Enables DNA binding activity. Predicted to be involved in nucleosome assembly; nucleosome disassembly; and spermatogenesis, exchange of chromosomal proteins. Predicted to act upstream of or within several processes, including chromosome organization; mononuclear cell migration; and plasminogen activation. Predicted to be located in nucleus. Predicted to be extrinsic component of plasma membrane. Predicted to be part of nucleosome. Orthologous to human H2BC1 (H2B clustered histone 1). [provided by Alliance of Genome Resources, Apr 2022]