Transcriptome-wide identification, classification and characterization of AP2/ERF Family genes in the desert moss Bryum argenteum
作者单位：Key Laboratory of Biogeography and Bioresource in Arid LandXinjiang Institute of Ecology and GeographyChinese Academy of Sciences School of Life Sciences and State Key Laboratory of AgrobiotechnologyThe Chinese University of Hong Kong
会议名称：《中国植物学会第十六次全国会员代表大会暨85周年学术年会》
会议日期：2018年
学科分类：0710[理学-生物学] 07[理学] 09[农学] 071007[理学-遗传学] 0901[农学-作物学] 090102[农学-作物遗传育种]
关 键 词：AP2/ERF genes Bryum argenteum transcriptome classfication stress tolerance
摘 要：Bryum argenteum is a desert moss and an important component of the biological soil crusts found in the Gurbantunggut and Tengger Deserts of northwestern *** showed comprehensive tolerances to the desert environment and is emerging as a good plant material for identification of stress-related ***2/ERF is a large family of plant transcription factor,which plays important roles in the control of plant metabolism,development as well as responses to various biotic and abiotic ***2/ERF family genes have been identified and studied extensively in many plants,while were rarely studied in *** present study,we identified 83 AP2/ERF genes based on the comprehensive desiccation-rehydration transcriptomic atlas of ***-three BaAP2/ERF genes can be classified into five families,including 11 AP2 s,43 DREBs,26 ERFs,1 RAV and 2 ***-seq data showed that 83 BaAP2/ERFs exhibited elevated transcript abundances during dehydration-rehydration *** used RT-qPCR to validate the expression profiles of 12 representative BaAP2/ERFs and confirmed the expression trends using RNA-seq *** out of 12 Ba AP2/ERFs demonstrated transactivation *** representative BaAP2/ERFs were further evaluated the stress tolerance functions in yeast,the results showed that seven out of eight BaAP2/ERFs enhanced salt and osmotic stress tolerances of *** BaAP2/ERFs genes play crucial roles in *** stress *** is the first study to detail the identification,classification,characterization and functional analysis of the AP2/ERFs in ***,it will lay the foundation for the further functional analysis of these genes in plants,as well as provide greater insights into the molecular mechanisms of abiotic stress tolerance of ***.