LZTS2 is a symbol for the gene, Leucine zipper, putative tumor suppressor 2, in humans. Other names include: Leucine zipper putative tumor suppressor 2; hLZTS2; Protein LAPSER1; LAPSER1. The encoded protein has an amino acid length of 669 and a mass of 72.8 kDa. Other isoforms may exist. LZTS2 is a member of the LZTS2 family. This gene shares homology with other species, including: Mouse, Rat, Frog.