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Protein Labeling Reagents

Various reagents designed to selectively label target proteins. Products include classic dyes, radioisotope labels, biotinylation reagents, fluorescent labels, molecular probes, assays, and labeling kits.
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166 – 180 of 2,638 results
166

BD 7-AAD Staining Solution

Convenient, ready-to-use nucleic acid dye that can be used in place of propidium iodide (PI)

167

Molecular Probes™ Alexa Fluor™ 488 NHS Ester (Succinimidyl Ester)

Alexa Fluor™ 488 is a bright, green-fluorescent dye with excitation ideally suited for the 488 nm laser line.

ENCOMPASS_PREFERRED
Shipping Condition Room Temperature
Content And Storage Store in freezer (-5 to -30°C) and protect from light.
Product Type Dye
Label or Dye Alexa Fluor™ 488
Emission 517 nm
Excitation 494 nm
Label Type Alexa Fluor
Chemical Reactivity Amine
Product Line Alexa Fluor™
168

Invitrogen™ Alexa Fluor™ 488 Hydroxylamine

Alexa Fluor™ 488 Hydroxylamine is useful as a cell tracer and as a reactive dye for labeling aldehydes or ketones in polysaccharides or glycoproteins.

EDGE ENCOMPASS_PREFERRED
169

Invitrogen™ Alexa Fluor™ 680 C2 Maleimide

Alexa Fluor™ 680 is a bright, near-infrared fluorescent dye with excitation ideally suited for the 633 nm laser line.

EDGE ENCOMPASS_PREFERRED
170

Invitrogen™ LanthaScreen™ Amine Reactive Tb Chelate

As part of the LanthaScreen™ TR-FRET toolbox of assay reagents, LanthaScreen™ Amine Reactive Tb Chelate labeling reagent is available for assay development.

EDGE ENCOMPASS_PREFERRED
Shipping Condition Dry Ice
Content And Storage LanthaScreen™ TR-FRET Labeling Reagents are provided lyophilized. Store at -20°C, desiccated, and protected from light. After reconstitution, terbium lanthanide chelates should be stored on ice and used within the same day.
Product Type Amine Reactive Tb Chelate
Product Line LanthaScreen™
171

Molecular Probes™ pHrodo™ Red, succinimidyl ester (pHrodo™ Red, SE)

New pH-sensitive pHrodo™ Red dye conjugates give faster and more accurate results than any other phagocytosis assay.

ENCOMPASS_PREFERRED
172

Thermo Scientific™ EZ-Link™ Iodoacetyl-PEG2-Biotin

Biotinylate reduced cysteines (-SH groups) at high pH with this haloacetyl-activated, sulfhydryl-reactive biotinylation reagent containing polyethylene glycol for solubility.

173

Invitrogen™ Click-iT™ Cell Reaction Buffer Kit
GREENER_CHOICE

Clicks the two moieties together

ENCOMPASS_PREFERRED
174

Molecular Probes™ Acryloyl-X, SE (6-((acryloyl)amino)hexanoic acid, succinimidyl ester)

Acryloyl-X, SE (6-((acryloyl)amino)hexanoic acid, succinimidyl ester) is an amine-reactive molecule that enables crosslinking of acrylamide to proteins and other biomolecules containing amines.

ENCOMPASS_PREFERRED
175

Molecular Probes™ 3-Amino-3-Deoxydigoxigenin Hemisuccinamide, Succinimidyl Ester

3-amino-3-deoxydigoxigenin hemisuccinamide, succinimidyl ester

ENCOMPASS_PREFERRED
176

Molecular Probes™ Qdot™ 525 ITK™ Amino (PEG) Quantum Dots

Qdot™ 525 ITK™ Amino (PEG) Quantum Dots

ENCOMPASS_PREFERRED
177
Promotions Available

Invitrogen™ Click-IT™ AHA (L-Azidohomoalanine)
GREENER_CHOICE

Non-radioactive technique

ENCOMPASS_PREFERRED
178

Molecular Probes™ Alexa Fluor™ 488 C5 Maleimide

Alexa Fluor™ 488 is a bright, green fluorescent dye with excitation ideally suited to the 488 nm laser line.

ENCOMPASS_PREFERRED
179

Invitrogen™ Click-IT™ GlcNAz Metabolic Glycoprotein Labeling Reagent (tetraacetylated N-Azidoacetylglucosamine)
GREENER_CHOICE

Compatible with LC-MS/MS and Multiplexed Proteomics™ technologies

ENCOMPASS_PREFERRED
180

Thermo Scientific™ EZ-Link™ DBCO Protein Labeling Kit

Kit provides everything needed to covalently label proteins with a dibenzylcyclooctyne (DBCO) group for copper-free click chemistry applications. Contains all necessary materials to perform five labeling reactions and subsequent purification for removal of excess DBCO reagent.