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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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76 – 90 of 2,844 results
76

MilliporeSigma™ Proteinase K, Lyophilized
GSA_VA

Highly active serine protease that exhibits broad cleavage specificity on native and denatured proteins and is widely used in the purification of DNA and RNA

Content And Storage 2°C to 8°C
CAS 39450-01-6
Product Type Proteinase K
78

MilliporeSigma™ β-Lactamase, Bacillus cereus 569/H9

Useful for assaying penicillins and cephalosporins

79

MilliporeSigma™ Novagen™ Overnight Express™ Autoinduction System 2

Used for expression of proteins in multiple cultures.

Content And Storage Multiple storage requirements
80

MilliporeSigma™ Proteinase K Solution, 600mAU/mL

Efficient removal of proteins from nucleic acid solutions

Content And Storage -20°C
Product Type Proteinase K
81

MilliporeSigma™ HRV 3C Protease

Highly efficient fusion tag removal at low temperature

82

Thermo Scientific™ Immobilized Papain (Agarose Resin)
GSA_VA

Generate and purify Fab fragments from antibodies with cysteine-endopeptidase papain immobilized onto beaded agarose resin.

83

Thermo Scientific™ Pierce™ Sulfhydryl Addition Kit

Modify protein primary amines to create free sulfhydryl groups for labeling, crosslinking or immobilization techniques; complete kit with SATA reagent and hydroxylamine.

84

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
85

Invitrogen™ Protease QF

Protease QF, 180 μL, is an enzyme in aqueous buffered solution and an individual component of the ViewRNA™ ISH Tissue Assay Kits, 2-Plex, 24 assays.

ENCOMPASS_PREFERRED
87

MilliporeSigma™ Calbiochem™ Sialyl Lewis x, Sodium Salt

Acts as minimal binding lig for E-selectins.

Content And Storage -20°C
88

MilliporeSigma™ Calbiochem TCEP, Neutral
GSA_VA

Ready-to-use stable, neutral form of popular disulfide-reducing agent TCEP, Hydrochloride

90

MP Biomedicals™ Protease, from S. aureus strain V8

Used for selective cleavage of proteins for amino acid sequence determination or peptide mapping

Content And Storage -20°C
Product Type Protease
Form Powder
pH Range 4 and 7.8
Sample Type Staphylococcus aureus V8 Strain
For Use With (Application) Used for selective cleavage of Proteins for Amino Acid sequence determination or Peptide mapping