Structural Analysis of the Ash2L/Dpy-30 Complex Reveals a Heterogeneity in H3K4 Methylation

John Faissal Haddad, Yidai Yang, Yoh hei Takahashi, Monika Joshi, Nidhi Chaudhary, Ashley R. Woodfin, Aissa Benyoucef, Sylvain Yeung, Joseph S. Brunzelle, Georgios Skiniotis, Marjorie Brand, Ali Shilatifard, Jean François Couture*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

22 Scopus citations

Abstract

Haddad et al. highlight that several interactions help in the formation of the Ash2L/Dpy-30 complex. The study also demonstrates that Dpy-30 couples its marginal ability to allosterically regulate KMT2 enzymes and chromatin recruitment activity to control epigenetic signaling in vivo.

Original languageEnglish (US)
Pages (from-to)1594-1603.e4
JournalStructure
Volume26
Issue number12
DOIs
StatePublished - Dec 4 2018

Funding

J.F.H. received a scholarship from Ontario Graduate studies. J.-F.C. acknowledges a Canada Research Chair in structural biology and epigenetics and an Early Research Award from MEDI. J.-F.C. is supported by a Canadian Institutes of Health Research (CIHR) grant ( MOP-136816 and PJT-148533 ). This study was also supported by grants from CIHR to M.B. ( MOP-89834 ), NIH to A.S. ( R35CA197569 ). This research used resources of the Advanced Photon Source, a US Department of Energy (DOE) Office of Science user facility operated for the DOE Office of Science by Argonne National Laboratory under contract no. DE-AC02-06CH11357. Use of the LS-CAT Sector 21 was supported by the Michigan Economic Development Corporation and the Michigan Technology Tri-Corridor (grant 085P1000817 ).

Keywords

  • H3K4 methylation
  • KMT2
  • MLL
  • SET1/COMPASS
  • allosteric regulation
  • chromatin
  • crystallography
  • histone
  • lysine methylation

ASJC Scopus subject areas

  • Structural Biology
  • Molecular Biology

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