Protein Modification Reagents
Thermo Scientific™ Pierce™ Human Rinovirus 3C Protease (HRV 3C)
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™ Pierce™ Guanidine·HCl
Pure, crystalline guanidium hydrochloride (GdnHCl, GuHCl), CAS 50-01-1; denaturant for protein biology methods (elution, solubilization, refolding, storage).
Thermo Scientific™ Pierce™ 8M Guanidine·HCl Solution
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™ Pierce™ In-Solution Tryptic Digestion and Guanidination Kit
Alkylate and digest proteins and then guanidinate the peptide fragments for mass spectrometry (MS) using proteomics-grade trypsin, buffers and reagents.
Thermo Scientific™ NeuCode™ Lysine-080 Protein Sample Preparation Kit
Increase the level of multiplexing achievable with NeuCode™ amino acids for the metabolic labeling of proteins for mass spectrometry analysis.
Thermo Scientific™ Pierce™ Carboxy-PEG-Amine Compounds
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™ Methyl-PEG-Amine Compounds
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™ TMTsixplex™ Isobaric Label Reagent Set
TMT™ Isobaric Mass Tagging Kits and Reagents enable multiplex quantitation of proteins extracted from cells and tissues using tandem mass spectrometry.
Thermo Scientific™ Pierce™ TFCS
Modify proteins by adding a 7-atom spacer arm with this amine-reactive (NHS ester) compound; the terminal trifluoroacetyl group can be removed to expose a new primary amine.
Thermo Scientific™ Pierce™ SAT(PEG)4
Long (18.2A), pegylated form of SATA, an amine-reactive (NHS ester) sulfhydryl-addition reagent; contains 4-unit polyethylene glycol spacer arm.
Thermo Scientific™ Pierce™ Citraconic Anhydride
Reversibly cap lysines and other primary amines with carboxyl groups using this amine-reactive compound; stable at pH 7 but hydrolyzes (decouples) at pH 3 to 4 (CAS 616-02-4).
Thermo Scientific™ Pierce™ Factor Xa
Protease (serine endopeptidase for prothrombin); cleaves arginine in the sequence Ile-Glu-Gly-Arg; useful for His-tagged fusion protein engineering.
Thermo Scientific™ Pierce™ Immobilized Papain
Generate and purify Fab fragments from antibodies with cysteine-endopeptidase papain immobilized onto beaded agarose resin.
Thermo Scientific™ WELQut Protease
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™ Pierce™ SATP
Short (4.1A), amine-reactive (NHS ester) sulfhydryl-addition reagent; creates stable (protected yet exposable) -SH group for protein crosslinking strategies.
Thermo Scientific™ Pierce™ Staphylococcus aureus V-8 Protease and Kt
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 Pierce™ Premium Grade TCEP-HCl
Optimize applications where product integrity and risk minimization are paramount with our highest quality formulation of this disulfide reducing agent.
Thermo Scientific™ POROS™ MabCapture™ A/G Select
MabCapture A/G Select allows antibody purification with high dynamic binding performance at low linear flow rates and maintains superior binding capacity at high linear flow rates
Thermo Scientific™ DSSO (disuccinimidyl sulfoxide)
MS-cleavable and membrane-permeable crosslinker that contains amine-reactive N-hydroxysuccinimide (NHS) ester at each end of a 7-carbon spacer arm.
Thermo Scientific™ Pierce™ Immobilized Pepsin
Generate and purify Fab and F(ab')2 fragments from antibodies with acidic endopeptidase (pepsin) immobilized onto beaded agarose resin.