Cy7
Cy7 (Ex-Max 756 nm/Em-Max 779 nm)
Cy7 is an important historical fluorophore from GE Healthcare. It has an excitation peak at 756 nm and an emission peak at 779 nm. Spectrally its similar to Alexa Fluor™ 750.
Excitation & emission spectra
Key facts
- Excitation maximum
- 756 nm
- Emission maximum
- 779 nm
- Optimal laser line
- 730-750
- Optimal filter
- 780/60
- Relative brightness
- 3 of 5
- Molecular weight
- 627
- Commercial antibodies
- 6.8k from 6 suppliers
Cy7 has an excitation maximum at 756 nm and an emission maximum at 779 nm, a Stokes shift of 23 nm. It is optimally excited by the 730-750 laser line.
Frequently asked questions
- What is Cy7?
- Cy7 is an important historical fluorophore from GE Healthcare. It has an excitation peak at 756 nm and an emission peak at 779 nm. Spectrally its similar to Alexa Fluor™ 750.
- What laser excites Cy7?
- Cy7 is optimally excited by the 730-750 laser line. Its excitation maximum is 756 nm.
- What filter should I use to detect Cy7?
- A 780/60 filter captures the peak of the Cy7 emission near 779 nm with minimal spillover.
- How bright is Cy7?
- Cy7 has a relative brightness of 3 out of 5.
- How many antibodies are available conjugated to Cy7?
- FluoroFinder tracks 6762 commercially available Cy7 conjugates, searchable by target, clone, host and application.