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Volumn 3, Issue 4, 2012, Pages

Transcription regulation by distal enhancers: Who's in the loop?

Author keywords

Chromatin looping; Chromosome conformation capture; Enhancer; Long range interactions; Myb; Transcription elongation; Transcription regulatory networks

Indexed keywords

BETA GLOBIN; CYCLIN DEPENDENT KINASE 9; PROTEIN LDB1; TRANSCRIPTION FACTOR; TRANSCRIPTION FACTOR GATA 1; TRANSCRIPTION FACTOR GATA 2; TRANSCRIPTION FACTOR RUNX1; TRANSCRIPTION FACTOR TAL1; UNCLASSIFIED DRUG;

EID: 84864081597     PISSN: 21541264     EISSN: 21541272     Source Type: Journal    
DOI: 10.4161/trns.20720     Document Type: Review
Times cited : (39)

References (38)
  • 1
    • 80054910846 scopus 로고    scopus 로고
    • H3K4 tri-methylation provides an epigenetic signature of active enhancers
    • PMID:21847099
    • Pekowska A, Benoukraf T, Zacarias-Cabeza J, Belhocine M, Koch F, Holota H, et al. H3K4 tri-methylation provides an epigenetic signature of active enhancers. EMBO J 2011; 30:4198-210; PMID:21847099; http://dx.doi.org/10.1038/emboj.2011.295.
    • (2011) EMBO J , vol.30 , pp. 4198-4210
    • Pekowska, A.1    Benoukraf, T.2    Zacarias-Cabeza, J.3    Belhocine, M.4    Koch, F.5    Holota, H.6
  • 2
    • 65549104157 scopus 로고    scopus 로고
    • Histone modifications at human enhancers reflect global cell-type-specific gene expression
    • PMID:19295514
    • Heintzman ND, Hon GC, Hawkins RD, Kheradpour P, Stark A, Harp LF, et al. Histone modifications at human enhancers reflect global cell-type-specific gene expression. Nature 2009; 459:108-12; PMID:19295514; http://dx.doi.org/10.1038/nature07829.
    • (2009) Nature , vol.459 , pp. 108-112
    • Heintzman, N.D.1    Hon, G.C.2    Hawkins, R.D.3    Kheradpour, P.4    Stark, A.5    Harp, L.F.6
  • 3
    • 84855180224 scopus 로고    scopus 로고
    • Initiating RNA polymerase II and TIPs as hallmarks of enhancer activity and tissue-specificity
    • PMID:22223044
    • Koch F, Andrau JC. Initiating RNA polymerase II and TIPs as hallmarks of enhancer activity and tissue-specificity. Transcription 2011; 2:263-8; PMID:22223044; http://dx.doi.org/10.4161/trns.2.6.18747.
    • (2011) Transcription , vol.2 , pp. 263-268
    • Koch, F.1    Andrau, J.C.2
  • 4
    • 60149091656 scopus 로고    scopus 로고
    • ChIP-seq accurately predicts tissue-specific activity of enhancers
    • PMID:19212405
    • Visel A, Blow MJ, Li Z, Zhang T, Akiyama JA, Holt A, et al. ChIP-seq accurately predicts tissue-specific activity of enhancers. Nature 2009; 457:854-8; PMID:19212405; http://dx.doi.org/10.1038/nature07730.
    • (2009) Nature , vol.457 , pp. 854-858
    • Visel, A.1    Blow, M.J.2    Li, Z.3    Zhang, T.4    Akiyama, J.A.5    Holt, A.6
  • 5
    • 80052942443 scopus 로고    scopus 로고
    • Identification of 67 histone marks and histone lysine crotonylation as a new type of histone modification
    • PMID:21925322
    • Tan M, Luo H, Lee S, Jin F, Yang JS, Montellier E, et al. Identification of 67 histone marks and histone lysine crotonylation as a new type of histone modification. Cell 2011; 146:1016-28; PMID:21925322; http://dx.doi.org/10.1016/j.cell.2011.08.008.
    • (2011) Cell , vol.146 , pp. 1016-1028
    • Tan, M.1    Luo, H.2    Lee, S.3    Jin, F.4    Yang, J.S.5    Montellier, E.6
  • 6
    • 76149089221 scopus 로고    scopus 로고
    • The genome-wide dynamics of the binding of Ldb1 complexes during erythroid differentiation
    • PMID:20123907
    • Soler E, Andrieu-Soler C, de Boer E, Bryne JC, Thongjuea S, Stadhouders R, et al. The genome-wide dynamics of the binding of Ldb1 complexes during erythroid differentiation. Genes Dev 2010; 24:277-89; PMID:20123907; http://dx.doi.org/10.1101/gad.551810.
    • (2010) Genes Dev , vol.24 , pp. 277-289
    • Soler, E.1    Andrieu-Soler, C.2    de Boer, E.3    Bryne, J.C.4    Thongjuea, S.5    Stadhouders, R.6
  • 7
    • 77957348625 scopus 로고    scopus 로고
    • Combinatorial transcriptional control in blood stem/progenitor cells: Genome-wide analysis of ten major transcriptional regulators
    • PMID:20887958
    • Wilson NK, Foster SD, Wang X, Knezevic K, Schütte J, Kaimakis P, et al. Combinatorial transcriptional control in blood stem/progenitor cells: genome-wide analysis of ten major transcriptional regulators. Cell Stem Cell 2010; 7:532-44; PMID:20887958; http://dx.doi.org/10.1016/j.stem.2010.07.016.
    • (2010) Cell Stem Cell , vol.7 , pp. 532-544
    • Wilson, N.K.1    Foster, S.D.2    Wang, X.3    Knezevic, K.4    Schütte, J.5    Kaimakis, P.6
  • 8
    • 78049432269 scopus 로고    scopus 로고
    • A single cis element maintains repression of the key developmental regulator Gata2
    • PMID:20838598
    • Snow JW, Trowbridge JJ, Fujiwara T, Emambokus NE, Grass JA, Orkin SH, et al. A single cis element maintains repression of the key developmental regulator Gata2. PLoS Genet 2010; 6; PMID:20838598; http://dx.doi.org/10.1371/journal.pgen.1001103.
    • (2010) PLoS Genet , pp. 6
    • Snow, J.W.1    Trowbridge, J.J.2    Fujiwara, T.3    Emambokus, N.E.4    Grass, J.A.5    Orkin, S.H.6
  • 9
    • 84857051019 scopus 로고    scopus 로고
    • Dynamic long-range chromatin interactions control Myb proto-oncogene transcription during erythroid development
    • PMID:22157820
    • Stadhouders R, Thongjuea S, Andrieu-Soler C, Palstra RJ, Bryne JC, van den Heuvel A, et al. Dynamic long-range chromatin interactions control Myb proto-oncogene transcription during erythroid development. EMBO J 2012; 31:986-99; PMID:22157820; http://dx.doi.org/10.1038/emboj.2011.450.
    • (2012) EMBO J , vol.31 , pp. 986-999
    • Stadhouders, R.1    Thongjuea, S.2    Andrieu-Soler, C.3    Palstra, R.J.4    Bryne, J.C.5    van den Heuvel, A.6
  • 10
    • 77953062527 scopus 로고    scopus 로고
    • Five-vertebrate ChIP-seq reveals the evolutionary dynamics of transcription factor binding
    • PMID:20378774
    • Schmidt D, Wilson MD, Ballester B, Schwalie PC, Brown GD, Marshall A, et al. Five-vertebrate ChIP-seq reveals the evolutionary dynamics of transcription factor binding. Science 2010; 328:1036-40; PMID:20378774; http://dx.doi.org/10.1126/science.1186176.
    • (2010) Science , vol.328 , pp. 1036-1040
    • Schmidt, D.1    Wilson, M.D.2    Ballester, B.3    Schwalie, P.C.4    Brown, G.D.5    Marshall, A.6
  • 11
    • 70249088327 scopus 로고    scopus 로고
    • Genomic views of distant-acting enhancers
    • PMID:19741700
    • Visel A, Rubin EM, Pennacchio LA. Genomic views of distant-acting enhancers. Nature 2009; 461:199-205; PMID:19741700; http://dx.doi.org/10.1038/nature08451.
    • (2009) Nature , vol.461 , pp. 199-205
    • Visel, A.1    Rubin, E.M.2    Pennacchio, L.A.3
  • 12
    • 77949807007 scopus 로고    scopus 로고
    • Control of fetal hemoglobin: New insights emerging from genomics and clinical implications
    • PMID:19808799
    • Thein SL, Menzel S, Lathrop M, Garner C. Control of fetal hemoglobin: new insights emerging from genomics and clinical implications. Hum Mol Genet 2009; 18:216-23; PMID:19808799; http://dx.doi.org/10.1093/hmg/ddp401.
    • (2009) Hum Mol Genet , vol.18 , pp. 216-223
    • Thein, S.L.1    Menzel, S.2    Lathrop, M.3    Garner, C.4
  • 13
    • 84857192750 scopus 로고    scopus 로고
    • HERC2 rs12913832 modulates human pigmentation by attenuating chromatin-loop formation between a long-range enhancer and the OCA2 promoter
    • PMID:22234890
    • Visser M, Kayser M, Palstra RJ. HERC2 rs12913832 modulates human pigmentation by attenuating chromatin-loop formation between a long-range enhancer and the OCA2 promoter. Genome Res 2012; 22:446-55; PMID:22234890; http://dx.doi.org/10.1101/gr.128652.111.
    • (2012) Genome Res , vol.22 , pp. 446-455
    • Visser, M.1    Kayser, M.2    Palstra, R.J.3
  • 14
    • 14844341770 scopus 로고    scopus 로고
    • Elimination of a long-range cis-regulatory module causes complete loss of limb-specific Shh expression and truncation of the mouse limb
    • PMID:15677727
    • Sagai T, Hosoya M, Mizushina Y, Tamura M, Shiroishi T. Elimination of a long-range cis-regulatory module causes complete loss of limb-specific Shh expression and truncation of the mouse limb. Development 2005; 132:797-803; PMID:15677727; http://dx.doi.org/10.1242/dev.01613.
    • (2005) Development , vol.132 , pp. 797-803
    • Sagai, T.1    Hosoya, M.2    Mizushina, Y.3    Tamura, M.4    Shiroishi, T.5
  • 15
    • 0042810698 scopus 로고    scopus 로고
    • A long-range Shh enhancer regulates expression in the developing limb and fin and is associated with preaxial polydactyly
    • PMID:12837695
    • Lettice LA, Heaney SJ, Purdie LA, Li L, de Beer P, Oostra BA, et al. A long-range Shh enhancer regulates expression in the developing limb and fin and is associated with preaxial polydactyly. Hum Mol Genet 2003; 12:1725-35; PMID:12837695; http://dx.doi.org/10.1093/hmg/ddg180.
    • (2003) Hum Mol Genet , vol.12 , pp. 1725-1735
    • Lettice, L.A.1    Heaney, S.J.2    Purdie, L.A.3    Li, L.4    de Beer, P.5    Oostra, B.A.6
  • 16
    • 81855227640 scopus 로고    scopus 로고
    • A regulatory archipelago controls Hox genes transcription in digits
    • PMID:22118467
    • Montavon T, Soshnikova N, Mascrez B, Joye E, Thevenet L, Splinter E, et al. A regulatory archipelago controls Hox genes transcription in digits. Cell 2011; 147:1132-45; PMID:22118467; http://dx.doi.org/10.1016/j.cell.2011.10.023.
    • (2011) Cell , vol.147 , pp. 1132-1145
    • Montavon, T.1    Soshnikova, N.2    Mascrez, B.3    Joye, E.4    Thevenet, L.5    Splinter, E.6
  • 17
    • 79953176250 scopus 로고    scopus 로고
    • Large-scale analysis of the regulatory architecture of the mouse genome with a transposon-associated sensor
    • PMID:21423180
    • Ruf S, Symmons O, Uslu VV, Dolle D, Hot C, Ettwiller L, et al. Large-scale analysis of the regulatory architecture of the mouse genome with a transposon-associated sensor. Nat Genet 2011; 43:379-86; PMID:21423180; http://dx.doi.org/10.1038/ng.790.
    • (2011) Nat Genet , vol.43 , pp. 379-386
    • Ruf, S.1    Symmons, O.2    Uslu, V.V.3    Dolle, D.4    Hot, C.5    Ettwiller, L.6
  • 18
    • 0037083376 scopus 로고    scopus 로고
    • Capturing chromosome conformation
    • PMID:11847345
    • Dekker J, Rippe K, Dekker M, Kleckner N. Capturing chromosome conformation. Science 2002; 295:1306-11; PMID:11847345; http://dx.doi.org/10.1126/science.1067799.
    • (2002) Science , vol.295 , pp. 1306-1311
    • Dekker, J.1    Rippe, K.2    Dekker, M.3    Kleckner, N.4
  • 19
    • 84855297335 scopus 로고    scopus 로고
    • A decade of 3C technologies: Insights into nuclear organization
    • PMID:22215806
    • de Wit E, de Laat W. A decade of 3C technologies: insights into nuclear organization. Genes Dev 2012; 26:11-24; PMID:22215806; http://dx.doi.org/10.1101/gad.179804.111.
    • (2012) Genes Dev , vol.26 , pp. 11-24
    • de Wit, E.1    de Laat, W.2
  • 20
    • 0141730403 scopus 로고    scopus 로고
    • The beta-globin nuclear compartment in development and erythroid differentiation
    • PMID:14517543
    • Palstra RJ, Tolhuis B, Splinter E, Nijmeijer R, Grosveld F, de Laat W. The beta-globin nuclear compartment in development and erythroid differentiation. Nat Genet 2003; 35:190-4; PMID:14517543; http://dx.doi.org/10.1038/ng1244.
    • (2003) Nat Genet , vol.35 , pp. 190-194
    • Palstra, R.J.1    Tolhuis, B.2    Splinter, E.3    Nijmeijer, R.4    Grosveld, F.5    de Laat, W.6
  • 21
    • 45849137069 scopus 로고    scopus 로고
    • MYB function in normal and cancer cells
    • PMID:18574464
    • Ramsay RG, Gonda TJ. MYB function in normal and cancer cells. Nat Rev Cancer 2008; 8:523-34; PMID:18574464; http://dx.doi.org/10.1038/nrc2439.
    • (2008) Nat Rev Cancer , vol.8 , pp. 523-534
    • Ramsay, R.G.1    Gonda, T.J.2
  • 22
    • 38649128173 scopus 로고    scopus 로고
    • Exchange of GATA factors mediates transitions in looped chromatin organization at a developmentally regulated gene locus
    • PMID:18243117
    • Jing H, Vakoc CR, Ying L, Mandat S, Wang H, Zheng X, et al. Exchange of GATA factors mediates transitions in looped chromatin organization at a developmentally regulated gene locus. Mol Cell 2008; 29:232-42; PMID:18243117; http://dx.doi.org/10.1016/j.molcel.2007.11.020.
    • (2008) Mol Cell , vol.29 , pp. 232-242
    • Jing, H.1    Vakoc, C.R.2    Ying, L.3    Mandat, S.4    Wang, H.5    Zheng, X.6
  • 23
  • 24
    • 84855508402 scopus 로고    scopus 로고
    • Enhancers and silencers: An integrated and simple model for their function
    • PMID:22230046
    • Kolovos P, Knoch TA, Grosveld FG, Cook PR, Papantonis A. Enhancers and silencers: an integrated and simple model for their function. Epigenetics Chromatin 2012; 5:1; PMID:22230046; http://dx.doi.org/10.1186/1756-8935-5-1.
    • (2012) Epigenetics Chromatin , vol.5 , pp. 1
    • Kolovos, P.1    Knoch, T.A.2    Grosveld, F.G.3    Cook, P.R.4    Papantonis, A.5
  • 25
    • 79952901680 scopus 로고    scopus 로고
    • Enhancer function: New insights into the regulation of tissue-specific gene expression
    • PMID:21358745
    • Ong CT, Corces VG. Enhancer function: new insights into the regulation of tissue-specific gene expression. Nat Rev Genet 2011; 12:283-93; PMID:21358745; http://dx.doi.org/10.1038/nrg2957.
    • (2011) Nat Rev Genet , vol.12 , pp. 283-293
    • Ong, C.T.1    Corces, V.G.2
  • 26
    • 80755180849 scopus 로고    scopus 로고
    • The DNA-binding protein CTCF limits proximal Vκ recombination and restricts κ enhancer interactions to the immunoglobulin κ light chain locus
    • PMID:22035845
    • Ribeiro de Almeida C, Stadhouders R, de Bruijn MJ, Bergen IM, Thongjuea S, Lenhard B, et al. The DNA-binding protein CTCF limits proximal Vκ recombination and restricts κ enhancer interactions to the immunoglobulin κ light chain locus. Immunity 2011; 35:501-13; PMID:22035845; http://dx.doi.org/10.1016/j.immuni.2011.07.014.
    • (2011) Immunity , vol.35 , pp. 501-513
    • Ribeiro de Almeida, C.1    Stadhouders, R.2    de Bruijn, M.J.3    Bergen, I.M.4    Thongjuea, S.5    Lenhard, B.6
  • 27
    • 33748259774 scopus 로고    scopus 로고
    • CTCF mediates long-range chromatin looping and local histone modification in the beta-globin locus
    • PMID:16951251
    • Splinter E, Heath H, Kooren J, Palstra RJ, Klous P, Grosveld F, et al. CTCF mediates long-range chromatin looping and local histone modification in the beta-globin locus. Genes Dev 2006; 20:2349-54; PMID:16951251; http://dx.doi.org/10.1101/gad.399506.
    • (2006) Genes Dev , vol.20 , pp. 2349-2354
    • Splinter, E.1    Heath, H.2    Kooren, J.3    Palstra, R.J.4    Klous, P.5    Grosveld, F.6
  • 28
    • 39149121436 scopus 로고    scopus 로고
    • Cohesin mediates transcriptional insulation by CCCTC-binding factor
    • PMID:18235444
    • Wendt KS, Yoshida K, Itoh T, Bando M, Koch B, Schirghuber E, et al. Cohesin mediates transcriptional insulation by CCCTC-binding factor. Nature 2008; 451:796-801; PMID:18235444; http://dx.doi.org/10.1038/nature06634.
    • (2008) Nature , vol.451 , pp. 796-801
    • Wendt, K.S.1    Yoshida, K.2    Itoh, T.3    Bando, M.4    Koch, B.5    Schirghuber, E.6
  • 29
    • 84863523820 scopus 로고    scopus 로고
    • DNA-binding factor CTCF and long-range gene interactions in V(D)J recombination and oncogene activation
    • PMID:22538856
    • Ribeiro de Almeida C, Stadhouders R, Thongjuea S, Soler E, Hendriks RW. DNA-binding factor CTCF and long-range gene interactions in V(D)J recombination and oncogene activation. Blood 2012; PMID:22538856; http://dx.doi.org/10.1182/blood-2012-03-402586.
    • (2012) Blood
    • Ribeiro de Almeida, C.1    Stadhouders, R.2    Thongjuea, S.3    Soler, E.4    Hendriks, R.W.5
  • 30
    • 77957139539 scopus 로고    scopus 로고
    • Mediator and cohesin connect gene expression and chromatin architecture
    • PMID:20720539
    • Kagey MH, Newman JJ, Bilodeau S, Zhan Y, Orlando DA, van Berkum NL, et al. Mediator and cohesin connect gene expression and chromatin architecture. Nature 2010; 467:430-5; PMID:20720539; http://dx.doi.org/10.1038/nature09380.
    • (2010) Nature , vol.467 , pp. 430-435
    • Kagey, M.H.1    Newman, J.J.2    Bilodeau, S.3    Zhan, Y.4    Orlando, D.A.5    van Berkum, N.L.6
  • 31
    • 5444255213 scopus 로고    scopus 로고
    • The active spatial organization of the beta-globin locus requires the transcription factor EKLF
    • PMID:15489291
    • Drissen R, Palstra RJ, Gillemans N, Splinter E, Grosveld F, Philipsen S, et al. The active spatial organization of the beta-globin locus requires the transcription factor EKLF. Genes Dev 2004; 18:2485-90; PMID:15489291; http://dx.doi.org/10.1101/gad.317004.
    • (2004) Genes Dev , vol.18 , pp. 2485-2490
    • Drissen, R.1    Palstra, R.J.2    Gillemans, N.3    Splinter, E.4    Grosveld, F.5    Philipsen, S.6
  • 32
    • 36749056884 scopus 로고    scopus 로고
    • A positive role for NLI/Ldb1 in long-range beta-globin locus control region function
    • PMID:18082606
    • Song SH, Hou C, Dean A. A positive role for NLI/Ldb1 in long-range beta-globin locus control region function. Mol Cell 2007; 28:810-22; PMID:18082606; http://dx.doi.org/10.1016/j.molcel.2007.09.025.
    • (2007) Mol Cell , vol.28 , pp. 810-822
    • Song, S.H.1    Hou, C.2    Dean, A.3
  • 33
    • 13244272059 scopus 로고    scopus 로고
    • Proximity among distant regulatory elements at the beta-globin locus requires GATA-1 and FOG-1
    • PMID:15694345
    • Vakoc CR, Letting DL, Gheldof N, Sawado T, Bender MA, Groudine M, et al. Proximity among distant regulatory elements at the beta-globin locus requires GATA-1 and FOG-1. Mol Cell 2005; 17:453-62; PMID:15694345; http://dx.doi.org/10.1016/j.molcel.2004.12.028.
    • (2005) Mol Cell , vol.17 , pp. 453-462
    • Vakoc, C.R.1    Letting, D.L.2    Gheldof, N.3    Sawado, T.4    Bender, M.A.5    Groudine, M.6
  • 34
    • 77950930726 scopus 로고    scopus 로고
    • Transcriptional silencing of gamma-globin by BCL11A involves long-range interactions and cooperation with SOX6
    • PMID:20395365
    • Xu J, Sankaran VG, Ni M, Menne TF, Puram RV, Kim W, et al. Transcriptional silencing of gamma-globin by BCL11A involves long-range interactions and cooperation with SOX6. Genes Dev 2010; 24:783-98; PMID:20395365; http://dx.doi.org/10.1101/gad.1897310.
    • (2010) Genes Dev , vol.24 , pp. 783-798
    • Xu, J.1    Sankaran, V.G.2    Ni, M.3    Menne, T.F.4    Puram, R.V.5    Kim, W.6
  • 35
    • 0037447160 scopus 로고    scopus 로고
    • The beta-globin locus control region (LCR) functions primarily by enhancing the transition from transcription initiation to elongation
    • PMID:12672691
    • Sawado T, Halow J, Bender MA, Groudine M. The beta-globin locus control region (LCR) functions primarily by enhancing the transition from transcription initiation to elongation. Genes Dev 2003; 17:1009-18; PMID:12672691; http://dx.doi.org/10.1101/gad.1072303.
    • (2003) Genes Dev , vol.17 , pp. 1009-1018
    • Sawado, T.1    Halow, J.2    Bender, M.A.3    Groudine, M.4
  • 36
    • 77957694828 scopus 로고    scopus 로고
    • Multiple functions of Ldb1 required for beta-globin activation during erythroid differentiation
    • PMID:20570862
    • Song SH, Kim A, Ragoczy T, Bender MA, Groudine M, Dean A. Multiple functions of Ldb1 required for beta-globin activation during erythroid differentiation. Blood 2010; 116:2356-64; PMID:20570862; http://dx.doi.org/10.1182/blood-2010-03-272252.
    • (2010) Blood , vol.116 , pp. 2356-2364
    • Song, S.H.1    Kim, A.2    Ragoczy, T.3    Bender, M.A.4    Groudine, M.5    Dean, A.6
  • 37
    • 80054832679 scopus 로고    scopus 로고
    • Gene induction and repression during terminal erythropoiesis are mediated by distinct epigenetic changes
    • PMID:21860024
    • Wong P, Hattangadi SM, Cheng AW, Frampton GM, Young RA, Lodish HF. Gene induction and repression during terminal erythropoiesis are mediated by distinct epigenetic changes. Blood 2011; 118:128-38; PMID:21860024; http://dx.doi.org/10.1182/blood-2011-03-341404.
    • (2011) Blood , vol.118 , pp. 128-138
    • Wong, P.1    Hattangadi, S.M.2    Cheng, A.W.3    Frampton, G.M.4    Young, R.A.5    Lodish, H.F.6
  • 38
    • 79551655285 scopus 로고    scopus 로고
    • Functional and mechanistic diversity of distal transcription enhancers
    • PMID:21295696
    • Bulger M, Groudine M. Functional and mechanistic diversity of distal transcription enhancers. Cell 2011; 144:327-39; PMID:21295696; http://dx.doi.org/10.1016/j.cell.2011.01.024.
    • (2011) Cell , vol.144 , pp. 327-339
    • Bulger, M.1    Groudine, M.2


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