5-TAMRA cadaverine can used to modify carboxylic acid group in the presence of activators (e.g. EDC, or DCC) or activated esters (e.g. NHS esters) through a stable amide bond.
PBP2 is a selective inducer of G-quadruplex structures from the unstructured single-stranded DNA conformations. PBP2 downregulates BCL-2 gene expression in cancer cells.