PFKFB3 phosphorylates fructose-6-phosphate (F-6-P) to fructose-2,6-bisphosphate (F-2,6-BP), which subsequently allosterically activates phosphofructokinase-1 (PFK1) and stimulates high glycolytic flux in human cancers [31, 32]. This evidence concerns the gene PFKFB3 and cancer.