Evidence map›Paper›PMID 17656846›Full record

ArticleJournal of genetics2007

Unique nucleotide polymorphism of ankyrin gene cluster in Arabidopsis.

Jianchang Du, Xingna Wang, Mingsheng Zhang, Dacheng Tian, Yong-Hua Yang

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Article in Journal of genetics, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.1field-weighted citation impact, top 46% 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

4 citing papers in PubMed, 8 citations in OpenAlex.

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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

5 authors at 2 institutions in 1 country.

Jianchang DuState Key Laboratory of Pharmaceutical Biotechnology, Department of Biology, Nanjing University, Nanjing 210093, China. changzi75@hotmail.com
Xingna Wang
Mingsheng Zhang
Dacheng Tian
Yong-Hua Yang
Nanjing University · CNShanghai Institute of Materia Medica · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The ankyrin (ANK) gene cluster is a part of a multigene family encoding ANK transmembrane proteins in Arabidopsis thaliana, and plays an important role in protein-protein interactions and in signal pathways. In contrast to other regions of a genome, the ANK gene cluster exhibits an extremely high level of DNA polymorphism in an approximately 5-kb region, without apparent decay. Phylogenetic analysis detects two clear, deeply differentiated haplotypes (dimorphism). The divergence between haplotypes of accession Col-0 and Ler-0 (Hap-C and Hap-L) is estimated to be 10.7%, approximately equal to the 10.5% average divergence between A. thaliana and A. lyrata. Sequence comparisons for the ANK gene cluster homologues in Col-0 indicate that the members evolve independently, and that the similarity among paralogues is lower than between alleles. Very little intralocus recombination or gene conversion is detected in ANK regions. All these characteristics of the ANK gene cluster are consistent with a tandem gene duplication and birth-and-death process. The possible mechanisms for and implications of this elevated nucleotide variation are also discussed, including the suggestion of balancing selection.

Indexed as

Multigene FamilyPolymorphism, Single NucleotideAnkyrinsArabidopsisArabidopsis ProteinsBase SequenceGene DuplicationGenetic VariationGeographyMolecular Sequence DataPhylogenyPolymerase Chain ReactionAnkyrinsArabidopsis Proteins

Identifiers

PMID17656846
OpenAlexW2077333447

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.