Search Results - "Grewal, Shiv I"
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Cohesin-dependent globules and heterochromatin shape 3D genome architecture in S. pombe
Published in Nature (London) (18-12-2014)“…Genome-wide chromatin conformation capture (Hi-C) is used to investigate three-dimensional genome organization in Schizosaccharomyces pombe ; small domains of…”
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2
Heterochromatin revisited
Published in Nature reviews. Genetics (01-01-2007)“…The formation of heterochromatin, which requires methylation of histone H3 at lysine 9 and the subsequent recruitment of chromodomain proteins such as…”
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3
Histone deacetylation primes self-propagation of heterochromatin domains to promote epigenetic inheritance
Published in Nature structural & molecular biology (01-09-2022)“…Heterochromatin assembly, involving histone H3 lysine-9 methylation (H3K9me), is nucleated at specific genomic sites but can self-propagate across extended…”
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4
RNA Elimination Machinery Targeting Meiotic mRNAs Promotes Facultative Heterochromatin Formation
Published in Science (American Association for the Advancement of Science) (06-01-2012)“…Facultative heterochromatin that changes during cellular differentiation coordinates regulated gene expression, but its assembly is poorly understood. Here, we…”
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5
Cell cycle control of centromeric repeat transcription and heterochromatin assembly
Published in Nature (07-02-2008)“…Heterochromatin in eukaryotic genomes regulates diverse chromosomal processes including transcriptional silencing. However, in Schizosaccharomyces pombe RNA…”
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6
Transcription and RNA interference in the formation of heterochromatin
Published in Nature (24-05-2007)“…Transcription in heterochromatin seems to be an oxymoron--surely the 'silenced' form of chromatin should not be transcribed. But there have been frequent…”
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7
The cysteine-rich domain in CENP-A chaperone Scm3HJURP ensures centromere targeting and kinetochore integrity
Published in Nucleic acids research (28-02-2024)“…Abstract Centromeric chromatin plays a crucial role in kinetochore assembly and chromosome segregation. Centromeres are specified through the loading of the…”
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8
TOR targets an RNA processing network to regulate facultative heterochromatin, developmental gene expression and cell proliferation
Published in Nature cell biology (01-03-2021)“…Cell proliferation and differentiation require signalling pathways that enforce appropriate and timely gene expression. We find that Tor2, the catalytic…”
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9
Heterochromatin and Epigenetic Control of Gene Expression
Published in Science (American Association for the Advancement of Science) (08-08-2003)“…Eukaryotic DNA is organized into structurally distinct domains that regulate gene expression and chromosome behavior. Epigenetically heritable domains of…”
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10
RNAi triggered by specialized machinery silences developmental genes and retrotransposons
Published in Nature (London) (24-01-2013)“…In the fission yeast Schizosaccharomyces pombe RNA interference (RNAi) machinery promotes heterochromatin assembly and silencing of centromeric repeats; here…”
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11
Conserved factor Dhp1/Rat1/Xrn2 triggers premature transcription termination and nucleates heterochromatin to promote gene silencing
Published in Proceedings of the National Academy of Sciences - PNAS (22-12-2015)“…Cotranscriptional RNA processing and surveillance factors mediate heterochromatin formation in diverse eukaryotes. In fission yeast, RNAi machinery and RNA…”
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12
A conserved dimer interface connects ERH and YTH family proteins to promote gene silencing
Published in Nature communications (16-01-2019)“…Gene regulatory mechanisms rely on a complex network of RNA processing factors to prevent untimely gene expression. In fission yeast, the highly conserved…”
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13
Untimely expression of gametogenic genes in vegetative cells causes uniparental disomy
Published in Nature (London) (02-03-2017)“…Uniparental disomy in fission yeast is triggered by aberrant expression of gametogenic genes in vegetative cells, and is associated with the activation of…”
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14
RNAi-Mediated Targeting of Heterochromatin by the RITS Complex
Published in Science (American Association for the Advancement of Science) (30-01-2004)“…RNA interference (RNAi) is a widespread silencing mechanism that acts at both the posttranscriptional and transcriptional levels. Here, we describe the…”
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15
Host genome surveillance for retrotransposons by transposon-derived proteins
Published in Nature (24-01-2008)“…Transposable elements and their remnants constitute a substantial fraction of eukaryotic genomes. Host genomes have evolved defence mechanisms, including…”
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16
Histone H2A.Z cooperates with RNAi and heterochromatin factors to suppress antisense RNAs
Published in Nature (London) (17-09-2009)“…Antisense RNAs suppressed by histone H2A.Z Unregulated transcription of antisense RNAs is potentially deleterious to a cell because sense–antisense pairing…”
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17
Enhancer of Rudimentary Cooperates with Conserved RNA-Processing Factors to Promote Meiotic mRNA Decay and Facultative Heterochromatin Assembly
Published in Molecular cell (03-03-2016)“…Erh1, the fission yeast homolog of Enhancer of rudimentary, is implicated in meiotic mRNA elimination during vegetative growth, but its function is poorly…”
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18
RNAi-independent heterochromatin nucleation by the stress-activated ATF/CREB family proteins
Published in Science (American Association for the Advancement of Science) (25-06-2004)“…At the silent mating-type interval of fission yeast, the RNA interference (RNAi) machinery cooperates with cenH, a DNA element homologous to centromeric…”
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19
Regulation of Heterochromatic Silencing and Histone H3 Lysine-9 Methylation by RNAi
Published in Science (American Association for the Advancement of Science) (13-09-2002)“…Eukaryotic heterochromatin is characterized by a high density of repeats and transposons, as well as by modified histones, and influences both gene expression…”
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20
Conservation and Rewiring of Functional Modules Revealed by an Epistasis Map in Fission Yeast
Published in Science (American Association for the Advancement of Science) (17-10-2008)“…An epistasis map (E-MAP) was constructed in the fission yeast, Schizosaccharomyces pombe, by systematically measuring the phenotypes associated with pairs of…”
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