Multi-omics integration of methyltransferase-like protein family reveals clinical outcomes and functional signatures in human cancer
Abstract Human methyltransferase-like (METTL) proteins transfer methyl groups to nucleic acids, proteins, lipids, and other small molecules, subsequently playing important roles in various cellular processes. In this study, we performed integrated genomic, transcriptomic, proteomic, and clinicopatho...
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2021
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oai:doaj.org-article:a96f1ed5472a45e0b580b21f83e4bdde2021-12-02T17:55:03ZMulti-omics integration of methyltransferase-like protein family reveals clinical outcomes and functional signatures in human cancer10.1038/s41598-021-94019-52045-2322https://doaj.org/article/a96f1ed5472a45e0b580b21f83e4bdde2021-07-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-94019-5https://doaj.org/toc/2045-2322Abstract Human methyltransferase-like (METTL) proteins transfer methyl groups to nucleic acids, proteins, lipids, and other small molecules, subsequently playing important roles in various cellular processes. In this study, we performed integrated genomic, transcriptomic, proteomic, and clinicopathological analyses of 34 METTLs in a large cohort of primary tumor and cell line data. We identified a subset of METTL genes, notably METTL1, METTL7B, and NTMT1, with high frequencies of genomic amplification and/or up-regulation at both the mRNA and protein levels in a spectrum of human cancers. Higher METTL1 expression was associated with high-grade tumors and poor disease prognosis. Loss-of-function analysis in tumor cell lines indicated the biological importance of METTL1, an m7G methyltransferase, in cancer cell growth and survival. Furthermore, functional annotation and pathway analysis of METTL1-associated proteins revealed that, in addition to the METTL1 cofactor WDR4, RNA regulators and DNA packaging complexes may be functionally interconnected with METTL1 in human cancer. Finally, we generated a crystal structure model of the METTL1–WDR4 heterodimeric complex that might aid in understanding the key functional residues. Our results provide new information for further functional study of some METTL alterations in human cancer and might lead to the development of small inhibitors that target cancer-promoting METTLs.Ion John CampeanuYuanyuan JiangLanxin LiuMaksymilian PileckiAlvina NajorEra CobaniMorenci ManningXiaohong Mary ZhangZeng-Quan YangNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-14 (2021) |
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Medicine R Science Q Ion John Campeanu Yuanyuan Jiang Lanxin Liu Maksymilian Pilecki Alvina Najor Era Cobani Morenci Manning Xiaohong Mary Zhang Zeng-Quan Yang Multi-omics integration of methyltransferase-like protein family reveals clinical outcomes and functional signatures in human cancer |
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Abstract Human methyltransferase-like (METTL) proteins transfer methyl groups to nucleic acids, proteins, lipids, and other small molecules, subsequently playing important roles in various cellular processes. In this study, we performed integrated genomic, transcriptomic, proteomic, and clinicopathological analyses of 34 METTLs in a large cohort of primary tumor and cell line data. We identified a subset of METTL genes, notably METTL1, METTL7B, and NTMT1, with high frequencies of genomic amplification and/or up-regulation at both the mRNA and protein levels in a spectrum of human cancers. Higher METTL1 expression was associated with high-grade tumors and poor disease prognosis. Loss-of-function analysis in tumor cell lines indicated the biological importance of METTL1, an m7G methyltransferase, in cancer cell growth and survival. Furthermore, functional annotation and pathway analysis of METTL1-associated proteins revealed that, in addition to the METTL1 cofactor WDR4, RNA regulators and DNA packaging complexes may be functionally interconnected with METTL1 in human cancer. Finally, we generated a crystal structure model of the METTL1–WDR4 heterodimeric complex that might aid in understanding the key functional residues. Our results provide new information for further functional study of some METTL alterations in human cancer and might lead to the development of small inhibitors that target cancer-promoting METTLs. |
format |
article |
author |
Ion John Campeanu Yuanyuan Jiang Lanxin Liu Maksymilian Pilecki Alvina Najor Era Cobani Morenci Manning Xiaohong Mary Zhang Zeng-Quan Yang |
author_facet |
Ion John Campeanu Yuanyuan Jiang Lanxin Liu Maksymilian Pilecki Alvina Najor Era Cobani Morenci Manning Xiaohong Mary Zhang Zeng-Quan Yang |
author_sort |
Ion John Campeanu |
title |
Multi-omics integration of methyltransferase-like protein family reveals clinical outcomes and functional signatures in human cancer |
title_short |
Multi-omics integration of methyltransferase-like protein family reveals clinical outcomes and functional signatures in human cancer |
title_full |
Multi-omics integration of methyltransferase-like protein family reveals clinical outcomes and functional signatures in human cancer |
title_fullStr |
Multi-omics integration of methyltransferase-like protein family reveals clinical outcomes and functional signatures in human cancer |
title_full_unstemmed |
Multi-omics integration of methyltransferase-like protein family reveals clinical outcomes and functional signatures in human cancer |
title_sort |
multi-omics integration of methyltransferase-like protein family reveals clinical outcomes and functional signatures in human cancer |
publisher |
Nature Portfolio |
publishDate |
2021 |
url |
https://doaj.org/article/a96f1ed5472a45e0b580b21f83e4bdde |
work_keys_str_mv |
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