histone(redirected from histone acetylase, histone deacylase)
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Any of several basic proteins found in association with the DNA in the chromatin of eukaryotes.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Biochemistry) any of a group of basic proteins present in cell nuclei and implicated in the spatial organization of DNA
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
any of a group of five small basic proteins, occurring in the nucleus of eukaryotic cells, that organize DNA strands into nucleosomes by forming molecular complexes around which the DNA winds.
[< German Histon (1884) = hist- of uncertain orig. + -on, perhaps after Pepton peptone]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Any of several proteins that, together with DNA, make up most of the chromatin in a cell nucleus.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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|Noun||1.||histone - a simple protein containing mainly basic amino acids; present in cell nuclei in association with nucleic acids|
simple protein - a protein that yields only amino acids when hydrolyzed
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