Evidence map›Paper›PMID 24534434›Full record

ArticleGenome biology and evolution2014

Deep vertebrate roots for mammalian zinc finger transcription factor subfamilies.

Hui Liu, Li-Hsin Chang, Younguk Sun, Xiaochen Lu, Lisa Stubbs

Open access · goldAbstract read
In one paragraph

Article in Genome biology and evolution, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers.

0numbers the graph read from it
0cells of the map it votes in
58citing papers in PubMed
3.1field-weighted citation impact, top 8% 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

58 citing papers in PubMed, 80 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 1 institution in 1 country.

Hui LiuCenter for Biophysics and Computational Biology, University of Illinois, Urbana.
Li-Hsin Chang
Younguk Sun
Xiaochen Lu
Lisa Stubbs
University of Illinois Urbana-Champaign · US

Funding

Determining gene targets and pathways for primate-specific zinc finger proteinsR01GM078368 · NIGMS · UNIVERSITY OF ILLINOIS AT URBANA-CHAMPAIGN · PI STUBBS, LISA · 2007 to 2010
$2.0M
NIGMS NIH HHS R01 GM078368NIGMS NIH HHS R01GM078368
6 · The paper itself

Abstract

While many vertebrate transcription factor (TF) families are conserved, the C2H2 zinc finger (ZNF) family stands out as a notable exception. In particular, novel ZNF gene types have arisen, duplicated, and diverged independently throughout evolution to yield many lineage-specific TF genes. This evolutionary dynamic not only raises many intriguing questions but also severely complicates identification of those ZNF genes that remain functionally conserved. To address this problem, we searched for vertebrate "DNA binding orthologs" by mining ZNF loci from eight sequenced genomes and then aligning the patterns of DNA-binding amino acids, or "fingerprints," extracted from the encoded ZNF motifs. Using this approach, we found hundreds of lineage-specific genes in each species and also hundreds of orthologous groups. Most groups of orthologs displayed some degree of fingerprint divergence between species, but 174 groups showed fingerprint patterns that have been very rigidly conserved. Focusing on the dynamic KRAB-ZNF subfamily--including nearly 400 human genes thought to possess potent KRAB-mediated epigenetic silencing activities--we found only three genes conserved between mammals and nonmammalian groups. These three genes, members of an ancient familial cluster, encode an unusual KRAB domain that functions as a transcriptional activator. Evolutionary analysis confirms the ancient provenance of this activating KRAB and reveals the independent expansion of KRAB-ZNFs in every vertebrate lineage. Most human ZNF genes, from the most deeply conserved to the primate-specific genes, are highly expressed in immune and reproductive tissues, indicating that they have been enlisted to regulate evolutionarily divergent biological traits.

Indexed as

AnimalsChromosomes, HumanCluster AnalysisDNA-Binding ProteinsDNA FingerprintingEvolution, MolecularGenetic LociHumansImmunohistochemistryIn Situ HybridizationModels, GeneticPhylogenySequence AlignmentSequence Analysis, RNATranscription FactorsVertebratesDNA-Binding ProteinsTranscription Factorstranscription factor evolutionvertebrate gene familieszinc finger genes

Identifiers

PMID24534434
PMCPMC3971581
OpenAlexW2151936478

What OpenQuestion holds

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LicenceCC BY-NC
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.