HSSB1 is an alias for the gene, Nucleic acid binding protein 2, in humans. Other names include: SOSS complex subunit B1; Nucleic acid-binding protein 2; Oligonucleotide/oligosaccharide-binding fold-containing protein 2B; Sensor of single-strand DNA complex subunit B1; Sensor of ssDNA subunit B1; Single-stranded DNA-binding protein 1; single strand DNA-binding protein 1; OBFC2B. The encoded protein has an amino acid length of 211 and a mass of 22.3 kDa. HSSB1 is a member of the SOSS-B family, SOSS-B1 subfamily. This gene shares homology with other species, including: Mouse, Rat, Frog.