Reviewed:

<bibtex>
    @MISC{ R-HSA-3214815.5,
           author          = {Yang, Xiang-Jiao},
           title           = {HDACs deacetylate histones},
           crossref        = {Reactome:R-HSA-3214815.5, DOI:10.3180/REACT_228222.1},
           howpublished    = {\url{http://www.reactome.org/PathwayBrowser/#R-HSA-3214815.5}},
           note            = {Reactome Pathway Knowledgebase, http://www.reactome.org/},
           month           = {May},
           year            = {2014},
           }
</bibtex>