Protein Modification Reagents
Thermo Scientific™ Guanidine-HCl
Pure, crystalline guanidium hydrochloride (GdnHCl, GuHCl), CAS 50-01-1; denaturant for protein biology methods (elution, solubilization, refolding, storage).
Thermo Scientific™ 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).
MilliporeSigma™ Calbiochem™ Cleland’s Reagent, ULTROL™ Grade
Protective agent for SH groups
Thermo Scientific™ MM(PEG)24 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™ 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™ TMS(PEG)12 Branched Methyl-PEG-NHS-Ester Reagent
A three-branched, polyethylene glycol compound (3 times 12 PEG units) activated as an NHS ester for covalent PEGylation of primary amines on proteins or assay surfaces.
Thermo Scientific™ Pierce™ SATP (N-succinimidyl-S-acetylthiopropionate)
Short (4.1A), amine-reactive (NHS ester) sulfhydryl-addition reagent; creates stable (protected yet exposable) -SH group for protein crosslinking strategies.
MilliporeSigma™ Dipeptidylpeptidase IV, His·Tag™, Human, Recombinant, S. frugiperda
Inhibition of DPPIV has been reported to be effective treatment for type II diabetes
MilliporeSigma™ Calbiochem™ EDTA, 0.5 M, pH 8.0, Molecular Biology Grade, DEPC-Treated
Suitable for use in molecular biology applications
MilliporeSigma™ Endoproteinase Asp-N, Excision Grade, Pseudomonas fragi
Designed for protein sequencing or sequence verification, analysis of protein structural domains, and cleavage of fusion proteins
MilliporeSigma™ Angiotensin Converting Enzyme-2, His·Tag™, Human, Recombinant, NSO Cells
Plays important role in regulating cardiovascular and renal functions
MilliporeSigma™ Calbiochem™ Carboxypeptidase B, Porcine Pancreas
Native carboxypeptidase B catalyzes the release of C-terminal from basic amino acids, arginine, lysine, or ornithine from polypeptides
MilliporeSigma™ β-Lactamase, Bacillus cereus 569/H9
Useful for assaying penicillins and cephalosporins
MilliporeSigma™ Calbiochem™ Troponin I, Human Heart
Purified from human heart.
Thermo Scientific™ Pierce™ Sodium meta-Periodate
Gently oxidize glycoprotein carbohydrate sugars to create reactive aldehydes (carbonyls) for crosslinking and immobilization using NaIO4 (CAS 7790-28-5).