Table IV Quantification of SILAC labeled histone peptides
Peptidemz(+2)RT(min)Ratio
H3K9ac/K14ac
    Light528.29620.740.3892
    Heavy533.30020.740.6108
H3K9acK14ac
    Light521.28819.130.5996
    Heavy526.29219.130.4004
H3K9me1K14ac
    Light535.30423.940.5051
    Heavy540.30823.940.4949
H3K9me2K14ac
    Light514.29813.90.7633
    Heavy519.30213.90.2367
H3K18ac/K23ac
    Light570.8432.670.5728
    Heavy575.84432.670.4272
H3K18acK23ac
    Light563.83230.940.5537
    Heavy568.83630.940.4463