ALDOA(Fructose-bisphosphate aldolase A) is also named as lung cancer antigen NY-LU-1,muscle-type aldolase,ALDA and belongs to the class I fructose-bisphosphate aldolase family.The ALDOA gene encodes a homotetrameric protein.It is found in skeletal muscle and red blood cells, and functions in glycolysis, promoting the reversible cleavage of FBP to triose phosphate, G-3-P and DHAP. ALDOA is up regulated in various cancers, including human lung squamous and renal cell carcinomas.