Crosslinking, Labeling and Protein Modification
Thermo Scientific™ DyLight™ Sulfhydryl-Reactive Fluorescent Dyes
Label antibodies or other proteins as probes for fluorescence imaging assays with the full spectral range of maleimide-activated DyLight Dyes.
Thermo Scientific™ EZ-Link™ TFPA-PEG3-Biotin
Biotinylate molecules without common functional groups for coupling with this efficient, light-activated biotinylation reagent based on tetrafluorophenyl azide.
Thermo Scientific™ EZ-Link™ Amine-PEG2-Biotin
Biotinylate proteins or surfaces using EDC or other amine-reactive crosslinkers with this short (20.4A) biotinylation reagent containing a 2-unit polyethylene glycol spacer.
Thermo Scientific™ Pierce™ Urea
Pure, crystalline urea (CH4N2O), CAS 57-13-6; denaturant with low UV-absorptivity for protein biology methods (elution, solubilization, refolding, storage).
Thermo Scientific™ EZ-Link™ NHS-PEG4-Biotin and Labeling Kits
Biotinylate protein amines and maximize solubility of proteins with this long (29.0A) NHS-ester biotinylation reagent containing a pegylated, water-soluble spacer arm.
Thermo Scientific™ Pierce™ BS3 (Sulfo-DSS) Crosslinker
Crosslink amines to amines with BS3; composed of sulfo-NHS-ester groups separated by an 11.4A, water-soluble spacer arm that is useful for cell-surface protein crosslinking.
Thermo Scientific™ DyLight™ Near-IR Specialty Dyes
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.
Thermo Scientific™ DyLight™ 680-4xPEG Amine-Reactive Dye and Kits
Fluorescently label antibodies and other proteins with Thermo Scientific™ DyLight 680-4xPEG Amine-Reactive Dye, a derivative of our high-performance DyLight 680 Dye.
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.
Thermo Scientific™ DyLight™ Far Red Specialty Dyes
Label amine-containing molecules for fluorescence imaging and flow cytometry using these benzopyrillium-based, NHS ester, far red-emitting (647 laser) fluorescent dyes.
Thermo Scientific™ Pierce™ EDC Crosslinker
Immobilize or conjugate proteins using 1-Ethyl-3-(3-dimethylaminopropyl) carbodiimide (CAS 25952-53-8), a water-soluble, carboxyl-to-amine crosslinker.
Thermo Scientific™ Pierce™ Methyl-PEG-NHS-Ester Reagents
Pegylate amines (-NH2 groups) on proteins (lysine residues) or assay surfaces using MS(PEG)n, amine-reactive (NHS ester), methyl-capped PEG compounds (4 to 24 EG units).
Thermo Scientific™ Pierce™ NHS-Phosphine Staudinger Ligation Reagents
Derivatize proteins or amine surfaces for selective conjugation, detection or purification of azide-tagged targets with these activated phosphine compounds.
Thermo Scientific™ DyLight™ Fluor Antibody Labeling Kits
Label and purify antibodies for fluorescence imaging assays in one hour with the full spectral range of activated DyLight Fluorescent Dye kits.
Thermo Scientific™ POROS™ MabCapture™ A Select
MabCapture A Select a monoclonal antibody purification resin provides high dynamic binding at low linear flow rates and maintains superior binding capacity at high linear flow rates
Thermo Scientific™ EZ-Link™ Amine-PEG11-Biotin
Biotinylate proteins or surfaces using EDC or other amine-reactive crosslinkers with this long (53.2A) biotinylation reagent containing an 11-unit polyethylene glycol spacer.
Thermo Scientific™ DyLight™ 800 4xPEG Maleimide
PEGylated NIR dye for enhanced fluorescence and reduced non-specific binding.
Thermo Scientific™ DyLight™ 550 2xPEG Maleimide
PEGylated dye for enhanced fluorescence and reduced non-specific binding.
Thermo Scientific™ Pierce™ In-Solution Tryptic Digestion and Guanidination Kit
Alkylate and digest proteins and then guanidinate the peptide fragments for mass spectrometry (MS) using proteomics-grade trypsin, buffers and reagents.
Thermo Scientific™ GlycoLink™ Coupling Catalyst
Enhance aldehyde-hydrazide crosslinking efficiency for glycoprotein immobilization and conjugation with analine (CAS 62-53-3) and an optimized buffer system.
Thermo Scientific™ Pierce™ Biotin Quantitation Kit
HABA dye reagent and biotinylated protein standard for convenient colorimetric determination of biotinylation levels in antibodies and other proteins.
Thermo Scientific™ EZ-Link™ NHS-PEG12-Biotin
Biotinylate protein amines and maximize solubility of proteins with this very long (56.0A) NHS-ester biotinylation reagent containing a pegylated, water-soluble spacer arm.
Thermo Scientific™ Pierce™ Sulfo-SIAB Crosslinker
Crosslink amines to sulfhydryls with this mid-length, water-soluble crosslinker composed of sulfo-NHS-ester and iodoacetyl (haloacetyl) groups at ends of a 9-atom spacer arm.
Thermo Scientific Pierce™ Premium Grade Sulfo-NHS
Optimize applications where product integrity and risk minimization are paramount with our highest quality formulation of this N-hydroxysuccinimide modification reagent.
Thermo Scientific™ EZ-Link™ NHS-PEG Solid-Phase Biotinylation Kit
A column-based approach to antibody biotinylation and clean-up
Thermo Scientific™ DyLight™ Long Stokes Shift Specialty Dyes
Label antibodies or other proteins for FRET and multiplex fluorescence assays using fluors with large Stokes shifts (488nm excitation; yellow to far-red emission).
Thermo Scientific™ Pierce™ Photoreactive Amino Acids
Diazirine analogs of leucine and methionine to express proteins in cell culture that will crosslink their protein interactors upon UV-light activation in vivo.
Thermo Scientific™ Pierce™ PMPI Crosslinker
Short (8.7A) hydroxyl-to-sulfhydryl crosslinker; isocyanate and maleimide groups; label -OH by urethane bonds for conjugation to cysteines by thioether bonds.
Thermo Scientific™ EZ-Link™ Sulfo-NHS-SS-Biotin and Labeling Kits
Biotinylate protein amines with this cleavable, mid-length (24.3A), water-soluble, NHS-ester biotinylation reagent containing a cleavable disulfide bond in the spacer arm.
Thermo Scientific™ Pierce™ Biotin-PEG3-Phosphine
Label azide-tagged molecules for metabolic labeling (Staudinger ligation) and streptavidin detection using this phosphine-activated biotinylation reagent.