Inbreeding drives maize centromere evolution

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August undefined, 2024

WebApr 1, 2024 · Meiotic drive and centromere evolution Meiotic drive, the non-random assortment of allelic haplotypes, may contribute to centromere evolution. A centromere … WebJun 11, 2024 · “Environmental mosaics, agricultural diversity, and the evolutionary adoption of maize in the American Southwest,” in Histories of Maize: Multidisciplinary Approaches …

Inbreeding drives maize centromere evolution. - Europe PMC

WebOct 30, 2024 · KL Schneider, Z Xie, TK Wolfgruber, GG Presting, Inbreeding drives maize centromere evolution. Proc Natl Acad Sci USA 113, E987–E996 (2016). Crossref. PubMed. Google Scholar. 32. G Vader, et al., Protection of repetitive DNA borders from self-induced meiotic instability. Nature 477, 115–119 (2011). WebFunctional centromeres, the chromosomal sites of spindle attachment during cell division, are marked epigenetically by the centromere-specific histone H3 variant cenH3 and … how many deaths in ukraine so far

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WebAug 2, 2024 · The interaction between centromeres, kinetochores and microtubule polymers lies at the nexus of metaphase and anaphase, ensuring faithful separation of the sister … 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 … 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 … how many deaths in us due to gun violence

Improved maize reference genome with single-molecule technologies …

(PDF) Inbreeding drives maize centromere evolution. (2016)

WebAug 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). WebHere we describe the detailed mechanism and chronology of centromere repeat replacement, and identify inbreeding as a major driver of centromeric DNA replacement … high tech middle bell scheduleWebJul 7, 2024 · Centromeres 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. high tech metal works inc

"WebNov 20, 2009 · Maize centromeres are sites of active genome rearrangement. We were able to construct physical maps that traverse the entire B73 centromere region for two chromosomes, allowing us for the … " - Inbreeding drives maize centromere evolution

Inbreeding drives maize centromere evolution

Maize Centromere Structure and Evolution: Sequence …

WebFeb 23, 2016 · PNAS Plus Significance Statements. Proceedings of the National Academy of Sciences of the United States of America, 23 Feb 2016, 113(8): 1974-1977 PMCID: PMC4776495. Free to read WebJun 12, 2024 · On the basis of 65× single-molecule real-time sequencing (SMRT) ( Extended Data Fig. 1 ), we assembled the genome of the maize inbred line B73 into 2,958 contigs, in which half of the total assembly is made up of contigs larger than 1.2 Mb ( …

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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. WebFeb 8, 2016 · Europe PMC is an archive of life sciences journal literature.

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. 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 …

WebJun 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. WebHere we describe the detailed mechanism and chronology of centromere repeat replacement, and identify inbreeding as a major driver of centromeric DNA replacement …

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

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 … high tech metals linglestown paWebMar 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. how many deaths in vietnam warhttp://www.zeagenomics.org/camp/ how many deaths in west virginiaWebApr 1, 2024 · Centromeric chromatin is marked epigenetically with the centromere-specific histone H3 protein (cenH3), which interacts with other proteins to seed the proteinaceous … how many deaths in uk from spanish fluWebFeb 8, 2016 · Taken together, this evidence strongly suggests that inbreeding, favored by postdomestication selection for centromere-linked genes affecting key domestication or agricultural traits, drives replacement of the tandem centromere repeats in maize and … We would like to show you a description here but the site won’t allow us. high tech middle chula vista calendarWebMay 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. high tech middle calendarWebFunctional centromeres, the chromosomal sites of spindle attachment during cell division, are marked epigenetically by the centromere-specific histone H3 variant cenH3 and typically contain long stretches of centromere-specific tandem DNA repeats (∼1.8 Mb in maize). In 23 inbreds of domesticated maize chosen to represent the genetic diversity of maize … how many deaths in ukraine vs russia