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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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61 – 75 of 2,844 results
61

Thermo Scientific™ Pierce™ Iodoacetic Acid

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

62

Thermo Scientific™ Pierce™ Mercaptoethylamine-HCl

Pure, crystalline 2-aminoethanethiol (2-MEA-HCl, also called cysteamine-HCl), CAS 156-57-0; selectively reduces antibody hinge-region disulfide bonds.

63

MilliporeSigma™ Calbiochem™ TPEN

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

64

MilliporeSigma™ Calbiochem™ Cleland’s Reagent

Protective agent for SH groups

Content And Storage 2°C to 8°C
CAS 3483-12-3
Product Type Calbiochem Cleland’s Reagent
Form Powder
Molecular Weight (g/mol) 154.24
Solubility EtOH, Water
Purity ≥97% by titration
Synonym DTT, Dithiothreitol
Molecular Formula C4H10O2S2
65

MilliporeSigma™ Calbiochem™ DM-NITROPHEN™ Reagent, Tetrasodium Salt

Caged Ca2+ chelator that undergoes a major and rapid decrease in Ca2+-binding affinity upon photolysis

66

MilliporeSigma™ Calbiochem™ BAPTA/AM

Can be loaded into wide variety of cells, where it is hydrolyzed by cytosolic esterases and is trapped intracellularly as the active chelator BAPTA

Membrane Permeable Y
Content And Storage -20°C
CAS 126150-97-8
Product Type Calbiochem BAPTA/AM
Form Solid
Solubility DMSO
Purity ≥90% by TLC
Synonym 1,2-bis(o-Aminophenoxy)ethane-N,N,Nʹ,Nʹ-tetraacetic Acid Tetra(acetoxymethyl) Ester
67

MilliporeSigma™ Calbiochem™ SPUTOLYSIN™ Reagent

Intended for isolation of epithelial cells, pathogenic or saprophytic bacteria, fungi, and yeasts from sputum

68

MilliporeSigma™ Aminopeptidase N, Rat

Levels of aminopeptidase N are elevated in cancer subjects and correlate with tumor load, and thus, enzyme is believed to play role in angiogenesis

70

MP Biomedicals™ Thrombin, Bovine

Thrombin, Bovine is the final coagulation protease in regard to hemostasis, promoting both procoagulant and anticoagulant effects.

71

Thermo Scientific™ NeuCode™ Lysine-080

Increase the level of multiplexing achievable with NeuCode™ amino acids for the metabolic labeling of proteins for mass spectrometry analysis.

Product Type Lysine
Final Product Type Molecule
Label Type Mass Isotopes of Amino Acids
72

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

Inhibits protein carboxymethyltransferase, induces apoptosis in leukemia U937 cells.

73

MilliporeSigma™ Calbiochem™ Caffeic Acid

Reported to have anti-carcinogenic anti-inflammatory properties.

75

MilliporeSigma™ Novagen™ Overnight Express™ Autoinduction System 1
GSA_VA

Induces protein expression without monitoring cell density.

Content And Storage 15°C to 30°C