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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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46 – 60 of 2,844 results
46

Thermo Scientific™ Proteinase K Powder (≥30 U/mg)

Cleave at the carboxyl-side of aliphatic, aromatic or hydrophobic residues and digest-inactivate DNase and RNase in nucleic acid purification using this protease.

47

Invitrogen™ ZOOM™ Urea

The ZOOM™ IEF Fractionator offers a fast, reliable method to reduce sample complexity, enrich low abundance proteins, and increase the dynamic range of detection.

EDGE ENCOMPASS_PREFERRED
48

Thermo Scientific Chemicals Trypsin, porcine pancreas

CAS: 9002-07-7 Molecular Formula: C35H47N7O10 Synonym: EC 3.4.21.4; Trypsin IV porcine

CAS 9002-07-7
Synonym EC 3.4.21.4; Trypsin IV porcine
Molecular Formula C35H47N7O10
49

Thermo Scientific Chemicals Trypsin, bovine pancreas

Molecular Formula: C35H47N7O10 Synonym: EC 3.4.21.4; Peptidyl peptide hydrolase

Synonym EC 3.4.21.4; Peptidyl peptide hydrolase
Molecular Formula C35H47N7O10
50

Invitrogen™ Measure-IT™ Thiol Assay Kit

Provides easy and accurate quantitation of thiol

ENCOMPASS_PREFERRED
51

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
52

Thermo Scientific™ Guanidine-HCl

Pure, crystalline guanidium hydrochloride (GdnHCl, GuHCl), CAS 50-01-1; denaturant for protein biology methods (elution, solubilization, refolding, storage).

53

Invitrogen™ Proteinase K (50 μg/μL)

This Proteinase K is used in QuantiGene assays and is one of two components in the QuantiGene Sample Processing kits.

ENCOMPASS_PREFERRED
Shipping Condition Blue Ice
Content And Storage Store in freezer (-5°C to -30°C).
Product Type Proteinase K
Form Liquid
54

Thermo Scientific Chemicals Papain, Carica Papaya Latex

CAS: 9001-73-4 Synonym: EC 3.4.22.2

CAS 9001-73-4
Synonym EC 3.4.22.2
55

MP Biomedicals™ Trypsin, Porcine Pancreas

Typical use for this product is in removing adherent cells from a culture surface. The concentration of trypsin necessary to dislodge cells from their substrate is dependent primarily on the cell type and the age of the culture.

Content And Storage 4°C
Product Type Trypsin
Form Powder
Sample Type Porcine
For Use With (Application) Release adherent cells from tissue culture plates for passaging
56

Thermo Scientific Chemicals Trypsin 1:250, porcine pancreas

CAS: 9002-07-7 Molecular Formula: C35H47N7O10 Synonym: EC 3.4.21.4

CAS 9002-07-7
Synonym EC 3.4.21.4
Molecular Formula C35H47N7O10
57

Thermo Scientific Chemicals Pepsin from Porcine Stomach

Derived from Porcine stomach

CAS 9001-75-6
Product Type Pepsin
Synonym EC 3.4.23.1,Pepsin A
58

Thermo Scientific Chemicals Elastase, porcine pancreas aqueous suspension

CAS: 39445-21-1 Synonym: E.C. 3.4.21.36; Pancreatopeptidase E

CAS 39445-21-1
Synonym E.C. 3.4.21.36; Pancreatopeptidase E
59

Thermo Scientific Chemicals Elastase, porcine pancreas

CAS: 39445-21-1 Synonym: E.C. 3.4.21.36; Pancreatopeptidase E

CAS 39445-21-1
Synonym E.C. 3.4.21.36; Pancreatopeptidase E
60

Thermo Scientific™ MS(PEG)8 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).