Protein Analysis Reagents

A wide variety of products for use in the study of proteins. Includes protein samples, extraction and purification products, protein modifiers, assays, dialysis supplies, gene reporter systems, cDNA, competent cells, immunohistochemistry supplies, etc.

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α-Amanitin (1)
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(2R)-2-[[9-(Methylethyl)-6-[[[4-(2-pyridinyl)phenyl]methyl]amino]-9H-purin-2-yl]amino]-1-butanol trihydrochloride (1)
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1-step Human Coupled IVT Kit (2)
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106 – 120 of 130,566 results

106

Thermo Scientific™ Pierce™ Premium Grade DSP (dithiobis(succinimidyl propionate))

Optimize applications where product integrity and risk minimization are paramount with our highest quality formulation of this popular amine-reactive, cleavable crosslinker.

Pricing & Availability
Specifications

Shipping Condition	Ambient
Content And Storage	Upon receipt store desiccated at 4°C.
Cleavable	By Thiols
Water Soluble	No
Form	Powder
Molecular Weight (g/mol)	404.42
Solubility	DMF, DMSO
Labeling Method	Chemical Labeling
Crosslinker Type	Homobifunctional
Chemical Reactivity	Amine-Amine
Cell Permeability	Yes
Format	Standard, Single-use, Premium-grade
Product Type	Crosslinker
Spacer	Medium (10 to 30 Å)
Formulation	Dithiobis(succinimidylpropionate); powder solid
Reactive Moiety	NHS Ester
Spacer Arm Length	12.0 Å
Product Line	Pierce
PEGylated	No

107

Thermo Scientific™ Pierce™ Firefly Luciferase Glow Assay Kit

Obtain bright and stable bioluminescence signal (half-life greater than 2 hours) in the presence of red firefly luciferase reporters

Pricing & Availability
Specifications

Substrate	D-Luciferin
Assay	Reporter Enzyme, Luciferase Reporter Assay
Substrate Properties	Chemical Substrate
Target	Luciferase, Firefly Luciferase
Type	Assay Kit
Format	384-well plate, 96-well plate
For Use With (Equipment)	Luminometer (Microplate)
Compatible Cells	Mammalian Cells
Substrate Type	Luciferase Substrate
Technique	Enhanced Chemiluminescence
Label Type	Enzyme Labeled
Product Line	Pierce
Detection Method	Bioluminescence

108

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Thermo Scientific™ Pierce Protease Inhibitor Tablets

Thermo Scientific™ Pierce Protease Inhibitor Tablets and Mini Tablets are broad-spectrum protease inhibitors that are highly effective at preventing proteolytic degradation for cell lysis and protein extraction experiments.

Pricing & Availability

109

Thermo Scientific™ DSS (disuccinimidyl suberate), No-Weigh™ Format

Crosslink amines to amines with disuccinimidyl suberate composed of NHS-ester groups with a membrane-permeable, mid-length spacer for intracellular protein crosslinking.

Pricing & Availability
Specifications

Cleavable	No
PEGylated	No

110

Thermo Scientific™ NHS-Fluorescein (5/6-carboxyfluorescein succinimidyl ester), mixed isomer

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

Pricing & Availability
Specifications

Content And Storage	Store desiccated at -20°C, protect from moisture
Product Type	NHS-Fluorescein
Label or Dye	FITC (Fluorescein)
Reactive Moiety	Active Ester, Succinimidyl Ester, NHS Ester
Solubility	DMF (Dimethylformamide)
Emission	518
Excitation	494
Label Type	Classic Dyes
Chemical Reactivity	Amine
Product Line	Pierce

111

Thermo Scientific™ Guardian™ Peroxidase Conjugate Stabilizer/Diluent

Preserve diluted (1-1,000ng/mL) HRP conjugates for more than six months at room temperature without significant loss of activity using Guardian Peroxidase Conjugate Stabilizer/Diluent.

Pricing & Availability
Specifications

Physical Form	Liquid
Chemical Name or Material	Peroxidase Conjugate Stabilizer/Diluent
Recommended Storage	Upon receipt store at room temperature or 4°C.
Product Line	Guardian

112

Thermo Scientific™ HisPur™ Cobalt Superflow Agarose

Perform high-purity, large-scale purification of polyhistidine-tagged proteins with this tetradentate-chelating Superflow 6 support charged with divalent cobalt.

Pricing & Availability
Specifications

Stationary Phase	Metal Chelate, Divalent Cobalt
Type	Agarose
Target	His-Tagged Protein
Content And Storage	Store at 4°C
Format	Bottle
Form	Liquid Suspension
Column Type	Affinity, Agarose Resin
Product Line	HisPur

113

Molecular Probes™ Alexa Fluor™ 488 Microscale Protein Labeling Kit

Microscale Protein Labeling Kits provide a convenient means for attaching a fluorescent label to a small amount of antibody or protein (20–100 μg).

Pricing & Availability

114

Thermo Scientific™ Pierce™ NHS-Activated Agarose Slurry

N-Hydroxysuccinimide ester resin and columns to covalently immobilize proteins, peptides and other amine-containing ligands for affinity purification.

Pricing & Availability

115

Invitrogen™ Zenon™ LysoLight™ Green IgG Labeling Reagents

Streamline antibody-drug conjugate screening with Zenon LysoLight Green IgG labeling reagents for the monitoring of antibody internalization. These reagents offer rapid, scalable antibody labeling and a bright fluorescence-based indication of antibody uptake and lysosomal trafficking in target cells when analyzed by flow cytometry, fluorescence microscopy, or high-content screening.

Pricing & Availability
Specifications

Excitation/Emission	488/525 nm
Labeling Target	Antibodies
Flow Cytometer Laser Lines	Blue
For Use With (Equipment)	Flow Cytometer, Fluorescence Microscope, High Content Analysis Instrument
Product Type	Labeling Reagent
Spacer	None
Color	Green
Label or Dye	LysoLight Green
Solubility	Aqueous Buffer
For Use With (Application)	To screen for antibody internalization
Product Line	LysoLight
Detection Method	Fluorescence

116

Thermo Scientific™ Streptavidin Protein, HRP

Thermo Scientific™ Pierce™ Streptavidin, Horseradish Peroxidase Conjugate includes streptavidin in a purified form conjugated to peroxidase for substrate-based detection.

Pricing & Availability
Specifications

Shipping Condition	Ambient Temperature
Content And Storage	Store in original container protected from direct sunlight in a dry, cool and well-ventilated area, but do not store above -20°C.
Conjugate	HRP
Target Molecule	Biotin
Product Type	Streptavidin Conjugate
Form	Solid
Label or Dye	HRP (Horseradish Peroxidase)
Product Line	Pierce

117

Invitrogen™ DTNB; Ellman's Reagent, 5,5'-Dithiobis-(2-Nitrobenzoic Acid)

DTNB; Ellman's Reagent, 5,5'-Dithiobis-(2-Nitrobenzoic Acid)

Pricing & Availability

118

Thermo Scientific™ NHS-Rhodamine (5/6-carboxy-tetramethyl-rhodamine succinimidyl ester), mixed isomer

Label antibodies, proteins and other molecules for fluorescence imaging (ex 546; em 572-615) using these activated derivatives of red-fluorescent rhodamine dye.

Pricing & Availability

119

Invitrogen™ Zip Alexa Fluor™ Rapid Antibody Labeling Kits

Invitrogen Zip Alexa Fluor Rapid Antibody Labeling kits allow you to efficiently and quickly label your precious antibody with Alexa Flour dyes to create an antibody conjugate that is ready to use within 15 minutes with 100% recovery.

Pricing & Availability
Specifications

Labeling Target	IgG
Product Type	Labeling Kit
Quantity	3 Labelings
Label Type	Alexa Fluor
Labeling Scale	100 μg
Chemical Reactivity	Amine
Product Line	Alexa Fluor

120

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Invitrogen™ One Shot™ TOP10 Electrocomp™ E. coli

One Shot TOP10 Electrocomp E. coli cells are ideal for high-efficiency cloning and plasmid propagation. Provided at a transformation efficiency of >1 x 10¹⁰ cfu/ μg supercoiled DNA, these cells allow for stable replication of high copy number plasmids.

Pricing & Availability
Specifications

Shipping Condition	Dry Ice
Blue/White Screening	Yes (lacZΔM15)
Cloning Unstable DNA	No
Cloning Methylated DNA	Yes (mcrA)
Transformation Efficiency Level	High Efficiency (>1 x 10¹⁰ cfu/μg)
High-throughput Compatibility	Low
Improves Plasmid Quality	Yes (endA1)
Preparing Unmethylated DNA	No
Plasmid	May be used for plasmids >20 kb
Reduces Recombination	Yes (recA13)
T1 Phage - Resistant (tonA)	No
Antibiotic Resistance Bacterial	Yes (Streptomycin)
Format	Tube
Product Type	Electrocompetent Cells
Species	E. coli (K12)
Product Line	One Shot
Contains F' Episome	No

Protein Analysis Reagents

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Thermo Scientific™ HisPur™ Cobalt Superflow Agarose GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Thermo Scientific™ NHS-Rhodamine (5/6-carboxy-tetramethyl-rhodamine succinimidyl ester), mixed isomer GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Thermo Scientific™ HisPur™ Cobalt Superflow Agarose

Thermo Scientific™ NHS-Rhodamine (5/6-carboxy-tetramethyl-rhodamine succinimidyl ester), mixed isomer