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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 – 15 of 295 results
1

Invitrogen™ Alexa Fluor™ 405 Cadaverine  DFS Item

Alexa Fluor™ 405 Cadaverine is useful as a polar tracer and as a reactive dye for labeling proteins via a carboxylic acid moiety.

2

Molecular Probes™ Tetramethylrhodamine (TAMRA) Azide (Tetramethylrhodamine 5-Carboxamido-(6-Azidohexanyl)), 5-isomer  DFS Item

Tetramethylrhodamine (TAMRA) Azide (Tetramethylrhodamine 5-Carboxamido-(6-Azidohexanyl)), 5-isomer

3

Invitrogen™ BODIPY™ 630/650-X NHS Ester (Succinimidyl Ester)  DFS Item

BODIPY™ 630/650-X dye is bright, far-red fluorescent dye. It has a high extinction coefficient and fluorescence quantum yield and is relatively insensitive to solvent polarity and pH change.

4

Thermo Scientific™ EZ-Link™ Hydrazide-Biotin

Biotinylate glycoproteins (aldehydes of oxidized sugars) with this simplest and shortest (15.7A) hydrazide-activated biotinylation reagent.

5

Invitrogen™ BODIPY™ TMR-X NHS Ester (Succinimidyl Ester)  DFS Item

BODIPY™ TMR-X dye is bright, orange fluorescent dye with similar excitation and emission to tetramethyrhodamine (TRITC) or Alexa Fluor™ 555 dye.

7

Thermo Scientific™ EZ-Link™ BMCC-Biotin

Biotinylate reduced cysteines (-SH groups) with a maleimide-activated, sulfhydryl-reactive biotinylation reagent containing a stabilizing cyclohexane group in the spacer arm.

8

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

Biotinylate glycoproteins (aldehydes of oxidized sugars) with a mid-length (27.0A), pegylated biotinylation reagent containing a 4-unit PEG spacer for length and solubility.

9

Thermo Scientific™ DyLight™ 680 NHS Ester

Label antibodies or other proteins as probes for fluorescence imaging assays with the full spectral range of NHS ester-activated DyLight Dyes.

Labeling Target Proteins
Content And Storage Store desiccated at -20°C.
Product Type Dye
Label or Dye DyLight™ 680
Reactive Moiety Active Ester, Succinimidyl Ester, NHS Ester
Solubility DMF (Dimethylformamide)
Emission 712
Excitation 692
Label Type DyLight Fluors
Chemical Reactivity Amine
Product Line DyLight
10

Invitrogen™ Click-IT™ L-Homopropargylglycine (HPG)  DFS Item
GREENER_CHOICE

Less hazardous technique for the detection of nascent protein synthesis

11

Invitrogen™ Click-IT™ Myristic Acid, Azide (12-Azidododecanoic Acid)  DFS Item
GREENER_CHOICE

Improve detection sensitivity in 1-D gels and western blots

12

Invitrogen™ 5(6)-FAM, SE (5-(and-6)-Carboxyfluorescein, Succinimidyl Ester), mixed isomers  DFS Item

5(6)-FAM, SE (5-(and-6)-Carboxyfluorescein, Succinimidyl Ester), mixed isomers

13

Invitrogen™ Tetramethylrhodamine Cadaverine, 5-(and-6)-((N-(5-Aminopentyl) Amino) Carbonyl) Tetramethylrhodamine, mixed isomers  DFS Item

Tetramethylrhodamine Cadaverine, 5-(and-6)-((N-(5-Aminopentyl) Amino) Carbonyl) Tetramethylrhodamine, mixed isomers

15

Molecular Probes™ Alexa Fluor™ 750 C5 Maleimide  DFS Item

Alexa Fluor™ 750 is a bright, near-infrared fluorescent dye with excitation ideally suited for the 633 nm laser line or dye-pumped laser excitation.