Internally Quenched Peptides / FRET Peptides
JPT’s internally quenched peptides or FRET peptides are guaranteed to be free of fluorescent impurities. The most frequently used dye/quencher combinations and common attachment options are shown below.
Fluorophore | Quencher | Excitation / Emission Wavelength |
---|---|---|
Abz 2-Aminobenzoyl |
Dnp 2,4-dinitrophenyl |
320 nm 420 nm |
Abz 2-Aminobenzoyl |
NitroTyr 3-nitro-tyrosine |
320 nm 420 nm |
Mca 7-Methoxycoumarin-4-yl)acetyl |
Dnp 2,4-dinitrophenyl |
325 nm 392 nm |
Trp Tryptophan |
Dnp 2,4-dinitrophenyl |
280 nm 360 nm |
EDANS 5-[(2-Aminoethyl) amino] naphthalene-1-sulfonic acid |
Dabcyl 4-([4'-dimethylamino)phenyl]azo)benzoyl |
340 nm 490 nm |
FAM Carboxyfluorescein |
Dabcyl 4-([4'-dimethylamino)phenyl]azo)benzoyl |
492 nm 517 nm |
Lucifer Yellow |
Dabsyl 4-(Dimethylamino)azobenzene-4'-sulfonyl |
430 nm 520 nm |
Back to main Peptide Modifications & Specialty Peptides page
Request a price for
Custom Peptide Synthesis
Quality Assurance
All production is performed according to ISO 9001:2015 standards