Search Results - "Kim, Chongwoo A."
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Phase separation by the polyhomeotic sterile alpha motif compartmentalizes Polycomb Group proteins and enhances their activity
Published in Nature communications (05-11-2020)“…Polycomb Group (PcG) proteins organize chromatin at multiple scales to regulate gene expression. A conserved Sterile Alpha Motif (SAM) in the Polycomb…”
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Uterine Leiomyoma-Linked MED12 Mutations Disrupt Mediator-Associated CDK Activity
Published in Cell reports (Cambridge) (08-05-2014)“…Somatic mutations in exon 2 of the RNA polymerase II transcriptional Mediator subunit MED12 occur at very high frequency (∼70%) in uterine leiomyomas. However,…”
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KDM2B Recruitment of the Polycomb Group Complex, PRC1.1, Requires Cooperation between PCGF1 and BCORL1
Published in Structure (London) (04-10-2016)“…KDM2B recruits H2A-ubiquitinating activity of a non-canonical Polycomb Repression Complex 1 (PRC1.1) to CpG islands, facilitating gene repression. We…”
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Structure of the Polycomb Group Protein PCGF1 in Complex with BCOR Reveals Basis for Binding Selectivity of PCGF Homologs
Published in Structure (London) (02-04-2013)“…Polycomb-group RING finger homologs (PCGF1, PCGF2, PCGF3, PCGF4, PCGF5, and PCGF6) are critical components in the assembly of distinct Polycomb repression…”
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Chromatin: Polycomb Group SAMs Unite
Published in Current biology (08-08-2016)“…Polycomb Group (PcG) proteins assemble a chromatin state that maintains developmental gene repression. A new study combining structure and in vivo analysis…”
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Structure and Role of BCOR PUFD in Noncanonical PRC1 Assembly and Disease
Published in Biochemistry (Easton) (28-07-2020)“…Polycomb repression complex 1 (PRC1) is a multiprotein assembly that regulates transcription. The Polycomb group ring finger 1 protein (PCGF1) is central in…”
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Adenovirus E1B 55-Kilodalton Protein Is a p53-SUMO1 E3 Ligase That Represses p53 and Stimulates Its Nuclear Export through Interactions with Promyelocytic Leukemia Nuclear Bodies
Published in Journal of Virology (01-12-2010)“…Article Usage Stats Services JVI Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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The Growth-Suppressive Function of the Polycomb Group Protein Polyhomeotic Is Mediated by Polymerization of Its Sterile Alpha Motif (SAM) Domain
Published in The Journal of biological chemistry (16-03-2012)“…Polyhomeotic (Ph), a member of the Polycomb Group (PcG), is a gene silencer critical for proper development. We present a previously unrecognized way of…”
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Polycomb Group Targeting through Different Binding Partners of RING1B C-Terminal Domain
Published in Structure (London) (11-08-2010)“…RING1B, a Polycomb Group (PcG) protein, binds methylated chromatin through its association with another PcG protein called Polycomb (Pc). However, RING1B can…”
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10
Structural Organization of a Sex-comb-on-midleg/Polyhomeotic Copolymer
Published in The Journal of biological chemistry (29-07-2005)“…The polycomb group proteins are required for the stable maintenance of gene repression patterns established during development. They function as part of large…”
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SAM domains: uniform structure, diversity of function
Published in Trends in biochemical sciences (Amsterdam. Regular ed.) (01-12-2003)“…Sterile alpha motif (SAM) domains are known to exhibit diverse protein–protein interaction modes. They can form multiple self-association architectures and…”
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Characterization of Reversible Associations by Sedimentation Velocity with UltraScan
Published in Macromolecular bioscience (07-07-2010)“…We compare here the utility of sedimentation velocity (SV) to sedimentation equilibrium (SE) analysis for the characterization of reversible systems. Genetic…”
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Oligomerization-dependent Association of the SAM Domains from Schizosaccharomyces pombe Byr2 and Ste4
Published in The Journal of biological chemistry (18-10-2002)“…SAM ( s terile a lpha m otif) domains are protein-protein interaction modules found in a large number of regulatory proteins. Byr2 and Ste4 are two SAM…”
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The SAM domain of polyhomeotic forms a helical polymer
Published in Nature structural biology (01-06-2002)“…The polycomb group (PcG) proteins are important in the maintenance of stable repression patterns during development. Several PcG members contain a…”
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Multiple polymer architectures of human polyhomeotic homolog 3 sterile alpha motif
Published in Proteins, structure, function, and bioinformatics (01-10-2014)“…ABSTRACT The self‐association of sterile alpha motifs (SAMs) into a helical polymer architecture is a critical functional component of many different and…”
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A 2.2 Å resolution crystal structure of a designed zinc finger protein bound to DNA
Published in Nature structural biology (01-11-1996)“…Considerable recent effort has been devoted to the design and selection of sequence-specific DNA binding proteins based on tandem arrays of Cys2His2 zinc…”
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Human Polyhomeotic Homolog 3 (PHC3) Sterile Alpha Motif (SAM) Linker Allows Open-Ended Polymerization of PHC3 SAM
Published in Biochemistry (Easton) (10-07-2012)“…Sterile alpha motifs (SAMs) are frequently found in eukaryotic genomes. An intriguing property of many SAMs is their ability to self-associate, forming an…”
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Polymerization of the SAM domain of TEL in leukemogenesis and transcriptional repression
Published in The EMBO journal (01-08-2001)“…TEL is a transcriptional repressor that is a frequent target of chromosomal translocations in a large number of hematalogical malignancies. These…”
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Derepression by depolymerization; structural insights into the regulation of Yan by Mae
Published in Cell (23-07-2004)“…Yan, an ETS family transcriptional repressor, is regulated by receptor tyrosine kinase signaling via the Ras/MAPK pathway. Phosphorylation and downregulation…”
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Identification of Nucleic Acid Binding Residues in the FCS Domain of the Polycomb Group Protein Polyhomeotic
Published in Biochemistry (Easton) (07-06-2011)“…Polycomb group (PcG) proteins maintain the silent state of developmentally important genes. Recent evidence indicates that noncoding RNAs also play an…”
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