Enables chromatin binding activity. Acts upstream of or within muscle cell differentiation and osteoblast differentiation. Predicted to be located in chromatin and nucleoplasm. Predicted to be part of protein-containing complex. Is expressed in several structures, including alimentary system; brain; forelimb bud; genitourinary system; and respiratory system. Orthologous to human ASF1A (anti-silencing function 1A histone chaperone). [provided by Alliance of Genome Resources, Apr 2022]