Function Annotation of an SBP-box Gene in Arabidopsis Based on Analysis of Co-expression Networks and Promoters

The SQUAMOSA PROMOTER BINDING PROTEIN–LIKE (SPL) gene family is an SBP-box transcription family in Arabidopsis. While several physiological responses to SPL genes have been reported, their biological role remains elusive. Here, we use a combined analysis of expression correlation, the interacto...

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Main Authors: Yi Wang, Yuxin Yang, Zongli Hu, Guoping Chen, Xuqing Chen
Format: Article
Language:English
Published: MDPI AG 2009-01-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:http://www.mdpi.com/1422-0067/10/1/116/
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author Yi Wang
Yuxin Yang
Zongli Hu
Guoping Chen
Xuqing Chen
author_facet Yi Wang
Yuxin Yang
Zongli Hu
Guoping Chen
Xuqing Chen
author_sort Yi Wang
collection DOAJ
description The SQUAMOSA PROMOTER BINDING PROTEIN–LIKE (SPL) gene family is an SBP-box transcription family in Arabidopsis. While several physiological responses to SPL genes have been reported, their biological role remains elusive. Here, we use a combined analysis of expression correlation, the interactome, and promoter content to infer the biological role of the SPL genes in Arabidopsis thaliana. Analysis of the SPL-correlated gene network reveals multiple functions for SPL genes. Network analysis shows that SPL genes function by controlling other transcription factor families and have relatives with membrane protein transport activity. The interactome analysis of the correlation genes suggests that SPL genes also take part in metabolism of glucose, inorganic salts, and ATP production. Furthermore, the promoters of the correlated genes contain a core binding cis-element (GTAC). All of these analyses suggest that SPL genes have varied functions in Arabidopsis.
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spelling doaj.art-7f6c8fe717784bfa9b265832cbff10a52022-12-22T03:18:47ZengMDPI AGInternational Journal of Molecular Sciences1422-00672009-01-0110111613210.3390/ijms10010116Function Annotation of an SBP-box Gene in Arabidopsis Based on Analysis of Co-expression Networks and PromotersYi WangYuxin YangZongli HuGuoping ChenXuqing ChenThe SQUAMOSA PROMOTER BINDING PROTEIN–LIKE (SPL) gene family is an SBP-box transcription family in Arabidopsis. While several physiological responses to SPL genes have been reported, their biological role remains elusive. Here, we use a combined analysis of expression correlation, the interactome, and promoter content to infer the biological role of the SPL genes in Arabidopsis thaliana. Analysis of the SPL-correlated gene network reveals multiple functions for SPL genes. Network analysis shows that SPL genes function by controlling other transcription factor families and have relatives with membrane protein transport activity. The interactome analysis of the correlation genes suggests that SPL genes also take part in metabolism of glucose, inorganic salts, and ATP production. Furthermore, the promoters of the correlated genes contain a core binding cis-element (GTAC). All of these analyses suggest that SPL genes have varied functions in Arabidopsis.http://www.mdpi.com/1422-0067/10/1/116/ArabidopsisSPLco-expressionnetworkpromoter
spellingShingle Yi Wang
Yuxin Yang
Zongli Hu
Guoping Chen
Xuqing Chen
Function Annotation of an SBP-box Gene in Arabidopsis Based on Analysis of Co-expression Networks and Promoters
International Journal of Molecular Sciences
Arabidopsis
SPL
co-expression
network
promoter
title Function Annotation of an SBP-box Gene in Arabidopsis Based on Analysis of Co-expression Networks and Promoters
title_full Function Annotation of an SBP-box Gene in Arabidopsis Based on Analysis of Co-expression Networks and Promoters
title_fullStr Function Annotation of an SBP-box Gene in Arabidopsis Based on Analysis of Co-expression Networks and Promoters
title_full_unstemmed Function Annotation of an SBP-box Gene in Arabidopsis Based on Analysis of Co-expression Networks and Promoters
title_short Function Annotation of an SBP-box Gene in Arabidopsis Based on Analysis of Co-expression Networks and Promoters
title_sort function annotation of an sbp box gene in arabidopsis based on analysis of co expression networks and promoters
topic Arabidopsis
SPL
co-expression
network
promoter
url http://www.mdpi.com/1422-0067/10/1/116/
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