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Protein Biology

A 3D rendering of numerous purple, irregularly shaped protein structures floating in a dark blue background, creating a dynamic and abstract representation of molecular biology.

From antibodies to enzymes and bioactive small molecules, we have the support you need for your protein biology research. Discover our large portfolio of antibodies along with high-quality protein electrophoresis and Western blotting products. Or, explore our reliable chromatography products for protein purification and protein sample prep. We also offer dependable proteins, enzymes, and bioactive small molecules for various research applications.

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AntibodiesDuolink® Proximity Ligation AssayProteins, Enzymes & Small MoleculesBioactive Small MoleculesProtein Mass SpectrometryProtein Electropheresis and Western BlottingProtein Purification ChromotographyProtein Sample PrepImmunoassay Platform Solutions
Antibodies

Antibodies

Explore our vast selection of primary, secondary, and recombinant monoclonal antibodies for ELISA, Western blot, and immunohistochemistry (IHC).

Featured Subcategories

ZooMAb® Antibodies
Secondary Antibodies
Prestige Antibodies
 Enhanced Validation Antibodies
Flow Cytometry Antibodies
Small Pack Antibodies


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Duolink® Proximity Ligation Assay

Duolink® Proximity Ligation Assay (PLA) technology for detecting and quantifying protein-protein interactions.

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Duolink® Proximity Ligation Assay

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Proteins, Enzymes & Small Molecules
Proteins, Enzymes & Small Molecules

Browse protein, enzyme, and small molecule products for cell biology, culture supplementation, and pathway studies.

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Bioactive Small Molecules
Bioactive Small Molecules

Explore 4,000+ potent probes to fine-tune target activity across diverse pathways and major classes. Get expert-designed bioactive small molecules for precise modulation.

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Protein Mass Spectrometry
Protein Mass Spectrometry

To meet your mass spectrometry needs, explore our comprehensive offering of kits, tagging reagents, calibrants, and MS standards.

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Protein Electrophoresis & Western Blotting
Protein Electrophoresis & Western Blotting

Find protein electrophoresis and Western blotting products, including Immobilon membranes, gels, stains, markers, and immunodetection reagents.

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Protein Purification Chromatography
Protein Purification Chromatography

Browse our chromatography products for protein purification, including Protein A, Protein G, Protein L, and the FLAG® system.

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Protein Sample Prep
Protein Sample Prep

Browse our protein sample purification products, including Roche cOmplete™ protease inhibitors, benzonase, FLAG® tag antibodies, and Amicon® ultra centrifugal filters.

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Immunoassay Platform Solutions
Immunoassay Platform Solutions

Browse our immunoassay platform products, including MILLIPLEX® kits for Luminex® panels and our SMCxPRO® instruments and kits for sensitive biomarker detection.

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Product Number
Product Name
Product Description
Pricing
E1014
Benzonase® Nuclease
≥250 units/μL, ≥90% (SDS-PAGE), recombinant, expressed in E. coli, buffered aqueous glycerol solution
UFC9010
Amicon® Ultra Centrifugal Filter, 10 kDa MWCO
sample volume 15 mL, regenerated cellulose membrane, MWCO 10 kDa
COEDTAF-RO
cOmplete™, EDTA-free Protease Inhibitor Cocktail
Tablets provided in glass vials
UFC9100
Amicon® Ultra Centrifugal Filter, 100 kDa MWCO
sample volume 15 mL, regenerated cellulose membrane, MWCO 100 kDa
UFC5010
Amicon® Ultra Centrifugal Filter, 10 kDa MWCO
sample volume 0.5 mL, regenerated cellulose membrane, MWCO 10 kDa
UFC9030
Amicon® Ultra Centrifugal Filter, 30 kDa MWCO
sample volume 15 mL, regenerated cellulose membrane, MWCO 30 kDa
UFC8010
Amicon® Ultra Centrifugal Filter, 10 kDa MWCO
sample volume 4 mL, regenerated cellulose membrane, MWCO 10 kDa
A6964
Accutase® solution
sterile-filtered, suitable for cell culture
UFC5003
Amicon® Ultra Centrifugal Filter, 3 kDa MWCO
sample volume 0.5 mL, regenerated cellulose membrane, MWCO 3 kDa
P8340
Protease Inhibitor Cocktail
DMSO solution, for the inhibition of serine, cysteine, acid proteases and aminopeptidases, for use with mammalian cell and tissue extracts, DMSO solution
T0440
3,3′,5,5′-Tetramethylbenzidine
peroxidase substrate, chromogenic, liquid
T4049
Trypsin-EDTA solution
0.25%, sterile-filtered, BioReagent, suitable for cell culture, 2.5 g porcine trypsin and 0.2 g EDTA, 4Na per liter of Hanks′ Balanced Salt Solution with phenol red
F1804
Monoclonal ANTI-FLAG® M2 antibody produced in mouse
1 mg/mL, clone M2, affinity isolated antibody, buffered aqueous solution (50% glycerol, 10 mM sodium phosphate, and 150 mM NaCl, pH 7.4)
UFC5100
Amicon® Ultra Centrifugal Filter, 100 kDa MWCO
sample volume 0.5 mL, regenerated cellulose membrane, MWCO 100 kDa
DN25
Deoxyribonuclease I from bovine pancreas
lyophilized powder, Protein ≥85 %, ≥400 Kunitz units/mg protein
UFC5030
Amicon® Ultra Centrifugal Filter, 30 kDa MWCO
sample volume 0.5 mL, regenerated cellulose membrane, MWCO 30 kDa
UFC9003
Amicon® Ultra Centrifugal Filter, 3 kDa MWCO
sample volume 15 mL, regenerated cellulose membrane, MWCO 3 kDa
UFC9050
Amicon® Ultra Centrifugal Filter, 50 kDa MWCO
sample volume 15 mL, regenerated cellulose membrane, MWCO 50 kDa
A2220
ANTI-FLAG® M2 Affinity Gel
purified immunoglobulin, buffered aqueous glycerol solution
04693159001
cOmplete™, Mini, EDTA-free Protease Inhibitor Cocktail
Tablets provided in EASYpacks
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