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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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1 – 15 de 121 résultats
1

MilliporeSigma™ Dipeptidyl Peptidase IV (CD26), Porcine Kidney

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

3

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

4

MilliporeSigma™ Endoproteinase Glu-C, Excision Grade, Staphylococcus aureus

Serine protease that specifically hydrolyzes peptide bonds at carboxylic side of glutamic acid and aspartic acid residues

5

MilliporeSigma™ Endoproteinase Lys-C, Sequencing Grade, Lysobacter enzymogenes

Designed for protein sequencing or sequence verification, analysis of protein structural domains, and cleavage of fusion proteins

6

Thermo Scientific™ Immobilized Pepsin (Agarose Resin)

Generate and purify Fab and F(ab')2 fragments from antibodies with acidic endopeptidase (pepsin) immobilized onto beaded agarose resin.

7

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).

8

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.

9

Thermo Scientific™ 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.

10

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.

11

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.

12

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.

Entretoise 12 ethylene glycol units
Type de produit Amine Compound
Solubilité Water
Réactivité chimique Aldehyde
Type d’étiquette Polyethylene Glycol (PEG), Blocking Groups
Forme Solid
Groupement de réactifs Amine, Primary Amine
Contenu et stockage Upon receipt store product at -20°C protected from moisture. Product is shipped at ambient temperature.
13

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.

Entretoise 8 ethylene glycol units
Type de produit Amine Compound
Solubilité Water
Type d’étiquette Conjugating Groups, Polyethylene Glycol (PEG)
Groupement de réactifs Amine, Carboxylic Acid, Primary Amine
Contenu et stockage Store desiccated at 4°C. Shipped at ambient temperature.
14

MilliporeSigma™ Proteinase K Solution, 600mAU/mL

Efficient removal of proteins from nucleic acid solutions

Type de produit Proteinase K
Contenu et stockage -20°C
15

Thermo Scientific Chemicals Papain, Carica Papaya Latex

CAS: 9001-73-4 Synonyme: EC 3.4.22.2

Synonyme EC 3.4.22.2
CAS 9001-73-4