H2AFX HIST3H3 HIST3H2A HIST1H2BD HIST1H2BA HIST1H2AH HIST1H2AC HIST1H2AA HDAC3 HDAC2 HDAC1 H2BFWT H2BFM H2AFZ H2AFY2 H2AFY H2AFV H2AFJ VPS72 CENPA HIST2H2BF