Protein Modification Reagents
Thermo Scientific™ 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 Scientific Chemicals Pepsin, porcine stomach
CAS: 9001-75-6 Synonym: EC 3.4.23.1; Pepsin A
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.
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.
Thermo Scientific™ Pierce™ Alkylating Reagents
Alkylating reagents provided in single-use, pre-weighed formats to streamline protein preparation workflows.
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™ 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).
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™ Pierce™ Iodoacetamide, No-Weigh™ Format, 30 x 9.3 mg PROMO
Alkylating reagents provided in single-use, pre-weighed formats to streamline protein preparation workflows.
Thermo Scientific™ Pierce™ 2-Mercaptoethanol
Pure, liquid (equals 14M), beta-mercaptoethanol (bME, 2BME, 2-ME, b-mer), CAS 60-24-2; thiol reducing agent for cleaving protein disulfide bonds (cystines cysteines).
Invitrogen™ Tris-(2-Carboxyethyl)phosphine, Hydrochloride (TCEP)
Tris-(2-Carboxyethyl)phosphine, Hydrochloride (TCEP)
Thermo Scientific™ Pierce™ Cysteine-HCl
Make sulfhydryl assay standards or perform protein refolding experiments using this pure, crystalline cysteine hydrochloride (Cys-HCl).
Thermo Scientific™ Pierce™ HRV 3C Protease Solution Kit (2 units/μL), 1000 U PROMO
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.
Thermo Scientific Chemicals Trypsin, bovine pancreas
CAS: 7-7-9002 Molecular Formula: C35H47N7O10 Synonym: EC 3.4.21.4; Peptidyl peptide hydrolase