Identification and Alternative Splicing Profile of the <i>Raffinose synthase</i> Gene in Grass Species

<i>Raffinose synthase</i> (<i>Rafs</i>) is an important enzyme in the synthesis pathway of raffinose from sucrose and galactinol in higher plants and is involved in the regulation of seed development and plant responses to abiotic stresses. In this study, we analyzed the <...

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Main Authors: Junhao Xu, Xiangkai You, Yanan Leng, Youyue Li, Zeyu Lu, Yinan Huang, Moxian Chen, Jianhua Zhang, Tao Song, Tieyuan Liu
Format: Article
Language:English
Published: MDPI AG 2023-07-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/24/13/11120
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author Junhao Xu
Xiangkai You
Yanan Leng
Youyue Li
Zeyu Lu
Yinan Huang
Moxian Chen
Jianhua Zhang
Tao Song
Tieyuan Liu
author_facet Junhao Xu
Xiangkai You
Yanan Leng
Youyue Li
Zeyu Lu
Yinan Huang
Moxian Chen
Jianhua Zhang
Tao Song
Tieyuan Liu
author_sort Junhao Xu
collection DOAJ
description <i>Raffinose synthase</i> (<i>Rafs</i>) is an important enzyme in the synthesis pathway of raffinose from sucrose and galactinol in higher plants and is involved in the regulation of seed development and plant responses to abiotic stresses. In this study, we analyzed the <i>Rafs</i> families and profiled their alternative splicing patterns at the genome-wide scale from 10 grass species representing crops and grasses. A total of 73 <i>Rafs</i> genes were identified from grass species such as rice, maize, foxtail millet, and switchgrass. These <i>Rafs</i> genes were assigned to six groups based the phylogenetic analysis. We compared the gene structures, protein domains, and expression patterns of <i>Rafs</i> genes, and also unraveled the alternative transcripts of them. In addition, different conserved sequences were observed at these putative splice sites among grass species. The subcellular localization of <i>PvRafs5</i> suggested that the <i>Rafs</i> gene was expressed in the cytoplasm or cell membrane. Our findings provide comprehensive knowledge of the <i>Rafs</i> families in terms of genes and proteins, which will facilitate further functional characterization in grass species in response to abiotic stress.
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spelling doaj.art-407c778164ec457eb146ec056b3e78162023-11-18T16:48:24ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672023-07-0124131112010.3390/ijms241311120Identification and Alternative Splicing Profile of the <i>Raffinose synthase</i> Gene in Grass SpeciesJunhao Xu0Xiangkai You1Yanan Leng2Youyue Li3Zeyu Lu4Yinan Huang5Moxian Chen6Jianhua Zhang7Tao Song8Tieyuan Liu9College of Grassland Agriculture, Northwest A&F University, Yangling 712100, ChinaCollege of Grassland Agriculture, Northwest A&F University, Yangling 712100, ChinaCo-Innovation Center for Sustainable Forestry in Southern China, College of Biology and the Environment, Nanjing Forestry University, Nanjing 210000, ChinaCollege of Grassland Agriculture, Northwest A&F University, Yangling 712100, ChinaCollege of Grassland Agriculture, Northwest A&F University, Yangling 712100, ChinaCollege of Grassland Agriculture, Northwest A&F University, Yangling 712100, ChinaCo-Innovation Center for Sustainable Forestry in Southern China, College of Biology and the Environment, Nanjing Forestry University, Nanjing 210000, ChinaDepartment of Biology, Hong Kong Baptist University, Kowloon, Hong KongCo-Innovation Center for Sustainable Forestry in Southern China, College of Biology and the Environment, Nanjing Forestry University, Nanjing 210000, ChinaCollege of Grassland Agriculture, Northwest A&F University, Yangling 712100, China<i>Raffinose synthase</i> (<i>Rafs</i>) is an important enzyme in the synthesis pathway of raffinose from sucrose and galactinol in higher plants and is involved in the regulation of seed development and plant responses to abiotic stresses. In this study, we analyzed the <i>Rafs</i> families and profiled their alternative splicing patterns at the genome-wide scale from 10 grass species representing crops and grasses. A total of 73 <i>Rafs</i> genes were identified from grass species such as rice, maize, foxtail millet, and switchgrass. These <i>Rafs</i> genes were assigned to six groups based the phylogenetic analysis. We compared the gene structures, protein domains, and expression patterns of <i>Rafs</i> genes, and also unraveled the alternative transcripts of them. In addition, different conserved sequences were observed at these putative splice sites among grass species. The subcellular localization of <i>PvRafs5</i> suggested that the <i>Rafs</i> gene was expressed in the cytoplasm or cell membrane. Our findings provide comprehensive knowledge of the <i>Rafs</i> families in terms of genes and proteins, which will facilitate further functional characterization in grass species in response to abiotic stress.https://www.mdpi.com/1422-0067/24/13/11120raffinose synthasegrass speciesgene familyalternative splicingdrought and salt stress
spellingShingle Junhao Xu
Xiangkai You
Yanan Leng
Youyue Li
Zeyu Lu
Yinan Huang
Moxian Chen
Jianhua Zhang
Tao Song
Tieyuan Liu
Identification and Alternative Splicing Profile of the <i>Raffinose synthase</i> Gene in Grass Species
International Journal of Molecular Sciences
raffinose synthase
grass species
gene family
alternative splicing
drought and salt stress
title Identification and Alternative Splicing Profile of the <i>Raffinose synthase</i> Gene in Grass Species
title_full Identification and Alternative Splicing Profile of the <i>Raffinose synthase</i> Gene in Grass Species
title_fullStr Identification and Alternative Splicing Profile of the <i>Raffinose synthase</i> Gene in Grass Species
title_full_unstemmed Identification and Alternative Splicing Profile of the <i>Raffinose synthase</i> Gene in Grass Species
title_short Identification and Alternative Splicing Profile of the <i>Raffinose synthase</i> Gene in Grass Species
title_sort identification and alternative splicing profile of the i raffinose synthase i gene in grass species
topic raffinose synthase
grass species
gene family
alternative splicing
drought and salt stress
url https://www.mdpi.com/1422-0067/24/13/11120
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