GCA_000020025.1 Npun_R1584 definition single-stranded nucleic acid binding R3H domain-containing protein GCA_000020025.1 Npun_F1842 definition single-strand binding protein GCA_000020025.1 Npun_F4050 definition single-stranded-DNA-specific exonuclease RecJ GCA_000020025.1 Npun_R4754 definition single-stranded-DNA-specific exonuclease RecJ GCA_000020025.1 Npun_F5364 definition single-stranded nucleic acid binding R3H domain-containing protein GCA_000020025.1 Npun_F5942 definition single-strand binding protein/primosomal replication protein n