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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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Keyword Search:
46 – 60 of 5,617 results
46

Thermo Scientific™ Guanidine-HCl

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

47

Invitrogen™ Tris-(2-Carboxyethyl)phosphine, Hydrochloride (TCEP)

Tris-(2-Carboxyethyl)phosphine, Hydrochloride (TCEP)

ENCOMPASS_PREFERRED
48

Thermo Scientific™ Trypsin, TPCK Treated

Thermo Scientific Pierce TPCK Trypsin is a serine endoprotease that is applicable to amino acid analysis and protein sequencing, mapping and structural studies; the immobilized form allows sample separation after treatment.

49

Thermo Scientific™ Urea

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

50

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.

51

Thermo Scientific™ Pierce™ SATA (N-succinimidyl S-acetylthioacetate)

Short (2.8A), amine-reactive (NHS ester) sulfhydryl-addition reagent; creates stable (protected yet exposable) -SH group for protein crosslinking strategies.

52

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.

53

Thermo Scientific™ Pierce™ DTT (Dithiothreitol)

Reduce disulfides in biological buffers and sample loading buffers with pure, crystalline dithiothreitol (DTT), the most popular protein disulfide reducing agent.

54

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
55

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
56

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
57

MP Biomedicals™ Pepsin

From porcine stomach mucosa

Content And Storage 0°C
Product Type Pepsin
Form Lyophilized
pH Range 1 to 3.5
Sample Type Porcine Stomach Mucosa
For Use With (Application) Used to digest Proteins and is commonly used in the preparation of Fab fragments from Antibodies
58

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.

60

Thermo Scientific Chemicals Trypsin 1:250, porcine pancreas

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

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