Members of the CREB/ATF and AP1 family of transcription factors are involved in the regulation of SOX18 gene expression

The SOX18 transcription factor plays an important role in endothelial cell specification, angiogenesis and atherogenesis. By profiling transcription factor interactions (TranSignal TM TF Protein Array) we identified several transcription factors implicated in angiogenesis that have the ability to...

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Main Authors: Petrović Isidora, Kovačević-Grujičić Nataša, Popović Jelena, Krstić A., Milivojević Milena, Stevanović Milena
Format: Article
Language:English
Published: University of Belgrade, University of Novi Sad 2011-01-01
Series:Archives of Biological Sciences
Subjects:
Online Access:http://www.doiserbia.nb.rs/img/doi/0354-4664/2011/0354-46641103517P.pdf
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author Petrović Isidora
Kovačević-Grujičić Nataša
Popović Jelena
Krstić A.
Milivojević Milena
Stevanović Milena
author_facet Petrović Isidora
Kovačević-Grujičić Nataša
Popović Jelena
Krstić A.
Milivojević Milena
Stevanović Milena
author_sort Petrović Isidora
collection DOAJ
description The SOX18 transcription factor plays an important role in endothelial cell specification, angiogenesis and atherogenesis. By profiling transcription factor interactions (TranSignal TM TF Protein Array) we identified several transcription factors implicated in angiogenesis that have the ability to bind to the SOX18 optimal promoter region in vitro. In this report we focused our attention on distinct transcription factors identified by the array as belonging to AP-1 and CREB/ATF protein families. In particular, we analyzed the effects of CREB, JunB, c-Jun and ATF3 on SOX18 gene expression. Functional analysis revealed that CREB acts as a repressor, while JunB, c-Jun and ATF3 act as activators of SOX18 promoter activity. Our findings indicate that a transcriptional network that includes CREB, JunB, c-Jun and ATF3 could be involved in angiogenesis-related transcriptional regulation of the SOX18 gene.
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spelling doaj.art-43664d0a150a4ea9ab26cc8970b5f8eb2022-12-21T22:27:53ZengUniversity of Belgrade, University of Novi SadArchives of Biological Sciences0354-46642011-01-0163351752510.2298/ABS1103517PMembers of the CREB/ATF and AP1 family of transcription factors are involved in the regulation of SOX18 gene expressionPetrović IsidoraKovačević-Grujičić NatašaPopović JelenaKrstić A.Milivojević MilenaStevanović MilenaThe SOX18 transcription factor plays an important role in endothelial cell specification, angiogenesis and atherogenesis. By profiling transcription factor interactions (TranSignal TM TF Protein Array) we identified several transcription factors implicated in angiogenesis that have the ability to bind to the SOX18 optimal promoter region in vitro. In this report we focused our attention on distinct transcription factors identified by the array as belonging to AP-1 and CREB/ATF protein families. In particular, we analyzed the effects of CREB, JunB, c-Jun and ATF3 on SOX18 gene expression. Functional analysis revealed that CREB acts as a repressor, while JunB, c-Jun and ATF3 act as activators of SOX18 promoter activity. Our findings indicate that a transcriptional network that includes CREB, JunB, c-Jun and ATF3 could be involved in angiogenesis-related transcriptional regulation of the SOX18 gene.http://www.doiserbia.nb.rs/img/doi/0354-4664/2011/0354-46641103517P.pdfSOX18CREB/ATFAP-1angiogenesis
spellingShingle Petrović Isidora
Kovačević-Grujičić Nataša
Popović Jelena
Krstić A.
Milivojević Milena
Stevanović Milena
Members of the CREB/ATF and AP1 family of transcription factors are involved in the regulation of SOX18 gene expression
Archives of Biological Sciences
SOX18
CREB/ATF
AP-1
angiogenesis
title Members of the CREB/ATF and AP1 family of transcription factors are involved in the regulation of SOX18 gene expression
title_full Members of the CREB/ATF and AP1 family of transcription factors are involved in the regulation of SOX18 gene expression
title_fullStr Members of the CREB/ATF and AP1 family of transcription factors are involved in the regulation of SOX18 gene expression
title_full_unstemmed Members of the CREB/ATF and AP1 family of transcription factors are involved in the regulation of SOX18 gene expression
title_short Members of the CREB/ATF and AP1 family of transcription factors are involved in the regulation of SOX18 gene expression
title_sort members of the creb atf and ap1 family of transcription factors are involved in the regulation of sox18 gene expression
topic SOX18
CREB/ATF
AP-1
angiogenesis
url http://www.doiserbia.nb.rs/img/doi/0354-4664/2011/0354-46641103517P.pdf
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AT kovacevicgrujicicnatasa membersofthecrebatfandap1familyoftranscriptionfactorsareinvolvedintheregulationofsox18geneexpression
AT popovicjelena membersofthecrebatfandap1familyoftranscriptionfactorsareinvolvedintheregulationofsox18geneexpression
AT krstica membersofthecrebatfandap1familyoftranscriptionfactorsareinvolvedintheregulationofsox18geneexpression
AT milivojevicmilena membersofthecrebatfandap1familyoftranscriptionfactorsareinvolvedintheregulationofsox18geneexpression
AT stevanovicmilena membersofthecrebatfandap1familyoftranscriptionfactorsareinvolvedintheregulationofsox18geneexpression