Evidence map›Paper›PMID 39329271›Full record

ArticleNucleic acids research2024

DNA-binding proteins from MBD through ZF to BEN: recognition of cytosine methylation status by one arginine with two conformations.

Xing Zhang, Robert M Blumenthal, Xiaodong Cheng

Abstract read
In one paragraph

Article in Nucleic acids research, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–field-weighted citation impact
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

5 citing papers in PubMed.

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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

3 authors.

Xing ZhangDepartment of Epigenetics and Molecular Carcinogenesis, The University of Texas MD Anderson Cancer Center, Houston, TX 77030, USA.
Robert M BlumenthalDepartment of Medical Microbiology and Immunology, and Program in Bioinformatics, The University of Toledo College of Medicine and Life Sciences, Toledo, OH 43614, USA.ORCID 0000-0002-0873-0724
Xiaodong ChengDepartment of Epigenetics and Molecular Carcinogenesis, The University of Texas MD Anderson Cancer Center, Houston, TX 77030, USA.ORCID 0000-0002-6967-6362

Funding

Epigenetic regulations of DNA and histone methylation and deMethylation: Structures and MechanismsR35GM134744 · NIGMS · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI Xiaodong Cheng · 2020 to 2026
$4.5M
Mutual reinforcement between somatic mutations and transcription factors in clonal hematopoiesisR01DK132286 · NIDDK · TEXAS A&M UNIVERSITY HEALTH SCIENCE CTR · PI Xiaodong Cheng, Yun Huang · 2023 to 2026
$1.7M
Cancer Prevention and Research Institute of Texas RR160029NIDDK NIH HHS R01 DK132286NIGMS NIH HHS R35 GM134744US National Institutes of Health R35GM134744
6 · The paper itself

Abstract

Maintenance methylation, of palindromic CpG dinucleotides at DNA replication forks, is crucial for the faithful mitotic inheritance of genomic 5-methylcytosine (5mC) methylation patterns. MBD proteins use two arginine residues to recognize symmetrically-positioned methyl groups in fully-methylated 5mCpG/5mCpG and 5mCpA/TpG dinucleotides. In contrast, C2H2 zinc finger (ZF) proteins recognize CpG and CpA, whether methylated or not, within longer specific sequences in a site- and strand-specific manner. Unmethylated CpG sites, often within CpG island (CGI) promoters, need protection by protein factors to maintain their hypomethylated status. Members of the BEN domain proteins bind CGCG or CACG elements within CGIs to regulate gene expression. Despite their overall structural diversity, MBD, ZF and BEN proteins all use arginine residues to recognize guanine, adopting either a 'straight-on' or 'oblique' conformation. The straight-on conformation accommodates a methyl group in the (5mC/T)pG dinucleotide, while the oblique conformation can clash with the methyl group of 5mC, leading to preferential binding of unmethylated sequences.

Indexed as

ArginineCpG IslandsCytosineDNA-Binding ProteinsDNA MethylationZinc Fingers5-MethylcytosineDNAHumansModels, MolecularProtein BindingProtein Conformation5-MethylcytosineArginineCytosineDNADNA-Binding Proteins

Identifiers

PMID39329271
PMCPMC11514455

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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.