Molecular Basis for the Regulation of the H3K4 Methyltransferase Activity of PRDM9

PRDM9, a histone lysine methyltransferase, is a key determinant of the localization of meiotic recombination hot spots in humans and mice and the only vertebrate protein known to be involved in hybrid sterility. Here, we report the crystal structure of the PRDM9 methyltransferase domain in complex w...

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Main Authors: Hong Wu, Nikolas Mathioudakis, Boubou Diagouraga, Aiping Dong, Ludmila Dombrovski, Frédéric Baudat, Stephen Cusack, Bernard de Massy, Jan Kadlec
Format: Article
Language:English
Published: Elsevier 2013-10-01
Series:Cell Reports
Online Access:http://www.sciencedirect.com/science/article/pii/S2211124713004762
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author Hong Wu
Nikolas Mathioudakis
Boubou Diagouraga
Aiping Dong
Ludmila Dombrovski
Frédéric Baudat
Stephen Cusack
Bernard de Massy
Jan Kadlec
author_facet Hong Wu
Nikolas Mathioudakis
Boubou Diagouraga
Aiping Dong
Ludmila Dombrovski
Frédéric Baudat
Stephen Cusack
Bernard de Massy
Jan Kadlec
author_sort Hong Wu
collection DOAJ
description PRDM9, a histone lysine methyltransferase, is a key determinant of the localization of meiotic recombination hot spots in humans and mice and the only vertebrate protein known to be involved in hybrid sterility. Here, we report the crystal structure of the PRDM9 methyltransferase domain in complex with a histone H3 peptide dimethylated on lysine 4 (H3K4me2) and S-adenosylhomocysteine (AdoHcy), which provides insights into the methyltransferase activity of PRDM proteins. We show that the genuine substrate of PRDM9 is histone H3 lysine 4 (H3K4) and that the enzyme possesses mono-, di-, and trimethylation activities. We also determined the crystal structure of PRDM9 in its autoinhibited state, which revealed a rearrangement of the substrate and cofactor binding sites by a concerted action of the pre-SET and post-SET domains, providing important insights into the regulatory mechanisms of histone lysine methyltransferase activity.
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spelling doaj.art-441a5c8c07ee4339885fc3874938ebc62022-12-21T23:22:34ZengElsevierCell Reports2211-12472013-10-0151132010.1016/j.celrep.2013.08.035Molecular Basis for the Regulation of the H3K4 Methyltransferase Activity of PRDM9Hong Wu0Nikolas Mathioudakis1Boubou Diagouraga2Aiping Dong3Ludmila Dombrovski4Frédéric Baudat5Stephen Cusack6Bernard de Massy7Jan Kadlec8Structural Genomics Consortium, University of Toronto, MaRS Center, South Tower, 7th Floor, 101 College Street, Toronto, ON M5G 1L7, CanadaEuropean Molecular Biology Laboratory, Grenoble Outstation, 6 rue Jules Horowitz, 38042 Grenoble, FranceInstitute of Human Genetics, UPR 1142, CNRS, 141 rue de la Cardonille, 34396 Montpellier, FranceStructural Genomics Consortium, University of Toronto, MaRS Center, South Tower, 7th Floor, 101 College Street, Toronto, ON M5G 1L7, CanadaStructural Genomics Consortium, University of Toronto, MaRS Center, South Tower, 7th Floor, 101 College Street, Toronto, ON M5G 1L7, CanadaInstitute of Human Genetics, UPR 1142, CNRS, 141 rue de la Cardonille, 34396 Montpellier, FranceEuropean Molecular Biology Laboratory, Grenoble Outstation, 6 rue Jules Horowitz, 38042 Grenoble, FranceInstitute of Human Genetics, UPR 1142, CNRS, 141 rue de la Cardonille, 34396 Montpellier, FranceEuropean Molecular Biology Laboratory, Grenoble Outstation, 6 rue Jules Horowitz, 38042 Grenoble, FrancePRDM9, a histone lysine methyltransferase, is a key determinant of the localization of meiotic recombination hot spots in humans and mice and the only vertebrate protein known to be involved in hybrid sterility. Here, we report the crystal structure of the PRDM9 methyltransferase domain in complex with a histone H3 peptide dimethylated on lysine 4 (H3K4me2) and S-adenosylhomocysteine (AdoHcy), which provides insights into the methyltransferase activity of PRDM proteins. We show that the genuine substrate of PRDM9 is histone H3 lysine 4 (H3K4) and that the enzyme possesses mono-, di-, and trimethylation activities. We also determined the crystal structure of PRDM9 in its autoinhibited state, which revealed a rearrangement of the substrate and cofactor binding sites by a concerted action of the pre-SET and post-SET domains, providing important insights into the regulatory mechanisms of histone lysine methyltransferase activity.http://www.sciencedirect.com/science/article/pii/S2211124713004762
spellingShingle Hong Wu
Nikolas Mathioudakis
Boubou Diagouraga
Aiping Dong
Ludmila Dombrovski
Frédéric Baudat
Stephen Cusack
Bernard de Massy
Jan Kadlec
Molecular Basis for the Regulation of the H3K4 Methyltransferase Activity of PRDM9
Cell Reports
title Molecular Basis for the Regulation of the H3K4 Methyltransferase Activity of PRDM9
title_full Molecular Basis for the Regulation of the H3K4 Methyltransferase Activity of PRDM9
title_fullStr Molecular Basis for the Regulation of the H3K4 Methyltransferase Activity of PRDM9
title_full_unstemmed Molecular Basis for the Regulation of the H3K4 Methyltransferase Activity of PRDM9
title_short Molecular Basis for the Regulation of the H3K4 Methyltransferase Activity of PRDM9
title_sort molecular basis for the regulation of the h3k4 methyltransferase activity of prdm9
url http://www.sciencedirect.com/science/article/pii/S2211124713004762
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