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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 293 results
1

Molecular Probes™ Alexa Fluor™ 790 NHS Ester (Succinimidyl Ester)  DFS Item

Alexa Fluor™ 790 is a bright and photostable near-IR dye that is spectrally similar to indocyanine green (ICG) and the IRDye™ 800 dye.

3

Molecular Probes™ Oregon Green™ 488 Azide (Oregon Green™ 6-Carboxamido-(6-Azidohexanyl), Triethylammonium Salt), 6-isomer  DFS Item

Oregon Green™ 488 Azide (Oregon Green™ 6-Carboxamido-(6-Azidohexanyl), Triethylammonium Salt), 6-isomer

6

Invitrogen™ Alexa Fluor™ 633 C5 Maleimide  DFS Item

Alexa Fluor™ 633 is a bright, red fluorescent dye with excitation ideally suited to the 633 nm laser line.

7

Invitrogen™ Alexa Fluor™ 660 NHS Ester (Succinimidyl Ester)  DFS Item

Alexa Fluor™ 660 is a bright and photostable far-red dye with excitation ideally suited to the 633 or 647 nm laser line.

8

Thermo Scientific™ DyLight™ 550 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™ 550
Reactive Moiety Active Ester, Succinimidyl Ester, NHS Ester
Solubility DMF (Dimethylformamide)
Emission 576
Excitation 562
Label Type DyLight Fluors
Chemical Reactivity Amine
Product Line DyLight
9

Invitrogen™ BODIPY™ FL Iodoacetamide (BODIPY™ FL C1-IA, N-(4,4-Difluoro-5,7-Dimethyl-4-Bora-3a,4a-Diaza-s-Indacene-3-yl)Methyl)Iodoacetamide)  DFS Item

BODIPY™ FL Iodoacetamide (BODIPY™ FL C1-IA, N-(4,4-Difluoro-5,7-Dimethyl-4-Bora-3a,4a-Diaza-s-Indacene-3-yl)Methyl)Iodoacetamide)

10

Invitrogen™ Alexa Fluor™ 680 NHS Ester (Succinimidyl Ester)  DFS Item

Alexa Fluor™ 680 is a bright and photostable near-IR dye that is spectrally similar to the Cy5.5 dye.

Shipping Condition Room Temperature
Product Type Dye
Emission 707 nm
Excitation 684 nm
Product Line Alexa Fluor
11

Thermo Scientific™ Fluorescein-5-Maleimide

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

15

Invitrogen™ Fluorescein-5-Isothiocyanate (FITC 'Isomer I')  DFS Item

Fluorescein-5-Isothiocyanate (FITC 'Isomer I')

Shipping Condition Room Temperature
Content And Storage Store in freezer (-5 to -30°C) and protect from light.
Product Type Fluorescein-5-Isothiocyanate
Label or Dye FITC (Fluorescein)
Reactive Moiety Isothiocyanate
Label Type Classic Dyes
Chemical Reactivity Amine