mNeptune
mNeptune (Ex-Max 598 nm/Em-Max 643 nm)
<html>mNeptune is a monomeric red fluorescent protein with excitation and emission maximums of 600 nm and 650 nm, respectively. mNeptune was first derived from <i>Entacmaea quadricolor.</i></html>
Excitation & emission spectra
Key facts
- Excitation maximum
- 598 nm
- Emission maximum
- 643 nm
- Optimal laser line
- 594
- Optimal filter
- 630/69
- Extinction coefficient
- 67000
- Quantum yield
- 0.2
mNeptune has an excitation maximum at 598 nm and an emission maximum at 643 nm, a Stokes shift of 45 nm. Its extinction coefficient is 67000 M⁻¹cm⁻¹. It is optimally excited by the 594 laser line.
Frequently asked questions
- What is mNeptune?
- <html>mNeptune is a monomeric red fluorescent protein with excitation and emission maximums of 600 nm and 650 nm, respectively. mNeptune was first derived from <i>Entacmaea quadricolor.</i></html>
- What laser excites mNeptune?
- mNeptune is optimally excited by the 594 laser line. Its excitation maximum is 598 nm.
- What filter should I use to detect mNeptune?
- A 630/69 filter captures the peak of the mNeptune emission near 643 nm with minimal spillover.