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Protein Modification Reagents

Chemical agents used to modify the amino acid side chains of proteins in order to alter their native charges, block or expose reactive binding sites, inactivate functional groups, and change functional groups to create targets for crosslinking and labeling.
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Search Within Results
Keyword Search:
106 – 120 of 5,669 results
106

MilliporeSigma™ Calbiochem™ 5'-Deoxy-5'-methylthioadenosine

Inhibits protein carboxymethyltransferase, induces apoptosis in leukemia U937 cells.

107

MilliporeSigma™ Calbiochem™ PIH

Cell-permeable, non-toxic tridendate iron (Fe3+) chelator of aroyl hydrazone class

109

Thermo Scientific™ MA(PEG)8 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.

Content And Storage Upon receipt store product at -20°C protected from moisture. Product is shipped at ambient temperature.
Product Type Amine Compound
Form Solid
Spacer 8 ethylene glycol units
Solubility Water
Reactive Moiety Amine, Primary Amine
Label Type Polyethylene Glycol (PEG), Blocking Groups
Chemical Reactivity Aldehyde
110

MilliporeSigma™ ALCALASE™ Enzyme, Bacillus licheniformis
GSA_VA

Suitable for hydrolysis of proteins

111

Thermo Scientific™ Pierce™ Hydroxylamine-HCl

NH2OH (CAS 7803-49-8) to cleave Asn-Gly peptide bonds or deprotect sulfhydryls following S-acetylthioacetate modification with SATA reagent.

112

Thermo Scientific™ Pierce™ Iodoacetic Acid

Get rapid carboxymethylation of reduced cysteine residues with Thermo Scientific™ Pierce™ Iodoacetic Acid and Iodoacetamide.

113

MP Biomedicals™ 0.05% Trypsin-EDTA (1X)

0.05% Trypsin and 0.5mM EDTA in modified HBSS w/o Ca++ and Mg++, 100 mL

114

Thermo Scientific™ Urea

Pure, crystalline urea (CH4N2O), CAS 57-13-6; denaturant with low UV-absorptivity for protein biology methods (elution, solubilization, refolding, storage).

115

Thermo Scientific Chemicals Pepsin, porcine stomach

CAS: 9001-75-6 Synonym: EC 3.4.23.1; Pepsin A

CAS 9001-75-6
Synonym EC 3.4.23.1; Pepsin A
117

MilliporeSigma™ Calbiochem™ TPEN

Lipid-soluble heavy metal chelator that crosses artificial and natural membranes

118

MilliporeSigma™ Calbiochem™ Cleland’s Reagent, Molecular Biology Grade
GSA_VA

Protective agent for SH groups

Content And Storage 2°C to 8°C
CAS 12-3-3483
Product Type Calbiochem Cleland’s Reagent
Form Crystalline Solid
Molecular Weight (g/mol) 154.24
Solubility EtOH, Water
Purity ≥99% by titration
Synonym 1,4-Dithiothreitol, DTT
Molecular Formula C4H10O2S2
119

MilliporeSigma™ Dipeptidylpeptidase IV, His·Tag™, Human, Recombinant, S. frugiperda

Inhibition of DPPIV has been reported to be effective treatment for type II diabetes

120

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