Histone methyltransferase

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<StructureSection load='1o9s' size='350' side='right' caption='Human histone-lysine N-methyltrasferase Smyd2 complex with S-adenosyl methionine (PDB entry [[2pm4]])' scene=''>
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<StructureSection load='1o9s' size='350' side='right' caption='Human histone-lysine N-methyltrasferase (grey, green) complex with methylated lysine histone H3 peptide (rust, aqua) and S-adenosyl homocysteine (SAH) (PDB entry [[1o9s]])' scene=''>
== Function ==
== Function ==
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== Relevance ==
== Relevance ==
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Inhibitors of the histone-lysine N-methyltransferase SMYD2 which represses the tumor-suppressing activities of p53 are studied as cancer therapy drugs.
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Inhibitors of the histone-lysine N-methyltransferase SMYD2 which represses the tumor-suppressing activities of p53 are studied as cancer therapy drug<ref>PMID:21782458</ref>.s.
== Disease ==
== Disease ==
Aberrant HMT plays a role in cancer, intellectual disability syndromes and regulation of tissue aging<ref>PMID:22473383</ref>.
Aberrant HMT plays a role in cancer, intellectual disability syndromes and regulation of tissue aging<ref>PMID:22473383</ref>.
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== Structural highlights ==
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Human KHMT binds SAH in the peptide binding groove with the histone H3 peptide assuming an extended conformation and the methylated lysine inserted in a hydrophobic environment<ref>PMID:12540855</ref>.
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</StructureSection>
== 3D Structures of histone methyltransferase ==
== 3D Structures of histone methyltransferase ==

Revision as of 09:38, 24 March 2016

Human histone-lysine N-methyltrasferase (grey, green) complex with methylated lysine histone H3 peptide (rust, aqua) and S-adenosyl homocysteine (SAH) (PDB entry 1o9s)

Drag the structure with the mouse to rotate

3D Structures of histone methyltransferase

Updated on 24-March-2016

References

  1. Trievel RC. Structure and function of histone methyltransferases. Crit Rev Eukaryot Gene Expr. 2004;14(3):147-69. PMID:15248813
  2. Ferguson AD, Larsen NA, Howard T, Pollard H, Green I, Grande C, Cheung T, Garcia-Arenas R, Cowen S, Wu J, Godin R, Chen H, Keen N. Structural Basis of Substrate Methylation and Inhibition of SMYD2. Structure. 2011 Jul 20. PMID:21782458 doi:10.1016/j.str.2011.06.011
  3. Greer EL, Shi Y. Histone methylation: a dynamic mark in health, disease and inheritance. Nat Rev Genet. 2012 Apr 3;13(5):343-57. doi: 10.1038/nrg3173. PMID:22473383 doi:http://dx.doi.org/10.1038/nrg3173
  4. Xiao B, Jing C, Wilson JR, Walker PA, Vasisht N, Kelly G, Howell S, Taylor IA, Blackburn GM, Gamblin SJ. Structure and catalytic mechanism of the human histone methyltransferase SET7/9. Nature. 2003 Feb 6;421(6923):652-6. Epub 2003 Jan 22. PMID:12540855 doi:10.1038/nature01378

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Michal Harel, Alexander Berchansky, Joel L. Sussman

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