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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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1
Promotions Available

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

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Label Type Biotin & Analogs
2
Promotions Available

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

Thermo Scientific™ EZ-Link™ Sulfo-NHS-SS-Biotin No-Weigh™ Format is a water-soluble, NHS-ester biotinylation reagent whose spacer arm includes a cleavable disulfide bond for reversible labeling of proteins and cell surface primary amines.

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Chemical Reactivity Amine
3
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Thermo Scientific™ EZ-Link™ NHS-LC-Biotin

Biotinylate protein amines (e.g., lysines) with this long-chain (22.4A), NHS-ester biotinylation reagent containing a membrane permeable spacer arm for intracellular labeling.

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4
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Thermo Scientific™ NHS-Fluorescein (5/6-carboxyfluorescein succinimidyl ester), mixed isomer

Activated derivatives of green-fluorescent fluorescein dye to label antibodies, proteins and other molecules for fluorescence imaging (ex 494; em 518).

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Content And Storage Store desiccated at -20°C, protect from moisture
Product Type NHS-Fluorescein
Label or Dye FITC (Fluorescein)
Reactive Moiety Active Ester, Succinimidyl Ester, NHS Ester
Solubility DMF (Dimethylformamide)
Emission 518
Excitation 494
Label Type Classic Dyes
Chemical Reactivity Amine
Product Line Pierce
5
Promotions Available

Thermo Scientific™ EZ-Link™ Sulfo-NHS-LC-Biotin

Thermo Scientific™ EZ-Link™ Sulfo-NHS-LC-Biotin is an intermediate-length, water-soluble biotinylation reagent for labeling antibodies, proteins and other molecules that have primary amines.

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Cell Permeability Cell-Impermeant
Product Type Sulfo-NHS-LC-Biotin
Spacer Mid-length
Label or Dye Biotin
Solubility DMF (Dimethylformamide),DMSO (Dimethylsulfoxide),Water
Chemical Reactivity Amine
Product Line EZ-Link
6

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

Biotinylate proteins or surfaces using EDC or other amine-reactive crosslinkers with this short (20.4A) biotinylation reagent containing a 2-unit polyethylene glycol spacer.

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7
Promotions Available

Thermo Scientific™ EZ-Link™ Sulfo-NHS-Biotin

Thermo Scientific™ EZ-Link™ Sulfo-NHS-Biotin is a short-chain, water-soluble biotinylation reagent for labeling antibodies, proteins and other molecules that have primary amines.

EDGE
Cell Permeability Cell-Impermeant
Product Type Sulfo-NHS-Biotin
Spacer Short
Label or Dye Biotin
Solubility DMF (Dimethylformamide),DMSO (Dimethylsulfoxide),Water
Chemical Reactivity Amine
Product Line EZ-Link
8

Thermo Scientific™ Pierce™ Iodination Tubes

Reliably label (iodinate) proteins and peptides with iodine-125 using glass test tubes that are pre-coated (activated) with iodination reagent.

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9
Promotions Available

Thermo Scientific™ EZ-Link™ HPDP-Biotin, No-Weigh™ Format

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Solubility DMF (Dimethylformamide),DMSO (Dimethylsulfoxide)
Label Type Biotin & Analogs
10

Novus Biologicals™ Lightning-Link (R) Rapid Alexa Fluor 594 Antibody Labeling Kit

Antibody labeling kit

Content And Storage -20°C
Product Type Antibody Labeling Kit
12
Promotions Available

Thermo Scientific™ EZ-Link™ NHS-PEG4-Biotin

Thermo Scientific™ EZ-Link™ NHS-PEG4-Biotin is a pegylated, water-soluble reagent for simple and efficient biotin labeling of antibodies, proteins and other primary amine-containing macromolecules.

EDGE
Cell Permeability Cell-Impermeant
Content And Storage Store at -20°C.
Product Type NHS-PEG4-Biotin
Label or Dye Biotin
Solubility DMF (Dimethylformamide),DMSO (Dimethylsulfoxide),Water
Chemical Reactivity Amine
Product Line EZ-Link
13
Promotions Available

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.

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14
Promotions Available

Thermo Scientific™ EZ-Link™ NHS-Biotin

Biotinylate protein amines (e.g., lysines) with a simple, short (13.5A), NHS-ester biotinylation reagent containing a membrane-permeable spacer arm for intracellular labeling.

EDGE
15

Cytiva Amersham™ CyDye™ Post-Labeling Reactive Dye Packs

Reactive CyDye fluors specifically optimized for nucleic acid microarray labeling. Cytiva CyDye Post-Labelling Reactive Dye Pack provides conveniently packaged, highly reactive Cy3 and Cy5 monofunctional NHS ester to label probes via the post-labeling (amino allyl) route.

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