پروتئین ملان آ

Also known as MART-1, MART1, melan-A

thumb|Immunohistochemistry stain for Melan-A in a poorly differentiated metastatic melanoma to a lymph node, helping in its diagnosis Protein melan-A also known as melanoma antigen recognized by T cells 1 or MART-1 is a protein that in humans is encoded by the MLANA or "MALENA" gene. A fragment of the protein, usually consisting of the nine amino acids 27 to 35, is bound by MHC class I complexes which present it to T cells of the immune system. These complexes can be found on the surface of melanoma cells. Decameric peptides (26-35) are being investigated as cancer vaccines.