Cold Tolerance of <i<ScCBL6</i< Is Associated with Tonoplast Transporters and Photosynthesis in <i<Arabidopsis</i<
Plants that are adapted to harsh environments offer enormous opportunity to understand stress responses in ecological systems. <i<Stipa capillacea</i< is widely distributed in the frigid and arid region of the Tibetan Plateau, but its signal transduction system under cold stress has not...
Ausführliche Beschreibung
Autor*in: |
Yanli Zhou [verfasserIn] Jingling Zhang [verfasserIn] Changhong Zhao [verfasserIn] Guangqiang Long [verfasserIn] Chengli Zhou [verfasserIn] Xudong Sun [verfasserIn] Yunqiang Yang [verfasserIn] Chengjun Zhang [verfasserIn] Yongping Yang [verfasserIn] |
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E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
2022 |
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Übergeordnetes Werk: |
In: Current Issues in Molecular Biology - MDPI AG, 2021, 44(2022), 11, Seite 5579-5592 |
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Übergeordnetes Werk: |
volume:44 ; year:2022 ; number:11 ; pages:5579-5592 |
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Link aufrufen |
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DOI / URN: |
10.3390/cimb44110378 |
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Katalog-ID: |
DOAJ083494065 |
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10.3390/cimb44110378 doi (DE-627)DOAJ083494065 (DE-599)DOAJ87ee7bb0ed2f485aaa52ddb8ec074b65 DE-627 ger DE-627 rakwb eng QH301-705.5 Yanli Zhou verfasserin aut Cold Tolerance of <i<ScCBL6</i< Is Associated with Tonoplast Transporters and Photosynthesis in <i<Arabidopsis</i< 2022 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Plants that are adapted to harsh environments offer enormous opportunity to understand stress responses in ecological systems. <i<Stipa capillacea</i< is widely distributed in the frigid and arid region of the Tibetan Plateau, but its signal transduction system under cold stress has not been characterized. In this study, we isolated a cDNA encoding the signal transduction protein, ScCBL6, from <i<S</i<. <i<capillacea</i<, and evaluated its role in cold tolerance by ectopically expressing it in <i<Arabidopsis</i<. Full-length <i<ScCBL6</i< encode 227 amino acids, and are clustered with CBL6 in <i<Stipa purpurea</i< and <i<Oryza sativa</i< in a phylogenetic analysis. Compared with tolerance in wild-type (WT) plants, ScCBL6-overexpressing plants (<i<ScCBL6-OXP</i<) were more tolerant to cold stress but not to drought stress, as confirmed by their high photosynthetic capacity (Fv/Fm) and survival rate under cold stress. We further compared their cold-responsive transcriptome profiles by RNA sequencing. In total, 3931 genes were differentially expressed by the introduction of <i<ScCBL6</i<. These gene products were involved in multiple processes such as the immune system, lipid catabolism, and secondary metabolism. A KEGG pathway analysis revealed that they were mainly enriched in plant hormone signal transduction and biomacromolecule metabolism. Proteins encoded by differentially expressed genes were predicted to be localized in chloroplasts, mitochondria, and vacuoles, suggesting that ScCBL6 exerts a wide range of functions. Based on its tonoplast subcellular location combined with integrated transcriptome and physiological analyses of <i<ScCBL6-OXP</i<, we inferred that ScCBL6 improves plant cold stress tolerance in <i<Arabidopsis</i< via the regulation of photosynthesis, redox status, and tonoplast metabolite transporters. calcineurin B-like protein cold tolerance <i<Stipa capillacea</i< transcriptome tonoplast Biology (General) Jingling Zhang verfasserin aut Changhong Zhao verfasserin aut Guangqiang Long verfasserin aut Chengli Zhou verfasserin aut Xudong Sun verfasserin aut Yunqiang Yang verfasserin aut Chengjun Zhang verfasserin aut Yongping Yang verfasserin aut In Current Issues in Molecular Biology MDPI AG, 2021 44(2022), 11, Seite 5579-5592 (DE-627)355690365 (DE-600)2090836-2 14673045 nnns volume:44 year:2022 number:11 pages:5579-5592 https://doi.org/10.3390/cimb44110378 kostenfrei https://doaj.org/article/87ee7bb0ed2f485aaa52ddb8ec074b65 kostenfrei https://www.mdpi.com/1467-3045/44/11/378 kostenfrei https://doaj.org/toc/1467-3037 Journal toc kostenfrei https://doaj.org/toc/1467-3045 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 44 2022 11 5579-5592 |
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10.3390/cimb44110378 doi (DE-627)DOAJ083494065 (DE-599)DOAJ87ee7bb0ed2f485aaa52ddb8ec074b65 DE-627 ger DE-627 rakwb eng QH301-705.5 Yanli Zhou verfasserin aut Cold Tolerance of <i<ScCBL6</i< Is Associated with Tonoplast Transporters and Photosynthesis in <i<Arabidopsis</i< 2022 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Plants that are adapted to harsh environments offer enormous opportunity to understand stress responses in ecological systems. <i<Stipa capillacea</i< is widely distributed in the frigid and arid region of the Tibetan Plateau, but its signal transduction system under cold stress has not been characterized. In this study, we isolated a cDNA encoding the signal transduction protein, ScCBL6, from <i<S</i<. <i<capillacea</i<, and evaluated its role in cold tolerance by ectopically expressing it in <i<Arabidopsis</i<. Full-length <i<ScCBL6</i< encode 227 amino acids, and are clustered with CBL6 in <i<Stipa purpurea</i< and <i<Oryza sativa</i< in a phylogenetic analysis. Compared with tolerance in wild-type (WT) plants, ScCBL6-overexpressing plants (<i<ScCBL6-OXP</i<) were more tolerant to cold stress but not to drought stress, as confirmed by their high photosynthetic capacity (Fv/Fm) and survival rate under cold stress. We further compared their cold-responsive transcriptome profiles by RNA sequencing. In total, 3931 genes were differentially expressed by the introduction of <i<ScCBL6</i<. These gene products were involved in multiple processes such as the immune system, lipid catabolism, and secondary metabolism. A KEGG pathway analysis revealed that they were mainly enriched in plant hormone signal transduction and biomacromolecule metabolism. Proteins encoded by differentially expressed genes were predicted to be localized in chloroplasts, mitochondria, and vacuoles, suggesting that ScCBL6 exerts a wide range of functions. Based on its tonoplast subcellular location combined with integrated transcriptome and physiological analyses of <i<ScCBL6-OXP</i<, we inferred that ScCBL6 improves plant cold stress tolerance in <i<Arabidopsis</i< via the regulation of photosynthesis, redox status, and tonoplast metabolite transporters. calcineurin B-like protein cold tolerance <i<Stipa capillacea</i< transcriptome tonoplast Biology (General) Jingling Zhang verfasserin aut Changhong Zhao verfasserin aut Guangqiang Long verfasserin aut Chengli Zhou verfasserin aut Xudong Sun verfasserin aut Yunqiang Yang verfasserin aut Chengjun Zhang verfasserin aut Yongping Yang verfasserin aut In Current Issues in Molecular Biology MDPI AG, 2021 44(2022), 11, Seite 5579-5592 (DE-627)355690365 (DE-600)2090836-2 14673045 nnns volume:44 year:2022 number:11 pages:5579-5592 https://doi.org/10.3390/cimb44110378 kostenfrei https://doaj.org/article/87ee7bb0ed2f485aaa52ddb8ec074b65 kostenfrei https://www.mdpi.com/1467-3045/44/11/378 kostenfrei https://doaj.org/toc/1467-3037 Journal toc kostenfrei https://doaj.org/toc/1467-3045 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 44 2022 11 5579-5592 |
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10.3390/cimb44110378 doi (DE-627)DOAJ083494065 (DE-599)DOAJ87ee7bb0ed2f485aaa52ddb8ec074b65 DE-627 ger DE-627 rakwb eng QH301-705.5 Yanli Zhou verfasserin aut Cold Tolerance of <i<ScCBL6</i< Is Associated with Tonoplast Transporters and Photosynthesis in <i<Arabidopsis</i< 2022 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Plants that are adapted to harsh environments offer enormous opportunity to understand stress responses in ecological systems. <i<Stipa capillacea</i< is widely distributed in the frigid and arid region of the Tibetan Plateau, but its signal transduction system under cold stress has not been characterized. In this study, we isolated a cDNA encoding the signal transduction protein, ScCBL6, from <i<S</i<. <i<capillacea</i<, and evaluated its role in cold tolerance by ectopically expressing it in <i<Arabidopsis</i<. Full-length <i<ScCBL6</i< encode 227 amino acids, and are clustered with CBL6 in <i<Stipa purpurea</i< and <i<Oryza sativa</i< in a phylogenetic analysis. Compared with tolerance in wild-type (WT) plants, ScCBL6-overexpressing plants (<i<ScCBL6-OXP</i<) were more tolerant to cold stress but not to drought stress, as confirmed by their high photosynthetic capacity (Fv/Fm) and survival rate under cold stress. We further compared their cold-responsive transcriptome profiles by RNA sequencing. In total, 3931 genes were differentially expressed by the introduction of <i<ScCBL6</i<. These gene products were involved in multiple processes such as the immune system, lipid catabolism, and secondary metabolism. A KEGG pathway analysis revealed that they were mainly enriched in plant hormone signal transduction and biomacromolecule metabolism. Proteins encoded by differentially expressed genes were predicted to be localized in chloroplasts, mitochondria, and vacuoles, suggesting that ScCBL6 exerts a wide range of functions. Based on its tonoplast subcellular location combined with integrated transcriptome and physiological analyses of <i<ScCBL6-OXP</i<, we inferred that ScCBL6 improves plant cold stress tolerance in <i<Arabidopsis</i< via the regulation of photosynthesis, redox status, and tonoplast metabolite transporters. calcineurin B-like protein cold tolerance <i<Stipa capillacea</i< transcriptome tonoplast Biology (General) Jingling Zhang verfasserin aut Changhong Zhao verfasserin aut Guangqiang Long verfasserin aut Chengli Zhou verfasserin aut Xudong Sun verfasserin aut Yunqiang Yang verfasserin aut Chengjun Zhang verfasserin aut Yongping Yang verfasserin aut In Current Issues in Molecular Biology MDPI AG, 2021 44(2022), 11, Seite 5579-5592 (DE-627)355690365 (DE-600)2090836-2 14673045 nnns volume:44 year:2022 number:11 pages:5579-5592 https://doi.org/10.3390/cimb44110378 kostenfrei https://doaj.org/article/87ee7bb0ed2f485aaa52ddb8ec074b65 kostenfrei https://www.mdpi.com/1467-3045/44/11/378 kostenfrei https://doaj.org/toc/1467-3037 Journal toc kostenfrei https://doaj.org/toc/1467-3045 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 44 2022 11 5579-5592 |
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10.3390/cimb44110378 doi (DE-627)DOAJ083494065 (DE-599)DOAJ87ee7bb0ed2f485aaa52ddb8ec074b65 DE-627 ger DE-627 rakwb eng QH301-705.5 Yanli Zhou verfasserin aut Cold Tolerance of <i<ScCBL6</i< Is Associated with Tonoplast Transporters and Photosynthesis in <i<Arabidopsis</i< 2022 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Plants that are adapted to harsh environments offer enormous opportunity to understand stress responses in ecological systems. <i<Stipa capillacea</i< is widely distributed in the frigid and arid region of the Tibetan Plateau, but its signal transduction system under cold stress has not been characterized. In this study, we isolated a cDNA encoding the signal transduction protein, ScCBL6, from <i<S</i<. <i<capillacea</i<, and evaluated its role in cold tolerance by ectopically expressing it in <i<Arabidopsis</i<. Full-length <i<ScCBL6</i< encode 227 amino acids, and are clustered with CBL6 in <i<Stipa purpurea</i< and <i<Oryza sativa</i< in a phylogenetic analysis. Compared with tolerance in wild-type (WT) plants, ScCBL6-overexpressing plants (<i<ScCBL6-OXP</i<) were more tolerant to cold stress but not to drought stress, as confirmed by their high photosynthetic capacity (Fv/Fm) and survival rate under cold stress. We further compared their cold-responsive transcriptome profiles by RNA sequencing. In total, 3931 genes were differentially expressed by the introduction of <i<ScCBL6</i<. These gene products were involved in multiple processes such as the immune system, lipid catabolism, and secondary metabolism. A KEGG pathway analysis revealed that they were mainly enriched in plant hormone signal transduction and biomacromolecule metabolism. Proteins encoded by differentially expressed genes were predicted to be localized in chloroplasts, mitochondria, and vacuoles, suggesting that ScCBL6 exerts a wide range of functions. Based on its tonoplast subcellular location combined with integrated transcriptome and physiological analyses of <i<ScCBL6-OXP</i<, we inferred that ScCBL6 improves plant cold stress tolerance in <i<Arabidopsis</i< via the regulation of photosynthesis, redox status, and tonoplast metabolite transporters. calcineurin B-like protein cold tolerance <i<Stipa capillacea</i< transcriptome tonoplast Biology (General) Jingling Zhang verfasserin aut Changhong Zhao verfasserin aut Guangqiang Long verfasserin aut Chengli Zhou verfasserin aut Xudong Sun verfasserin aut Yunqiang Yang verfasserin aut Chengjun Zhang verfasserin aut Yongping Yang verfasserin aut In Current Issues in Molecular Biology MDPI AG, 2021 44(2022), 11, Seite 5579-5592 (DE-627)355690365 (DE-600)2090836-2 14673045 nnns volume:44 year:2022 number:11 pages:5579-5592 https://doi.org/10.3390/cimb44110378 kostenfrei https://doaj.org/article/87ee7bb0ed2f485aaa52ddb8ec074b65 kostenfrei https://www.mdpi.com/1467-3045/44/11/378 kostenfrei https://doaj.org/toc/1467-3037 Journal toc kostenfrei https://doaj.org/toc/1467-3045 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 44 2022 11 5579-5592 |
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10.3390/cimb44110378 doi (DE-627)DOAJ083494065 (DE-599)DOAJ87ee7bb0ed2f485aaa52ddb8ec074b65 DE-627 ger DE-627 rakwb eng QH301-705.5 Yanli Zhou verfasserin aut Cold Tolerance of <i<ScCBL6</i< Is Associated with Tonoplast Transporters and Photosynthesis in <i<Arabidopsis</i< 2022 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier Plants that are adapted to harsh environments offer enormous opportunity to understand stress responses in ecological systems. <i<Stipa capillacea</i< is widely distributed in the frigid and arid region of the Tibetan Plateau, but its signal transduction system under cold stress has not been characterized. In this study, we isolated a cDNA encoding the signal transduction protein, ScCBL6, from <i<S</i<. <i<capillacea</i<, and evaluated its role in cold tolerance by ectopically expressing it in <i<Arabidopsis</i<. Full-length <i<ScCBL6</i< encode 227 amino acids, and are clustered with CBL6 in <i<Stipa purpurea</i< and <i<Oryza sativa</i< in a phylogenetic analysis. Compared with tolerance in wild-type (WT) plants, ScCBL6-overexpressing plants (<i<ScCBL6-OXP</i<) were more tolerant to cold stress but not to drought stress, as confirmed by their high photosynthetic capacity (Fv/Fm) and survival rate under cold stress. We further compared their cold-responsive transcriptome profiles by RNA sequencing. In total, 3931 genes were differentially expressed by the introduction of <i<ScCBL6</i<. These gene products were involved in multiple processes such as the immune system, lipid catabolism, and secondary metabolism. A KEGG pathway analysis revealed that they were mainly enriched in plant hormone signal transduction and biomacromolecule metabolism. Proteins encoded by differentially expressed genes were predicted to be localized in chloroplasts, mitochondria, and vacuoles, suggesting that ScCBL6 exerts a wide range of functions. Based on its tonoplast subcellular location combined with integrated transcriptome and physiological analyses of <i<ScCBL6-OXP</i<, we inferred that ScCBL6 improves plant cold stress tolerance in <i<Arabidopsis</i< via the regulation of photosynthesis, redox status, and tonoplast metabolite transporters. calcineurin B-like protein cold tolerance <i<Stipa capillacea</i< transcriptome tonoplast Biology (General) Jingling Zhang verfasserin aut Changhong Zhao verfasserin aut Guangqiang Long verfasserin aut Chengli Zhou verfasserin aut Xudong Sun verfasserin aut Yunqiang Yang verfasserin aut Chengjun Zhang verfasserin aut Yongping Yang verfasserin aut In Current Issues in Molecular Biology MDPI AG, 2021 44(2022), 11, Seite 5579-5592 (DE-627)355690365 (DE-600)2090836-2 14673045 nnns volume:44 year:2022 number:11 pages:5579-5592 https://doi.org/10.3390/cimb44110378 kostenfrei https://doaj.org/article/87ee7bb0ed2f485aaa52ddb8ec074b65 kostenfrei https://www.mdpi.com/1467-3045/44/11/378 kostenfrei https://doaj.org/toc/1467-3037 Journal toc kostenfrei https://doaj.org/toc/1467-3045 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 44 2022 11 5579-5592 |
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Cold Tolerance of <i<ScCBL6</i< Is Associated with Tonoplast Transporters and Photosynthesis in <i<Arabidopsis</i< |
abstract |
Plants that are adapted to harsh environments offer enormous opportunity to understand stress responses in ecological systems. <i<Stipa capillacea</i< is widely distributed in the frigid and arid region of the Tibetan Plateau, but its signal transduction system under cold stress has not been characterized. In this study, we isolated a cDNA encoding the signal transduction protein, ScCBL6, from <i<S</i<. <i<capillacea</i<, and evaluated its role in cold tolerance by ectopically expressing it in <i<Arabidopsis</i<. Full-length <i<ScCBL6</i< encode 227 amino acids, and are clustered with CBL6 in <i<Stipa purpurea</i< and <i<Oryza sativa</i< in a phylogenetic analysis. Compared with tolerance in wild-type (WT) plants, ScCBL6-overexpressing plants (<i<ScCBL6-OXP</i<) were more tolerant to cold stress but not to drought stress, as confirmed by their high photosynthetic capacity (Fv/Fm) and survival rate under cold stress. We further compared their cold-responsive transcriptome profiles by RNA sequencing. In total, 3931 genes were differentially expressed by the introduction of <i<ScCBL6</i<. These gene products were involved in multiple processes such as the immune system, lipid catabolism, and secondary metabolism. A KEGG pathway analysis revealed that they were mainly enriched in plant hormone signal transduction and biomacromolecule metabolism. Proteins encoded by differentially expressed genes were predicted to be localized in chloroplasts, mitochondria, and vacuoles, suggesting that ScCBL6 exerts a wide range of functions. Based on its tonoplast subcellular location combined with integrated transcriptome and physiological analyses of <i<ScCBL6-OXP</i<, we inferred that ScCBL6 improves plant cold stress tolerance in <i<Arabidopsis</i< via the regulation of photosynthesis, redox status, and tonoplast metabolite transporters. |
abstractGer |
Plants that are adapted to harsh environments offer enormous opportunity to understand stress responses in ecological systems. <i<Stipa capillacea</i< is widely distributed in the frigid and arid region of the Tibetan Plateau, but its signal transduction system under cold stress has not been characterized. In this study, we isolated a cDNA encoding the signal transduction protein, ScCBL6, from <i<S</i<. <i<capillacea</i<, and evaluated its role in cold tolerance by ectopically expressing it in <i<Arabidopsis</i<. Full-length <i<ScCBL6</i< encode 227 amino acids, and are clustered with CBL6 in <i<Stipa purpurea</i< and <i<Oryza sativa</i< in a phylogenetic analysis. Compared with tolerance in wild-type (WT) plants, ScCBL6-overexpressing plants (<i<ScCBL6-OXP</i<) were more tolerant to cold stress but not to drought stress, as confirmed by their high photosynthetic capacity (Fv/Fm) and survival rate under cold stress. We further compared their cold-responsive transcriptome profiles by RNA sequencing. In total, 3931 genes were differentially expressed by the introduction of <i<ScCBL6</i<. These gene products were involved in multiple processes such as the immune system, lipid catabolism, and secondary metabolism. A KEGG pathway analysis revealed that they were mainly enriched in plant hormone signal transduction and biomacromolecule metabolism. Proteins encoded by differentially expressed genes were predicted to be localized in chloroplasts, mitochondria, and vacuoles, suggesting that ScCBL6 exerts a wide range of functions. Based on its tonoplast subcellular location combined with integrated transcriptome and physiological analyses of <i<ScCBL6-OXP</i<, we inferred that ScCBL6 improves plant cold stress tolerance in <i<Arabidopsis</i< via the regulation of photosynthesis, redox status, and tonoplast metabolite transporters. |
abstract_unstemmed |
Plants that are adapted to harsh environments offer enormous opportunity to understand stress responses in ecological systems. <i<Stipa capillacea</i< is widely distributed in the frigid and arid region of the Tibetan Plateau, but its signal transduction system under cold stress has not been characterized. In this study, we isolated a cDNA encoding the signal transduction protein, ScCBL6, from <i<S</i<. <i<capillacea</i<, and evaluated its role in cold tolerance by ectopically expressing it in <i<Arabidopsis</i<. Full-length <i<ScCBL6</i< encode 227 amino acids, and are clustered with CBL6 in <i<Stipa purpurea</i< and <i<Oryza sativa</i< in a phylogenetic analysis. Compared with tolerance in wild-type (WT) plants, ScCBL6-overexpressing plants (<i<ScCBL6-OXP</i<) were more tolerant to cold stress but not to drought stress, as confirmed by their high photosynthetic capacity (Fv/Fm) and survival rate under cold stress. We further compared their cold-responsive transcriptome profiles by RNA sequencing. In total, 3931 genes were differentially expressed by the introduction of <i<ScCBL6</i<. These gene products were involved in multiple processes such as the immune system, lipid catabolism, and secondary metabolism. A KEGG pathway analysis revealed that they were mainly enriched in plant hormone signal transduction and biomacromolecule metabolism. Proteins encoded by differentially expressed genes were predicted to be localized in chloroplasts, mitochondria, and vacuoles, suggesting that ScCBL6 exerts a wide range of functions. Based on its tonoplast subcellular location combined with integrated transcriptome and physiological analyses of <i<ScCBL6-OXP</i<, we inferred that ScCBL6 improves plant cold stress tolerance in <i<Arabidopsis</i< via the regulation of photosynthesis, redox status, and tonoplast metabolite transporters. |
collection_details |
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container_issue |
11 |
title_short |
Cold Tolerance of <i<ScCBL6</i< Is Associated with Tonoplast Transporters and Photosynthesis in <i<Arabidopsis</i< |
url |
https://doi.org/10.3390/cimb44110378 https://doaj.org/article/87ee7bb0ed2f485aaa52ddb8ec074b65 https://www.mdpi.com/1467-3045/44/11/378 https://doaj.org/toc/1467-3037 https://doaj.org/toc/1467-3045 |
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author2 |
Jingling Zhang Changhong Zhao Guangqiang Long Chengli Zhou Xudong Sun Yunqiang Yang Chengjun Zhang Yongping Yang |
author2Str |
Jingling Zhang Changhong Zhao Guangqiang Long Chengli Zhou Xudong Sun Yunqiang Yang Chengjun Zhang Yongping Yang |
ppnlink |
355690365 |
callnumber-subject |
QH - Natural History and Biology |
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doi_str |
10.3390/cimb44110378 |
callnumber-a |
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up_date |
2024-07-03T17:47:02.233Z |
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