Tumor-associated antigen. Expressed in normal tissues including colon, mammary gland, ovary, placenta, stomach and testis, as well as several fetal tissues. Tumor-associated antigen found in several cutaneous T-cell lymphoma (CTCL). Expressed in 4 of 11 Mycosis fungoides tissues and in a T-zone lymphoma. Belongs to the cTAGE family. Could be the product of a pseudogene.