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Protein Labeling Reagents

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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1 – 15 of 20 results
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Thermo Scientific™ EZ-Link™ Maleimide-PEG2-Biotin, No-Weigh™ Format

Biotinylate reduced cysteines with this short, maleimide-activated, sulfhydryl-reactive biotinylation reagent containing a 2-unit PEG spacer arm to enhance water solubility.

Promotions are available
EDGE
Cell Permeability Cell-Impermeant
Product Type Maleimide-PEG2-Biotin
Label or Dye Biotin
Solubility DMF (Dimethylformamide),DMSO (Dimethylsulfoxide),Water
Reactive Moiety Maleimide
Chemical Reactivity Thiol
Product Line EZ-Link™
10

Thermo Scientific™ EZ-Link™ NHS-PEG12-Biotin, No-Weigh™ Format

Biotinylate protein amines and maximize solubility of proteins with this very long (56.0A) NHS-ester biotinylation reagent containing a pegylated, water-soluble spacer arm.

Promotions are available
Label Type Biotin & Analogs
11

Thermo Scientific™ NHS-Rhodamine (5/6-carboxy-tetramethyl-rhodamine succinimidyl ester), mixed isomer

Label antibodies, proteins and other molecules for fluorescence imaging (ex 546; em 572-615) using these activated derivatives of red-fluorescent rhodamine dye.

Promotions are available
12

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.

13

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.

Promotions are available
14

Molecular Probes™ 5-TAMRA, SE (5-Carboxytetramethylrhodamine, Succinimidyl Ester), single isomer

5-TAMRA, SE (5-Carboxytetramethylrhodamine, Succinimidyl Ester), single isomer

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15

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.

Promotions are available
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™

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