Evidence map›Paper›PMID 20577992›Full record

ReviewEnvironmental and molecular mutagenesis2010

DNA cross-link induced by trans-4-hydroxynonenal.

Hai Huang, Ivan D Kozekov, Albena Kozekova, Hao Wang, R Stephen Lloyd, Carmelo J Rizzo, Michael P Stone

Open access · greenAbstract readReview
In one paragraph

Review in Environmental and molecular mutagenesis, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
1.8field-weighted citation impact, top 17% 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

27 citing papers in PubMed, 46 citations in OpenAlex.

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  10. Fanconi anemia-independent DNA inter-strand crosslink repair in eukaryotes.Progress in biophysics and molecular biology · 2020
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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

7 authors at 2 institutions in 1 country.

Hai HuangDepartment of Chemistry, Center in Molecular Toxicology, Vanderbilt University, Nashville, Tennessee 37235, USA.
Ivan D Kozekov
Albena Kozekova
Hao Wang
R Stephen Lloyd
Carmelo J Rizzo
Michael P Stone
Vanderbilt University · USOregon Health & Science University · US

Funding

Structural Biology Facility CoreP30ES000267 · NIEHS · VANDERBILT UNIVERSITY · PI GUENGERICH, F PETER · 1985 to 2014
$20.3M
SYNTHETIC APPROACHES TO PAH-ADDUCTED NUCLEOTIDESP01ES005355 · NIEHS · VANDERBILT UNIVERSITY · PI LLOYD, STEPHEN CARROLL · 1991 to 2010
$13.4M
NCRR NIH HHS RR05805NIEHS NIH HHS P01 ES005355NIEHS NIH HHS P01 ES05355NIEHS NIH HHS P30 ES000267NIEHS NIH HHS P30 ES00267
6 · The paper itself

Abstract

Trans-4-Hydroxynonenal (HNE) is a peroxidation product of omega-6 polyunsaturated fatty acids. Michael addition of HNE to deoxyguanosine yields four diastereomeric 1,N(2)-dG adducts. The adduct of (6S,8R,11S) stereochemistry forms interstrand N(2)-dG:N(2)-dG cross-links in the 5'-CpG-3' sequence. It has been compared with the (6R,8S,11R) adduct, incorporated into 5'-d(GCTAGCXAGTCC)-3' . 5'-d(GGACTCGCTAGC)-3', containing the 5'-CpG-3' sequence (X = HNE-dG). Both adducts rearrange in DNA to N(2)-dG aldehydes. These aldehydes exist in equilibrium with diastereomeric cyclic hemiacetals, in which the latter predominate at equilibrium. These cyclic hemiacetals mask the aldehydes, explaining why DNA cross-linking is slow compared to related 1,N(2)-dG adducts formed by acrolein and crotonaldehyde. Both the (6S,8R,11S) and (6R,8S,11R) cyclic hemiacetals are located within the minor groove. However, the (6S,8R,11S) cyclic hemiacetal orients in the 5'-direction, while the (6R,8S,11R) cyclic hemiacetal orients in the 3'-direction. The conformations of the diastereomeric N(2)-dG aldehydes, which are the reactive species involved in DNA cross-link formation, have been calculated using molecular mechanics methods. The (6S,8R,11S) aldehyde orients in the 5'-direction, while the (6R,8S,11R) aldehyde orients in the 3'-direction. This suggests a kinetic basis to explain, in part, why the (6S,8R,11S) HNE adduct forms interchain cross-links in the 5'-CpG-3' sequence, whereas (6R,8S,11R) HNE adduct does not. The presence of these cross-links in vivo is anticipated to interfere with DNA replication and transcription, thereby contributing to the etiology of human disease.

Indexed as

AldehydesCross-Linking ReagentsDNADNA RepairHumansMolecular Structure4-hydroxy-2-nonenalAldehydesCross-Linking ReagentsDNA

Identifiers

PMID20577992
PMCPMC3140422
OpenAlexW1983088262

What OpenQuestion holds

Textmetadata
LicenceTDM
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.