SSBP3-AS1 is a symbol for the gene, SSBP3 antisense RNA 1, in humans. Other names include: Putative uncharacterized protein SSBP3-AS1; SSBP3 antisense gene protein 1; C1orf191; MST128; MSTP128. The encoded protein has an amino acid length of 100 and a mass of 11.0 kDa.