Protein Modification Reagents
Thermo Scientific™ Staphylococcus aureus V-8 Protease
Specifically cleave only at glutamic acid residues or cleave at both glutamic and aspartic residues with our immobilized Staphylococcus aureus V-8 protease kit.
Thermo Scientific™ Guanidine-HCl
Pure, crystalline guanidium hydrochloride (GdnHCl, GuHCl), CAS 50-01-1; denaturant for protein biology methods (elution, solubilization, refolding, storage).
MilliporeSigma™ Calbiochem™ Caffeic Acid
Reported to have anti-carcinogenic anti-inflammatory properties.
Thermo Scientific™ Pierce™ Alkylating Reagents
Alkylating reagents provided in single-use, pre-weighed formats to streamline protein preparation workflows.
Thermo Scientific™ MS(PEG)24 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).
Invitrogen™ Thiol and Sulfide Quantitation Kit
Ultrasensitive colorimetric assay for quantifying both protein and nonprotein thiols
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.
MilliporeSigma™ Calbiochem™ EDTA, 500mM Solution, pH 8.0, ULTROL™ Grade
Application in Life Science research
Thermo Scientific™ MA(PEG)24 Methyl-PEG-Amine Compound
MA(PEG)n: methyl- and amine-capped polyethylene glycol compounds containing 4 to 24 PEG units; use for surface-modification and molecule-pegylation applications.
Thermo Scientific™ Immobilized Papain (Agarose Resin)
Generate and purify Fab fragments from antibodies with cysteine-endopeptidase papain immobilized onto beaded agarose resin.
Thermo Scientific™ CA(PEG)8 Carboxy-PEG-Amine Compound
CA(PEG)n: pegylated amino acids of the form carboxy-PEG-amine; with 4 to 24 polyethylene glycol units; for surface- and molecule-pegylation applications.
Thermo Scientific™ Pierce™ Traut's Reagent (2-iminothiolane)
2-Iminothiolane-HCl (CAS 4781-83-3); an amine-reactive thiolation reagent to cap protein primary amines with sulfhydryl groups for immediate crosslinking.
Thermo Scientific™ MA(PEG)12 Methyl-PEG-Amine Compound
MA(PEG)n: methyl- and amine-capped polyethylene glycol compounds containing 4 to 24 PEG units; use for surface-modification and molecule-pegylation applications.
Thermo Scientific™ WELQut Protease (5 U/μL)
Thermo Scientific™ WELQut Protease is a highly specific serine protease cleaving outside the WELQX recognition motif to remove N-terminal protein fusion tags.
Thermo Scientific™ CA(PEG)24 Carboxy-PEG-Amine Compound
CA(PEG)n: pegylated amino acids of the form carboxy-PEG-amine; with 4 to 24 polyethylene glycol units; for surface- and molecule-pegylation applications.