‘红巴梨’果皮UFGT基因的克隆及表达分析

被引:16
作者
李俊才 [1 ,2 ]
李天忠 [3 ]
王志刚 [3 ,4 ]
李宝江 [2 ]
机构
[1] 沈阳农业大学园艺学院
[2] 辽宁省果树科学研究所
[3] 中国农业大学果树细胞与分子育种实验室
[4] 中国农业科学院果树研究所
关键词
红巴梨; 红色果皮; UDP-葡萄糖:类黄酮3-O-葡萄糖基转移酶; 基因克隆; 表达分析;
D O I
暂无
中图分类号
S661.2 [梨];
学科分类号
090201 ;
摘要
以‘巴梨’红色芽变品种‘红巴梨’果皮为材料,采用同源克隆技术和RACE结合的方法,克隆了UFGT(UDP-葡萄糖:类黄酮3-O-葡萄糖基转移酶)蛋白的部分cDNA,命名为Pc UFGT。结果表明:该cDNA片段长为1 089 bp,与苹果UFGT基因序列一致性达89%,氨基酸序列同源性为85%,含有糖基转移酶的UDPGT、COG1819和MGT等保守域。荧光实时定量PCR分析表明,该基因在‘红巴梨’幼果期表达强度约为‘巴梨’的2倍,而果实成熟期表达强度略低于‘巴梨’;该基因在‘红巴梨’果肉中不表达。
引用
收藏
页码:30 / 34
页数:5
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