Protein Modification Reagents
Thermo Scientific™ Soluzione di guanidina·HCl Pierce™ 8M
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.
Thermo Scientific™ DTNB Pierce™ (reagente di Ellman)
Measure peptide cysteines or other free, reduced sulfhydryls (-SH groups) in solution using this thiol-reactive, colored compound (Amax 412nm).
Thermo Scientific™ Tripsina TPCK e resina Pierce™
Cleave the carboxyl-side of Arg and Lys residues with trypsin that isTPCK-treated to block chymotrypsin activity; its immobilized form allows enzyme removal after digestion.
Thermo Scientific™ Gel a TCEP immobilizzato riducente il disolfuro Pierce™
Efficiently reduce protein or peptide disulfide bonds with this stable, odorless, beaded agarose resin on which Tris (2-carboxyethyl) phosphine is immobilized.
Thermo Scientific™ Pepsina immobilizzata Pierce™
Generate and purify Fab and F(ab')2 fragments from antibodies with acidic endopeptidase (pepsin) immobilized onto beaded agarose resin.
Thermo Scientific™ Cisteina·HCl Pierce™
Make sulfhydryl assay standards or perform protein refolding experiments using this pure, crystalline cysteine hydrochloride (Cys-HCl).
Thermo Scientific™ Pierce™ Iodoacetic Acid
Get rapid carboxymethylation of reduced cysteine residues with Thermo Scientific™ Pierce™ Iodoacetic Acid and Iodoacetamide.
Thermo Scientific™ Tripsina TPCK e resina Pierce™
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™ Guanidina·HCl Pierce™
Pure, crystalline guanidium hydrochloride (GdnHCl, GuHCl), CAS 50-01-1; denaturant for protein biology methods (elution, solubilization, refolding, storage).
Thermo Scientific™ Proteasi 3C del rinovirus umano (HRV 3C) Pierce™
Remove fusion tags from proteins with the HRV 3C cleavage sequence with this recombinant cysteine protease that is dual tagged for easy removal from the sample after cleavage.
Abnova™ Turbo3C Protease
Human rhinovirus (HRV) 3C protease with GST and His tags expressed in Escherichia coli.
Thermo Scientific Chemicals Pepsin, for biochemistry, powder
CAS: 9001-75-6
Thermo Scientific™ Pierce™ Sulfo-NHS-Acetate
Amine-reactive (NHS ester) compound to permanently block primary amines (e.g., protein lysine side chains) to prevent interactions or later conjugation.