Protein Modification Reagents
MilliporeSigmaâ„¢ Proteinase K, Lyophilized
Highly active serine protease that exhibits broad cleavage specificity on native and denatured proteins and is widely used in the purification of DNA and RNA
Thermo Scientific Chemicals Papain, Carica Papaya Latex
CAS: 9001-73-4 Synonym: EC 3.4.22.2
Thermo Scientificâ„¢ Pierceâ„¢ 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.
Invitrogenâ„¢ DTT, 1M
DTT, 1M
Thermo Scientificâ„¢ 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 Scientificâ„¢ Pierceâ„¢ DTT (Dithiothreitol)
Reduce disulfides in biological buffers and sample loading buffers with pure, crystalline dithiothreitol (DTT), the most popular protein disulfide reducing agent.
Thermo Scientificâ„¢ Immobilized Papain (Agarose Resin)
Generate and purify Fab fragments from antibodies with cysteine-endopeptidase papain immobilized onto beaded agarose resin.
Thermo Scientificâ„¢ 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 Scientificâ„¢ MS(PEG)12 Methyl-PEG-NHS-Ester Reagent
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 Scientificâ„¢ MM(PEG)12 Methyl-PEG-Maleimide Reagent
Pegylate sulfhydryls (-SH groups) on proteins (cysteine residues) or assay surfaces using MS(PEG); sulfhydryl-reactive (maleimide), PEG compounds (12 and 24 EG units).
Thermo Scientificâ„¢ Pierceâ„¢ TCEP-HCl, No-Weighâ„¢ Format
Reduce protein and peptide disulfide bonds using this thiol-free, pure, crystalline tris (2-carboxyethyl) phosphine hydrochloride, TCEP (CAS 5961-85-3).
Thermo Scientificâ„¢ NeuCodeâ„¢ Lysine-080
Increase the level of multiplexing achievable with NeuCodeâ„¢ amino acids for the metabolic labeling of proteins for mass spectrometry analysis.
Invitrogenâ„¢ Measure-ITâ„¢ Thiol Assay Kit
Provides easy and accurate quantitation of thiol
Thermo Scientificâ„¢ Pierceâ„¢ Premium Grade TCEP-HCl
Optimize applications where product integrity and risk minimization are paramount with our highest quality formulation of this disulfide reducing agent.
Invitrogenâ„¢ Protease QF
Protease QF, 180 μL, is an enzyme in aqueous buffered solution and an individual component of the ViewRNA™ ISH Tissue Assay Kits, 2-Plex, 24 assays.