Evidence map›Paper›PMID 31267712›Full record

ArticleEMBO reports2019

Epigenetic regulation of ferroptosis by H2B monoubiquitination and p53.

Yufei Wang, Lu Yang, Xiaojun Zhang, Wen Cui, Yanping Liu, Qin-Ru Sun, Qing He, Shiyan Zhao, Guo-An Zhang, Yequan Wang and 1 more

Open access · bronzeAbstract read
In one paragraph

Article in EMBO reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 147 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
147citing papers in PubMed, 3 pooled it
15.2field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

147 citing papers in PubMed, 3 syntheses or guidelines pooled it, 216 citations in OpenAlex.

  1. Pooled it
  2. Targeting p53 pathways: mechanisms, structures, and advances in therapy.Signal transduction and targeted therapy · 2023
    Pooled it
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87 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors at 2 institutions in 1 country.

Yufei WangLaboratory of Molecular and Cellular Biology, School of Forensic Sciences, Center for Translational Medicine at The First Affiliated Hospital, Xi'an Jiao Tong University Health Science Center, Xi'an, Shaanxi, China.
Lu YangLaboratory of Molecular and Cellular Biology, School of Forensic Sciences, Center for Translational Medicine at The First Affiliated Hospital, Xi'an Jiao Tong University Health Science Center, Xi'an, Shaanxi, China.
Xiaojun ZhangDepartment of Science and Education, People's Hospital of Zunhua, Tangshan, Hebei, China.
Wen CuiSchool of Forensic Sciences and Laboratory Medicine, Jining Medical University, Jining, Shandong, China.
Yanping LiuLaboratory of Molecular and Cellular Biology, School of Forensic Sciences, Center for Translational Medicine at The First Affiliated Hospital, Xi'an Jiao Tong University Health Science Center, Xi'an, Shaanxi, China.
Qin-Ru SunLaboratory of Molecular and Cellular Biology, School of Forensic Sciences, Center for Translational Medicine at The First Affiliated Hospital, Xi'an Jiao Tong University Health Science Center, Xi'an, Shaanxi, China.
Qing HeLaboratory of Molecular and Cellular Biology, School of Forensic Sciences, Center for Translational Medicine at The First Affiliated Hospital, Xi'an Jiao Tong University Health Science Center, Xi'an, Shaanxi, China.
Shiyan ZhaoCommunity Health Service Center of Yaoqiang, Jinan, Shandong, China.
Guo-An ZhangSchool of Forensic Sciences and Laboratory Medicine, Jining Medical University, Jining, Shandong, China.
Yequan WangSchool of Forensic Sciences and Laboratory Medicine, Jining Medical University, Jining, Shandong, China.
Su ChenLaboratory of Molecular and Cellular Biology, School of Forensic Sciences, Center for Translational Medicine at The First Affiliated Hospital, Xi'an Jiao Tong University Health Science Center, Xi'an, Shaanxi, China.ORCID 0000-0001-8804-8989
Jining Medical University · CNXi'an Jiaotong University · CN

Funding

China Postdoctoral Science Foundation 2017M613149China Postdoctoral Science Foundation 2018T111038National Natural Science Foundation of China 81773009Xi'an Jiao Tong University 2017qngz13
6 · The paper itself

Abstract

Monoubiquitination of histone H2B on lysine 120 (H2Bub1) is an epigenetic mark generally associated with transcriptional activation, yet the global functions of H2Bub1 remain poorly understood. Ferroptosis is a form of non-apoptotic cell death characterized by the iron-dependent overproduction of lipid hydroperoxides, which can be inhibited by the antioxidant activity of the solute carrier family member 11 (SLC7A11/xCT), a component of the cystine/glutamate antiporter. Whether nuclear events participate in the regulation of ferroptosis is largely unknown. Here, we show that the levels of H2Bub1 are decreased during erastin-induced ferroptosis and that loss of H2Bub1 increases the cellular sensitivity to ferroptosis. H2Bub1 epigenetically activates the expression of SLC7A11. Additionally, we show that the tumor suppressor p53 negatively regulates H2Bub1 levels independently of p53's transcription factor activity by promoting the nuclear translocation of the deubiquitinase USP7. Moreover, our studies reveal that p53 decreases H2Bub1 occupancy on the SLC7A11 gene regulatory region and represses the expression of SLC7A11 during erastin treatment. These data not only suggest a noncanonical role of p53 in chromatin regulation but also link p53 to ferroptosis via an H2Bub1-mediated epigenetic pathway. Overall, our work uncovers a previously unappreciated epigenetic mechanism for the regulation of ferroptosis.

Indexed as

Epigenesis, GeneticFerroptosisUbiquitinationActive Transport, Cell NucleusAmino Acid Transport System y+Cell Line, TumorCell NucleusHEK293 CellsHistonesHumansTumor Suppressor Protein p53Amino Acid Transport System y+HistonesSLC7A11 protein, humanTumor Suppressor Protein p53ferroptosisH2B monoubiquitinationp53SCL7A11USP7

Identifiers

PMID31267712
PMCPMC6607012
OpenAlexW2945110877

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.