Cyanine 555NS succinimidyl ester, a non-sulfonated Cy3 dye, can be used to label proteins, oligonucleotides and nucleic acids. Cyanine 555NS, Cyanine 488NS (90117) and Cyanine 647NS (90119) are designed to match for charge and molecular weight that could be used in 2D DIGE platform. Biotium offers high quality reactive succinimidyl esters.
- λEx/λEm (free acid in methanol) = 547/572 nm
- Dark red solid soluble in DMF and DMSO
- Store at -20°C
- MW = 682