The sugar transporter system of strawberry:genome-wide identification and expression correlation with fruit soluble sugar-related traits in a Fragaria×ananassa germplasm collection
作者机构：Shanghai Key Laboratory of Protected Horticultural TechnologyForestry and Fruit Tree Research InstituteShanghai Academy of Agricultural Sciences(SAAS)Shanghai 201403China Ecological Technique and Engineering CollegeShanghai Institute of TechnologyShanghai 201418China Environmental Engineering CollegeSuzhou Polytechnic Institute of AgricultureSuzhou 215008China
出 版 物：《Horticulture Research》 (园艺研究（英文）)
年 卷 期：2020年第7卷第1期
页 面：1303-1321页
核心收录：
学科分类：09[农学] 0902[农学-园艺学] 090201[农学-果树学]
基 金：funded by Shanghai Agriculture Applied Technology Development Programs China(Grant No.G2014070202 and No.G2019-02-08-00-08-F01108)
摘 要：Sugar from plant photosynthesis is a basic requirement for life *** transporters are the proteins that mediate sugar allocation among or within source/sink *** transporters of the major facilitator superfamily(MFS)targeting carbohydrates represent the largest family of sugar transporters in many ***(Fragaria×ananassa Duchesne)is an important crop appreciated worldwide for its unique fruit *** involvement of MFS sugar transporters(STs)in cultivated strawberry fruit sugar accumulation is largely *** this work,we characterized the genetic variation associated with fruit soluble sugars in a collection including 154 ***,a total of 67 ST genes were identified in the v4.0 genome integrated with the v4.0.a2 protein database of ***,the dominant subgenome provider for modern cultivated *** analysis updated the nomenclature of strawberry ST *** the chromosomal distribution and structural characteristics of the ST family were ***-RT-PCR analysis in nine tissues from *** screened 34 highly expressed ST genes in *** three varieties with dramatically differing fruit sugar levels,qPCR integrated with correlation analysis between ST transcript abundance and sugar content identified 13 sugar-correlated *** correlations were re-evaluated across 19 varieties,including major commercial cultivars grown in ***,a model of the contribution of the sugar transporter system to subcellular sugar allocation in strawberry fruits was *** work highlights the involvement of STs in controlling strawberry fruit soluble sugars and provides candidates for the future functional study of STs in strawberry development and responses and a new approach for strawberry genetic engineering and molecular breeding.
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