Trichostatin A S-isomer is the s-isomer of Trichostatin A. Trichostatin A is a histone deacetylase inhibitors (HDIs or HDACIs) that have a broad spectrum of epigenetic activities. Trichostatin A inhibits HDACs 1, 3, 4, 6 and 10 with IC50 values around 20 nM.

HDAC2 (human):612.65 nM, HDAC11 (human):2684 nM, HDAC9 (human):4824 nM, HDAC1 (human):206.3 nM, HDAC10 (human):403.35 nM, HDAC6 (human):11.1 nM, HDAC3 (human):320.8 nM, HDAC6 (zebrafish):9.88 nM, HDAC5 (human):6325 nM, HDAC4 (human):6341 nM, HDAC8 (human):312.2 nM, HDAC7 (human):1823.5 nM