accessibility menu, dialog, popup

UserName

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.
Product Line 
  • (86)
  • (17)
  • (1)
  • (2)
  • (38)
  • (9)
  • (7)
  • (14)
Label Type 
  • (76)
  • (17)
  • (7)
  • (61)
  • (2)
  • (2)
  • (38)
  • (1)
Color 
  • (17)
  • (2)
  • (1)
  • (6)
  • (17)
  • (2)
  • (1)
  • (7)
Label or Dye 
  • (5)
  • (5)
  • (5)
  • (5)
  • (1)
  • (6)
  • (45)
  • (2)
Solubility 
  • (38)
  • (41)
  • (33)

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

category

special offers

  • (1)

brands

  • (3)
  • (49)
  • (236)
  • (9)
  • (3)
  • (2)
  • (354)
  • (1)

special interests

  • (15)

Product Line

  • (86)
  • (17)
  • (1)
  • (2)
  • (38)
  • (9)
  • (7)
Show all

Label Type

  • (76)
  • (17)
  • (7)
  • (61)
  • (2)
  • (2)
  • (38)
Show all

Color

  • (17)
  • (2)
  • (1)
  • (6)
  • (17)
  • (2)
  • (1)
Show all

Label or Dye

  • (5)
  • (5)
  • (5)
  • (5)
  • (1)
  • (6)
  • (45)
Show all

Solubility

  • (38)
  • (41)
  • (33)

Chemical Reactivity

  • (10)
  • (3)
  • (23)
  • (1)
  • (8)
  • (10)
  • (2)
Show all

Spacer

  • (1)
  • (1)
  • (9)
  • (1)
  • (3)
  • (1)
  • (4)
Show all

Labeling Target

  • (1)
  • (11)

Molecular Weight (g/mol)

  • (1)
Keyword Search:
1 – 15 of 293 results
1

Invitrogen™ Alexa Fluor™ 594 NHS Ester (Succinimidyl Ester)  DFS Item

Alexa Fluor™ 594 is a bright red dye. Used for stable signal generation in imaging and flow cytometry, Alexa Fluor™ 594 dye is water soluble and pH-insensitive from pH 4 to pH 10.

Shipping Condition Room Temperature
Product Type Dye
Emission 617 nm
Excitation 590 nm
Product Line Alexa Fluor
2

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™ Kinase Tracer 222, 50 μM  DFS Item

Kinase Tracer 222 is an Alexa Fluor™ 647 dye-labeled, ATP-competitive kinase inhibitor scaffold for use in the LanthaScreen™ Eu Kinase Binding Assay.

5

Thermo Scientific™ DyLight™ 680 Maleimide

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

6

Invitrogen™ Click-IT™ GlcNAz Metabolic Glycoprotein Labeling Reagent (tetraacetylated N-Azidoacetylglucosamine)  DFS Item
GREENER_CHOICE

Compatible with LC-MS/MS and Multiplexed Proteomics™ technologies

7

Invitrogen™ Tetramethylrhodamine-5-Iodoacetamide Dihydroiodide (5-TMRIA), single isomer  DFS Item

Tetramethylrhodamine-5-Iodoacetamide Dihydroiodide (5-TMRIA), single isomer

8

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)

9

Invitrogen™ Alexa Fluor™ 750 NHS Ester (Succinimidyl Ester)  DFS Item

Alexa Fluor™ 750 is a bright and photostable near-IR dye that is spectrally similar to Cy7.

Shipping Condition Room Temperature
Product Type Dye
Emission 782 nm
Excitation 753 nm
Product Line Alexa Fluor
10

Thermo Scientific™ DyLight™ 488, Free Acid  DFS Item

Use these non-activated, carboxylic acid forms of DyLight Dyes as controls and calibration standards in fluorescence imaging applications.

11

Invitrogen™ CPM (7-Diethylamino-3-(4'-Maleimidylphenyl)-4-Methylcoumarin)  DFS Item

The thiol-reactive coumarin, CPM is very weakly fluorescent until reacted with thiols producing a conjugate with excitation/emission maxima of ∼384/470 nm.

12

Thermo Scientific™ Sulfo-SBED Biotin Label Transfer Reagent, No-Weigh™ Format

Chemically tag purified proteins at primary amines to covalently crosslink and transfer biotinylation to protein interaction binding partners.

14

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

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.

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
15

Bolton-Hunter Reagent, Thermo Scientific Chemicals

CAS: 34071-95-9 Molecular Formula: C13H13NO5 Synonym: N-Succinimidyl-3-(4-hydroxyphenyl)propionate; Rudinger reagent

CAS 34071-95-9
Synonym N-Succinimidyl-3-(4-hydroxyphenyl)propionate; Rudinger reagent
Molecular Formula C13H13NO5