Predicted to enable single-stranded DNA binding activity. Predicted to be involved in negative regulation of double-strand break repair via homologous recombination. Predicted to be located in nuclear speck. Predicted to be active in replication fork. Is expressed in extraembryonic ectoderm. Orthologous to human RADX (RPA1 related single stranded DNA binding protein, X-linked). [provided by Alliance of Genome Resources, Apr 2022]