Protein Modification Reagents
Protein Modification Reagents
Thermo Scientific™ Bond-Breaker™ TCEP Solution, Neutral pH
Efficiently reduce protein disulfide bonds with this stable, odorless, 0.5M solution of TCEP reducing agent that is ideal for making reducing SDS-PAGE sample buffers.
Thermo Scientific™ 8M Guanidine-HCl Solution
Ready-to-use, 8M solution of guanidinium hydrochloride (GdnCl, GuHCl), CAS 50-01-1; dilute and pH-adjust to any concentration for protein biology methods.
Invitrogen™ DTT, 1M
DTT, 1M
Thermo Scientific™ Pierce™ TCEP-HCl, No-Weigh™ Format
Reduce protein and peptide disulfide bonds using this thiol-free, pure, crystalline tris (2-carboxyethyl) phosphine hydrochloride, TCEP (CAS 5961-85-3).
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Thermo Scientific™ Pierce™ Alkylating Reagents
Alkylating reagents provided in single-use, pre-weighed formats to streamline protein preparation workflows.
Thermo Scientific™ Urea
Pure, crystalline urea (CH4N2O), CAS 57-13-6; denaturant with low UV-absorptivity for protein biology methods (elution, solubilization, refolding, storage).
Thermo Scientific™ Pierce™ DTT (Dithiothreitol)
Reduce disulfides in biological buffers and sample loading buffers with pure, crystalline dithiothreitol (DTT), the most popular protein disulfide reducing agent.
Thermo Scientific™ Pierce™ DTT (Dithiothreitol), No-Weigh™ Format
Thermo Scientific™ Pierce™ DTT (Dithiothreitol) No-Weigh™ Format is designed for convenient preparation of stocks that will be added to protein samples for effective reduction of disulfide bonds.
Gibco™ PNGase F Glycan Cleavage Kit
PNGase F Glycan Cleavage Kit includes all components necessary to perform the enzymatic removal of almost all N-linked oligosaccharides from glycoproteins.
Thermo Scientific™ Trypsin, TPCK Treated
Thermo Scientific Pierce TPCK Trypsin is a serine endoprotease that is applicable to amino acid analysis and protein sequencing, mapping and structural studies; the immobilized form allows sample separation after treatment.
Thermo Scientific Chemicals Papain, Carica Papaya Latex
CAS: 9001-73-4 Synonym: EC 3.4.22.2
Thermo Scientific™ DTNB (Ellman's Reagent) (5,5-dithio-bis-(2-nitrobenzoic acid)
Measure peptide cysteines or other free, reduced sulfhydryls (-SH groups) in solution using this thiol-reactive, colored compound (Amax 412nm).
Thermo Scientific™ Pierce™ SATA (N-succinimidyl S-acetylthioacetate)
Short (2.8A), amine-reactive (NHS ester) sulfhydryl-addition reagent; creates stable (protected yet exposable) -SH group for protein crosslinking strategies.
Thermo Scientific™ Pierce™ Immobilized TCEP Disulfide Reducing Gel
Efficiently reduce protein or peptide disulfide bonds with this stable, odorless, beaded agarose resin on which Tris (2-carboxyethyl) phosphine is immobilized.
Thermo Scientific™ Pierce™ NEM (N-ethylmaleimide)
Small, sulfhydryl-reactive (maleimide) compound to permanently block reduced cysteines of proteins or peptides to prevent disulfide bond formation.