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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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Keyword Search:
31 – 45 of 3,101 results
31

Invitrogen™ Alexa Fluor™ 594 C5 Maleimide

Alexa Fluor™ 594 is a bright, red fluorescent dye that can be excited using the 561 nm or 594 nm laser lines.

EDGE ENCOMPASS
32

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.

EDGE
33

Invitrogen™ Alexa Fluor™ 700 NHS Ester (Succinimidyl Ester)

Alexa Fluor™ 700 is a bright and photostable near-IR dye that can be excited with a xenon-arc lamp, far-red diode lasers, or dye pumped lasers operating in the 675–700 nm range.

EDGE ENCOMPASS
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™ 700
Reactive Moiety Active Ester, Succinimidyl Ester
Emission 723 nm
Excitation 702 nm
Label Type Alexa Fluor
Chemical Reactivity Amine
Product Line Alexa Fluor
34

Thermo Scientific™ EZ-Link™ Amine-PEG3-Biotin

Biotinylate proteins or surfaces using EDC or other amine-reactive crosslinkers with a mid-length (22.9A) biotinylation reagent containing a 3-unit polyethylene glycol spacer.

EDGE
35

Thermo Scientific™ GalNAz (N-azidoacetylgalactosamine tetraacylated)

Study glycoproteins using in vivo metabolic labeling and chemoselective ligation to phosphine reagents with these azide-tagged sugars (GlcNAz, GalNAz, ManNAz).

EDGE
36

Invitrogen™ 3-Amino-3-Deoxydigoxigenin Hemisuccinamide, Succinimidyl Ester

3-amino-3-deoxydigoxigenin hemisuccinamide, succinimidyl ester

EDGE ENCOMPASS
37

Invitrogen™ Alexa Fluor™ 594 Biocytin, Sodium Salt (Biocytin Alexa Fluor™ 594)

Alexa Fluor™ 594 biocytin, sodium salt (biocytin Alexa Fluor™ 594)

EDGE ENCOMPASS
38

Invitrogen™ Alexa Fluor™ 594 Hydrazide, for microinjection

Alexa Fluor™ 594 Hydrazide is useful as a cell tracer and as a reactive dye for labeling aldehydes or ketones in polysaccharides or glycoproteins.

EDGE ENCOMPASS
39

Invitrogen™ SiteClick™ sDIBO Alkyne Kits for Antibody Labeling

Easily attach Alexa Fluor™ pHrodo™ and Biotin sDIBO Alkyne tags to azido-modified antibodies using SiteClick™ chemistry.

EDGE ENCOMPASS
Shipping Condition Wet Ice
Labeling Target Azido modified antibodies
Content And Storage Store in refrigerator (2°C to 8°C) and protect from light.
Labeling Method Click Chemistry
Chemical Reactivity Azide
40

Thermo Scientific™ DyLight™ 650 Maleimide

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

EDGE
41

Thermo Scientific™ DyLight™ 755 NHS Ester

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

EDGE
Labeling Target Proteins
Content And Storage Store desiccated at -20°C.
Product Type Dye
Label or Dye DyLight™ 755
Reactive Moiety Active Ester, Succinimidyl Ester, NHS Ester
Solubility DMF (Dimethylformamide)
Emission 776
Excitation 754
Label Type DyLight Fluors
Chemical Reactivity Amine
Product Line DyLight
42

Thermo Scientific™ DyLight™ 650-4xPEG NHS Ester

PEGylated far-red dye for enhanced fluorescence and reduced non-specific binding.

EDGE
43

Invitrogen™ BODIPY™ 493/503 NHS Ester (Succinimidyl Ester)

BODIPY™ 493/503 dye is bright, green fluorescent dye with similar excitation and emission to fluorescein (FITC) or Alexa Fluor™ 488 dye.

EDGE ENCOMPASS
44

Invitrogen™ Alexa Fluor™ 532 C5 Maleimide

Alexa Fluor™ 532 C5 Maleimide is a bright, yellow fluorescent dye with excitation ideally suited for the frequency-doubled Nd:YAG laser line.

EDGE ENCOMPASS
45

Molecular Probes™ Alexa Fluor™ 647 Azide, Triethylammonium Salt

The far red-fluorescent Alexa Fluor™ 647 azide is reactive with terminal alkynes via a copper-catalyzed click reaction.

EDGE ENCOMPASS