Loading the Dye Directory…

Kaede (red)

Kaede (red) (Ex-Max 572 nm/Em-Max 580 nm)

Kaede (red) is a tetrameric fluorescent protein derived from the stony coral, Trachyphyllia geoffroyi. It has an excitation peak at 572 nm and an emission peak at 580 nm.

Excitation & emission spectra

400450500550600650700750800

Key facts

Excitation maximum
572 nm
Emission maximum
580 nm
Optimal laser line
488-561
Optimal filter
585/40
Extinction coefficient
60400
Quantum yield
0.33
Molecular weight
25700

Kaede (red) has an excitation maximum at 572 nm and an emission maximum at 580 nm, a Stokes shift of 8 nm. Its extinction coefficient is 60400 M⁻¹cm⁻¹. It is optimally excited by the 488-561 laser line.

Frequently asked questions

What is Kaede (red)?
Kaede (red) is a tetrameric fluorescent protein derived from the stony coral, Trachyphyllia geoffroyi. It has an excitation peak at 572 nm and an emission peak at 580 nm.
What laser excites Kaede (red)?
Kaede (red) is optimally excited by the 488-561 laser line. Its excitation maximum is 572 nm.
What filter should I use to detect Kaede (red)?
A 585/40 filter captures the peak of the Kaede (red) emission near 580 nm with minimal spillover.