FATS regulates polyamine biosynthesis by promoting ODC degradation in an ERβ-dependent manner in non-small-cell lung cancer

Polyamine biosynthesis is an essential metabolic pathway for cell growth and differentiation in non-small-cell lung cancer (NSCLC). Fragile-site associated tumour suppressor (FATS) is a novel gene involved in cancer. The results of our previous study showed that FATS-mediated polyubiquitination of p...

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Veröffentlicht in:Cell death & disease 2020-10, Vol.11 (10), p.839, Article 839
Hauptverfasser: Qiu, Li, Hu, Linfei, Wang, Huijuan, Li, Jinling, Ruan, Xianhui, Sun, Bingsheng, Zhi, Jingtai, Zheng, Xiangqian, Gu, Lin, Gao, Ming, Kong, Pengzhou, Zhang, Jun
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container_title Cell death & disease
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creator Qiu, Li
Hu, Linfei
Wang, Huijuan
Li, Jinling
Ruan, Xianhui
Sun, Bingsheng
Zhi, Jingtai
Zheng, Xiangqian
Gu, Lin
Gao, Ming
Kong, Pengzhou
Zhang, Jun
description Polyamine biosynthesis is an essential metabolic pathway for cell growth and differentiation in non-small-cell lung cancer (NSCLC). Fragile-site associated tumour suppressor (FATS) is a novel gene involved in cancer. The results of our previous study showed that FATS-mediated polyubiquitination of p53 promotes the activation of p53 in response to DNA damage; however, little is known about the role of FATS in metabolic reprogramming in NSCLC. In the present study, FATS was observed to be significantly downregulated in NSCLC tissues compared with paired adjacent normal tissues and was associated with the survival of NSCLC patients. We further showed that the presence of the tumour suppressor FATS in NSCLC cells led to apoptosis by inducing pro-death autophagy. In addition, FATS was shown to function as a suppressor of polyamine biosynthesis by inhibiting ornithine decarboxylase (ODC) at the protein and mRNA levels, which was partially dependent on oestrogen receptor (ER). Furthermore, FATS was observed to bind to ERβ and translocate to the cytosol, leading to ODC degradation. The findings of our study demonstrate that FATS plays important roles in polyamine metabolism in NSCLC and provides a new perspective for NSCLC progression.
doi_str_mv 10.1038/s41419-020-03052-1
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Fragile-site associated tumour suppressor (FATS) is a novel gene involved in cancer. The results of our previous study showed that FATS-mediated polyubiquitination of p53 promotes the activation of p53 in response to DNA damage; however, little is known about the role of FATS in metabolic reprogramming in NSCLC. In the present study, FATS was observed to be significantly downregulated in NSCLC tissues compared with paired adjacent normal tissues and was associated with the survival of NSCLC patients. We further showed that the presence of the tumour suppressor FATS in NSCLC cells led to apoptosis by inducing pro-death autophagy. In addition, FATS was shown to function as a suppressor of polyamine biosynthesis by inhibiting ornithine decarboxylase (ODC) at the protein and mRNA levels, which was partially dependent on oestrogen receptor (ER). Furthermore, FATS was observed to bind to ERβ and translocate to the cytosol, leading to ODC degradation. 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disease</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Qiu, Li</au><au>Hu, Linfei</au><au>Wang, Huijuan</au><au>Li, Jinling</au><au>Ruan, Xianhui</au><au>Sun, Bingsheng</au><au>Zhi, Jingtai</au><au>Zheng, Xiangqian</au><au>Gu, Lin</au><au>Gao, Ming</au><au>Kong, Pengzhou</au><au>Zhang, Jun</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>FATS regulates polyamine biosynthesis by promoting ODC degradation in an ERβ-dependent manner in non-small-cell lung cancer</atitle><jtitle>Cell death &amp; disease</jtitle><stitle>Cell Death Dis</stitle><addtitle>Cell Death Dis</addtitle><date>2020-10-09</date><risdate>2020</risdate><volume>11</volume><issue>10</issue><spage>839</spage><pages>839-</pages><artnum>839</artnum><issn>2041-4889</issn><eissn>2041-4889</eissn><abstract>Polyamine biosynthesis is an essential metabolic pathway for cell growth and differentiation in non-small-cell lung cancer (NSCLC). Fragile-site associated tumour suppressor (FATS) is a novel gene involved in cancer. The results of our previous study showed that FATS-mediated polyubiquitination of p53 promotes the activation of p53 in response to DNA damage; however, little is known about the role of FATS in metabolic reprogramming in NSCLC. In the present study, FATS was observed to be significantly downregulated in NSCLC tissues compared with paired adjacent normal tissues and was associated with the survival of NSCLC patients. We further showed that the presence of the tumour suppressor FATS in NSCLC cells led to apoptosis by inducing pro-death autophagy. In addition, FATS was shown to function as a suppressor of polyamine biosynthesis by inhibiting ornithine decarboxylase (ODC) at the protein and mRNA levels, which was partially dependent on oestrogen receptor (ER). Furthermore, FATS was observed to bind to ERβ and translocate to the cytosol, leading to ODC degradation. 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subjects 14/35
38/109
38/77
38/89
38/90
59/5
631/80/39/2346
631/80/82/23
64/60
82/51
96/2
Antibodies
Biochemistry
Biomedical and Life Sciences
Carcinoma, Non-Small-Cell Lung - genetics
Carcinoma, Non-Small-Cell Lung - metabolism
Cell Biology
Cell Culture
Cell Cycle - genetics
Cell Proliferation - genetics
Estrogen Receptor beta - genetics
Genes, Tumor Suppressor - physiology
Humans
Immunology
Life Sciences
Lung Neoplasms - genetics
RNA, Messenger - metabolism
title FATS regulates polyamine biosynthesis by promoting ODC degradation in an ERβ-dependent manner in non-small-cell lung cancer
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