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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 296 results
1

Thermo Scientific™ Sulfo-SHPP (Water-Soluble Bolton-Hunter Reagent)

Add tyrosine (tyrosyl) groups to proteins to increase the number of iodine-125 labeling (iodination) sites using an amine-reactive, NHS ester compound.

4

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

Biotinylate DNA or RNA via intercalation and conjugation with thymine- and other pyrimidine-containing bases with this light-activated biotinylation reagent.

5

Invitrogen™ Alexa Fluor™ 514 NHS Ester (Succinimidyl Ester)  DFS Item

Used for stable signal generation in imaging and flow cytometry, Alexa Fluor™ 514 dye is water soluble and pH-insensitive from pH 4 to pH 10.

6

Thermo Scientific™ DyLight™ 800-4xPEG NHS Ester

Fluorescently label antibodies and other proteins for near-IR detection with this derivative of our high-performance DyLight 800 Dye.

7

Invitrogen™ ARP (N-(aminooxyacetyl)-N'-(D-Biotinoyl) hydrazine, Trifluoroacetic Acid Salt)  DFS Item

ARP (N-(aminooxyacetyl)-N'-(D-Biotinoyl) hydrazine, Trifluoroacetic Acid Salt)

10

Thermo Scientific™ DyLight™ 730-B1 NHS Ester

Label amine-containing molecules for fluorescence imaging or flow cytometry with these benzopyrillium- and cyanine-based, infrared-emitting (633 or 700 laser) NHS ester dyes.

11

Invitrogen™ LanthaScreen™ Amine Reactive Tb Chelate  DFS Item

As part of the LanthaScreen™ TR-FRET toolbox of assay reagents, LanthaScreen™ Amine Reactive Tb Chelate labeling reagent is available for assay development.

Shipping Condition Dry Ice
Content And Storage LanthaScreen™ TR-FRET Labeling Reagents are provided lyophilized. Store at -20°C, desiccated, and protected from light. After reconstitution, terbium lanthanide chelates should be stored on ice and used within the same day.
Product Type Amine Reactive Tb Chelate
Product Line LanthaScreen
12

Thermo Scientific™ FL - EAB1 Peptide, 100μM  DFS Item

Contain known interaction motifs and are labeled with fluorescein

13

Thermo Scientific™ FL - TB3 Peptide, 100μM  DFS Item

Contain known interaction motifs and are labeled with fluorescein

14

Invitrogen™ Alexa Fluor™ 350 NHS Ester (Succinimidyl Ester)  DFS Item

Used for stable signal generation in imaging and flow cytometry, Alexa Fluor™ 350 dye is water soluble and pH-insensitive from pH 4 to pH 10.

15

Invitrogen™ LysoLight™ sDBCO Reagents

LysoLight sDBCO reagents are engineered for use with SiteClick Duet and Quartet antibody labeling kits. They offer robust and reproducible conjugation without compromising antibody-target affinity.

Shipping Condition Ambient
Content And Storage -25°C to +8°C
Solubility DMSO (Dimethylsulfoxide)
Labeling Method Click Chemistry
Green Features Enhanced stability
For Use With (Application) SiteClick Antibody Labeling
Chemical Reactivity Azide
Detection Method Fluorescence
Labeling Target Azido Modified Antibodies
For Use With (Equipment) Flow Cytometer, Fluorescence Microscope, High Content Analysis Instrument
Product Type Reactive Dye
Reactive Moiety sDBCO alkyne
Label Type LysoLight
Product Line LysoLight