Evidence map›Paper›PMID 12196404›Full record

ArticleGenetics2002

Sequence variation and haplotype structure at the human HFE locus.

Christopher Toomajian, Martin Kreitman

Open access · bronzeAbstract read
In one paragraph

Article in Genetics, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.7field-weighted citation impact, top 16% 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

22 citing papers in PubMed, 49 citations in OpenAlex.

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  12. Genome-wide scans for footprints of natural selection.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2010
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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

2 authors at 1 institution in 1 country.

Christopher ToomajianCommittee on Genetics, University of Chicago, Chicago, Illinois 60637, USA.
Martin Kreitman
University of Chicago · US

Funding

PREDOCTORAL TRAINING IN GENETICS AND REGULATIONT32GM007197 · NIGMS · UNIVERSITY OF CHICAGO · PI ROTHMAN-DENES, LUCIA B. B · 1985 to 2020
$17.0M
TEST OF NEUTRAL MOLECULAR EVOLUTION IN DROSOPHILAR01GM039355 · NIGMS · UNIVERSITY OF CHICAGO · PI KREITMAN, MARTIN E. · 1988 to 1999
–
NIGMS NIH HHS GM39355NIGMS NIH HHS T32 GM07197
6 · The paper itself

Abstract

The HFE locus encodes an HLA class-I-type protein important in iron regulation and segregates replacement mutations that give rise to the most common form of genetic hemochromatosis. The high frequency of one disease-associated mutation, C282Y, and the nature of this disease have led some to suggest a selective advantage for this mutation. To investigate the context in which this mutation arose and gain a better understanding of HFE genetic variation, we surveyed nucleotide variability in 11.2 kb encompassing the HFE locus and experimentally determined haplotypes. We fully resequenced 60 chromosomes of African, Asian, or European ancestry as well as one chimpanzee, revealing 41 variable sites and a nucleotide diversity of 0.08%. This indicates that linkage to the HLA region has not substantially increased the level of HFE variation. Although several haplotypes are shared between populations, one haplotype predominates in Asia but is nearly absent elsewhere, causing higher than average genetic differentiation among the three major populations. Our samples show evidence of intragenic recombination, so the scarcity of recombination events within the C282Y allele class is consistent with selection increasing the frequency of a young allele. Otherwise, the pattern of variability in this region does not clearly indicate the action of positive selection at this or linked loci.

Indexed as

Genetic VariationHaplotypesAnimalsBase SequenceGene FrequencyHemochromatosis ProteinHistocompatibility Antigens Class IHumansLinkage DisequilibriumMembrane ProteinsMolecular Sequence DataPan troglodytesPolymorphism, Single NucleotideRecombination, GeneticHemochromatosis ProteinHFE protein, humanHistocompatibility Antigens Class IMembrane Proteins

Identifiers

PMID12196404
PMCPMC1462210
OpenAlexW2133312667

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.