Predicted to enable histone binding activity. Predicted to be involved in DNA replication-dependent chromatin assembly and DNA replication-independent chromatin assembly. Predicted to act upstream of or within blastocyst hatching and nucleosome assembly. Predicted to be located in chromatin and nucleoplasm. Predicted to be part of protein-containing complex. Orthologous to human ASF1B (anti-silencing function 1B histone chaperone). [provided by Alliance of Genome Resources, Apr 2022]