Protein Labeling Reagents
Invitrogen™ Alexa Fluor™ 488 5-TFP (Alexa Fluor™ 488 Carboxylic Acid, 2,3,5,6-Tetrafluorophenyl Ester), 5-isomer
Alexa Fluor™ 488 5-TFP (Alexa Fluor™ 488 Carboxylic Acid, 2,3,5,6-Tetrafluorophenyl Ester), 5-isomer
Invitrogen™ Pacific Blue™ Succinimidyl Ester
Pacific Blue™ succinimidyl ester
Invitrogen™ Alexa Fluor™ 405 NHS Ester (Succinimidyl Ester)
Alexa Fluor™ 405 is a blue-fluorescent dye optimal for use with the 405 nm violet laser.
Thermo Scientific™ FITC (5/6-fluorescein isothiocyanate), mixed isomer
Activated derivatives of green-fluorescent fluorescein dye to label antibodies, proteins and other molecules for fluorescence imaging (ex 494; em 518).
Thermo Scientific™ EZ-Link™ NHS-LC-LC-Biotin
Biotinylate protein amines with this doubly-long-chain (30.5A), NHS-ester biotinylation reagent containing a membrane permeable spacer arm for intracellular labeling.
Thermo Scientific™ Pierce™ Dye Removal Columns
Affinity resin with spin columns to quickly bind and remove excess fluorescent dye from antibody (protein) solutions following labeling reactions.
Thermo Scientific™ FL - EAB1 Peptide, 100μM
Contain known interaction motifs and are labeled with fluorescein
Thermo Scientific™ Pierce™ Iodination Beads
Easily and gently label (iodinate) proteins and peptides with iodine-125 using reagent-coated polystyrene beads that can be removed following reaction.
Invitrogen™ Alexa Fluor™ 633 Hydrazide
Alexa Fluor™ 633 Hydrazide is useful as a cell tracer and as a reactive dye for labeling aldehydes or ketones in polysaccharides or glycoproteins.
Invitrogen™ Fluorescein-5-Isothiocyanate (FITC 'Isomer I')
Fluorescein-5-Isothiocyanate (FITC 'Isomer I')
Thermo Scientific™ EZ-Link™ Alkoxyamine-PEG12-Biotin
Biotinylate glycoproteins (aldehydes of oxidized sugars) with a very long (55.4A), pegylated biotinylation reagent containing a 12-unit PEG spacer for length and solubility.
Invitrogen™ Biotin-4-Fluorescein
Biotin-4-fluorescein can be used to quantitate available biotin-binding sites or the concentration of avidin or streptavidin through the strong quenching associated when this molecule binds to avidin.
Invitrogen™ Alexa Fluor™ 568 C5 Maleimide
Alexa Fluor™ 568 is a bright, orange/red fluorescent dye with excitation ideally suited for the 568 nm laser line on the Ar-Kr mixed-gas laser.
Molecular Probes™ 7-Amino-4-Methylcoumarin, reference standard
7-Amino-4-methylcoumarin (AMC) can be used as a fluorescence reference standard for AMC-based enzyme substrates including AMC-based caspase substrates. | 175.2 g/mol