CST9LP1 is a symbol for the gene, Cystatin 9-like pseudogene 1, in humans. Other names include: Putative cystatin-9-like protein CST9LP1; Cystatin-9-like pseudogene 1; CTES7C. The encoded protein has an amino acid length of 147 and a mass of 17.3 kDa. CST9LP1 is a member of the Cystatin family.