MBD: methyl-CpG binding domain; SET_SETDB1: SET domain (including pre-SET and post-SET domains) found in SET domain bifurcated 1 (SETDB1) and similar proteins; SET: SET (Su(var)3-9, Enhancer-of-zeste, Trithorax) domain superfamily; DUF5604: domain of unknown function (DUF5604); Tudor_SETDB1_rpt1: first Tudor domain found in SET domain bifurcated 1 (SETDB1) and similar proteins; Tudor_SETDB1_rpt2: second Tudor domain found in SET domain bifurcated 1 (SETDB1) and similar proteins; TUDOR: Tudor domain; Tudor_SF: Tudor domain superfamily.