Inbreeding drives maize centromere evolution

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August undefined, 2024

WebFeb 23, 2016 · Here we describe the detailed mechanism and chronology of centromere repeat replacement, and identify inbreeding as a major driver of centromeric DNA replacement that ultimately gives rise to new tandem centromere repeats at genetically indistinguishable loci. WebDec 5, 2008 · Female meiotic drive may explain the rapid diversification of centromeres, the DNA-protein complexes that mediate chromosomal segregation ( 5 ), and may promote speciation through the evolution of hybrid incompatibilities ( 5) and karyotypic rearrangements ( 6 ).

A TY3/GYPSY retrotransposon‐like sequence localizes to the …

WebMar 15, 2024 · Variation in the exact position of CENH3 in centromeric regions in different varieties of maize indicates that centromere inactivation and de novo formation is a natural occurrence on a regular basis [16]. ... Inbreeding drives maize centromere evolution. Proc. Natl. Acad. Sci. U.S.A. (2016) C.J. Farr et al. WebJun 21, 2024 · Paradoxically, centromeres are known both for their characteristic repeat sequences (satellite DNA) and for being epigenetically defined. Maize (Zea mays mays) is … blacbutt hotel newcastle

Plant centromeres - ScienceDirect

http://www.zeagenomics.org/camp/ Webdata:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAKAAAAB4CAYAAAB1ovlvAAAAAXNSR0IArs4c6QAAAw5JREFUeF7t181pWwEUhNFnF+MK1IjXrsJtWVu7HbsNa6VAICGb/EwYPCCOtrrci8774KG76 ... WebOct 9, 2008 · A 745 bp sequence (pSau3A9) located at the centromeres of several cereal species was isolated from a sorghum BAC library by Jiang et al. (1996, Proc. Natl Acad. Sci. USA, 93, 14210–14213).We have amplified a partially homologous 809 bp sequence from barley genomic DNA by PCR and localized it to the centromeres of barley, wheat and rye … blac at the library of birmingham

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WebThe diversity of centromere-specific DNA repeats in different species (centromere paradox) and the seemingly parallel rapid evolution of the cenH3 histone protein have previously … WebApr 1, 2024 · To explain the rapid evolution of centromeric DNA and proteins, the centromere drive hypothesis invoked competition between the centromeric DNA and cenH3, Discovery and genomic distribution of plant centromeric retrotransposons blacburn 2011 2012WebJun 21, 2024 · We previously identified two maize inbreds with centromeres at different positions relative to B73: NS701, where centromere 5 is at a different position; and LH74, where centromeres 5 and 8 are at different positions. blac chyna and kardashian case

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Inbreeding drives maize centromere evolution

Improved maize reference genome with single-molecule technologies …

WebFeb 9, 2016 · The maize inbred B73 has seven of these complex centromeres and three centromeres composed only of CentC sequences, but numbers and locations of each … WebMay 9, 2014 · In contrast to the plant-centric naming convention used currently for CR elements, we classify elements primarily based on their phylogenetic relationships regardless of host plant, using the exhaustively studied maize elements assigned to six differentmore »subfamilies as a standard.

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WebJan 30, 2024 · Centromeric DNA is composed of satellite DNAs and highly repeated centromeric retrotransposons (CRs). Centromeric satellite DNAs are usually mega base-sized arrays with a monomer size ranging from... WebJun 11, 2024 · “Environmental mosaics, agricultural diversity, and the evolutionary adoption of maize in the American Southwest,” in Histories of Maize: Multidisciplinary Approaches …

WebApr 1, 2024 · Inbreeding drives maize centromere evolution. Proc Natl Acad Sci, 113 (2016), pp. E987-E996. View in Scopus Google Scholar. An exhaustive analysis of cenH3 location, phylogenetic relationship and change in repeat content over time for each centromere of the ten chromosomes from >25 maize inbreds. 15. WebHere we describe the detailed mechanism and chronology of centromere repeat replacement, and identify inbreeding as a major driver of centromeric DNA replacement …

WebApr 28, 2024 · The original ancestral centromere position still contains maize centromere-specific CentC satellite repeats and a higher amount of the centromeric retroelement CRM2 than the new centromere positions, but is no longer enriched in CenH3. ... Schneider KL, Xie Z, Wolfgruber TK, Presting GG (2016) Inbreeding drives maize centromere evolution. Proc … WebApr 1, 2024 · Centromeric chromatin is marked epigenetically with the centromere-specific histone H3 protein (cenH3), which interacts with other proteins to seed the proteinaceous …

WebFeb 8, 2016 · Taken together, this evidence strongly suggests that inbreeding, favored by postdomestication selection for centromere-linked genes affecting key domestication or …

WebAug 2, 2024 · Strikingly, centromeric variation is a feature present across cancer tissue types, including primary tissue samples, providing further substantiation to the notion that genomic instability in... blacastan deathWebCentromeres are the genomic regions that organize and regulate chromosome behaviours during cell cycle, and their variations are associated with genome instability, karyotype evolution and speciation in eukaryotes. The highly repetitive and epigenetic nature of centromeres were documented during the past half century. blac birmingham libraryWebSep 5, 2014 · Although the two ancestral subgenomes of maize have contributed nearly equal numbers of centromeres, our analysis shows that the majority of all CentC repeats … daughtry concert reviewWebMay 12, 2024 · Inbreeding drives maize centromere evolution. February 19th, 2016 Harris and Nielsen 2016 The genetic cost of Neanderthal introgression. February 12th, 2016 Olsen et al. 2016 The genome of the seagrass Zostera marina reveals angiosperm adaptation to the sea. February 5th, 2016 Dopico et al. 2015 blac chyna after fillers taken outWebHere we describe the detailed mechanism and chronology of centromere repeat replacement, and identify inbreeding as a major driver of centromeric DNA replacement … daughtry concert tourWebAug 24, 2016 · Recent cenH3-binding experiments revealed that the maize centromere 5 of the B73 inbred has shifted from its ancestral location enriched in CentC satellite repeats (Schneider et al., 2016). We found that Helitrons are less abundant in CentC-rich regions and are interspersed with all types of CRM elements (Figure S3). daughtry concerts in ct 2021WebAug 8, 2024 · The FISH barcode system emerges as an effective tool to understand the chromosome evolution of economically important legumes and their related species. ... We also detected centromere repositioning associated with chromosomes 2, 3, 5, 7, and 9, confirming previous results for chromosomes 2 and 3. ... Presting GG (2016) Inbreeding … daughtry concert setlist