Loading the Dye Directory…

mCerulean3

mCerulean3 (Ex-Max 430 nm/Em-Max 470 nm)

<html>mCerulean3 is a monomeric fluorescent protein derived from the jellyfish, <i>Aequorea victoria.</i> It has an excitation peak at 433 nm and an emission peak at 475 nm.</html>

Excitation & emission spectra

400450500550600650700750800

Key facts

Excitation maximum
433 nm
Emission maximum
475 nm
Optimal laser line
405
Optimal filter
450/50
Extinction coefficient
40000
Quantum yield
0.87

mCerulean3 has an excitation maximum at 433 nm and an emission maximum at 475 nm, a Stokes shift of 42 nm. Its extinction coefficient is 40000 M⁻¹cm⁻¹. It is optimally excited by the 405 laser line.

Frequently asked questions

What is mCerulean3?
<html>mCerulean3 is a monomeric fluorescent protein derived from the jellyfish, <i>Aequorea victoria.</i> It has an excitation peak at 433 nm and an emission peak at 475 nm.</html>
What laser excites mCerulean3?
mCerulean3 is optimally excited by the 405 laser line. Its excitation maximum is 433 nm.
What filter should I use to detect mCerulean3?
A 450/50 filter captures the peak of the mCerulean3 emission near 475 nm with minimal spillover.