Q.; Yang, X.; Wang, F.; Zheng, H.; Gao, J. Genetic and Transcriptome Analysis of Leaf Trichome Development in Chinese Cabbage (Brassica rapa L. subsp. pekinensis) and Molecular Marker Development. Int. J. Mol. Sci. 2022, 23, 12721. https://doi.org/10.3390/ijms232112721
Li J, Wang H, Zhou D, Li C, Ding Q, Yang X, Wang F, Zheng H, Gao J. Genetic and Transcriptome Analysis of Leaf Trichome Development in Chinese Cabbage (Brassica rapa L. subsp. pekinensis) and Molecular Marker Development. International Journal of Molecular Sciences. 2022; 23(21):12721. https://doi.org/10.3390/ijms232112721
Chicago/Turabian StyleLi, Jingjuan, Hongxia Wang, Dandan Zhou, Cheng Li, Qian Ding, Xiaogang Yang, Fengde Wang, Han Zheng, and Jianwei Gao. 2022. "Genetic and Transcriptome Analysis of Leaf Trichome Development in Chinese Cabbage (Brassica rapa L. subsp. pekinensis) and Molecular Marker Development" International Journal of Molecular Sciences 23, no. 21: 12721. https://doi.org/10.3390/ijms232112721