Enables histone binding activity. Acts upstream of or within chromatin assembly or disassembly and chromatin remodeling. Located in condensed chromosome; nucleus; and pericentric heterochromatin. Is expressed in several structures, including central nervous system; early conceptus; genitourinary system; lung mesenchyme; and retina. Used to study Williams-Beuren syndrome. Orthologous to human BAZ1B (bromodomain adjacent to zinc finger domain 1B). [provided by Alliance of Genome Resources, Apr 2022]