SULT1C4 is a symbol for the gene, Sulfotransferase family 1C member 4, in humans. Other names include: Sulfotransferase 1C4; SULT1C#2; ST1C4; SULT1C; SULT1C2; sulfotransferase family, cytosolic, 1C, member 4. The encoded protein is an enzyme with an amino acid length of 302 and a mass of 35.5 kDa. Other isoforms may exist. SULT1C4 is a member of the Sulfotransferase 1 family. This gene shares homology with other species, including: Frog.