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907278

Sigma-Aldrich

H-L-Photo-leucine HCl

≥98%

Synonyme(s) :

(S)-2-Amino-3-(3-methyl-3H-diazirin-3-yl)propanoic acid hydrochloride, (S)-2-Amino-3-(3H-diazirin-3-yl)butanoic acid hydrochloride, Diazirine amino acid, Photo-Leu, Photo-crosslinking amino acid, Photoprobe building block

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About This Item

Formule empirique (notation de Hill):
C5H10ClN3O2
Poids moléculaire :
179.60
Code UNSPSC :
12352209

Pureté

≥98%

Forme

solid

Capacité de réaction

reaction type: solution phase peptide synthesis

Disponibilité

available only in USA

Application(s)

peptide synthesis

Température de stockage

−20°C

Application

H-L-Photo-leucine HCl is a diazirine-containing leucine amino acid and multifunctional photo-crosslinker. Its incorporation into peptides or small-molecule probes and tools allows for photoaffinity labeling of cellular targets and protein-protein interactions upon UV light (∼360 nm) irradiation to form a covalent bond. This and other multifunctional probe building blocks will continue to accelerate drug discovery research for probing cellular mechanisms, target ID/validation, and understanding traditionally undruggable targets. An Fmoc-protected version is also available as 907391.

Produit(s) apparenté(s)

Réf. du produit
Description
Tarif

Pictogrammes

Flame

Mention d'avertissement

Danger

Mentions de danger

Classification des risques

Self-react. C

Code de la classe de stockage

5.2 - Organic peroxides and self-reacting hazardous materials

Classe de danger pour l'eau (WGK)

WGK 3


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Bojie Zhang et al.
Journal of the American Society for Mass Spectrometry, 27(3), 552-555 (2015-12-19)
Protein footprinting combined with mass spectrometry provides a method to study protein structures and interactions. To improve further current protein footprinting methods, we adapted the fast photochemical oxidation of proteins (FPOP) platform to utilize carbenes as the footprinting reagent. A
Christopher J Shaffer et al.
Journal of the American Society for Mass Spectrometry, 27(7), 1176-1185 (2016-04-10)
We report a combined experimental and computational study aimed at elucidating the structure of N-terminal fragment ions of the c type produced by electron transfer dissociation of photo-leucine (L*) peptide ions GL*GGKX. The c 4 ion from GL*GGK is found
Lavanya K Iyer et al.
Molecular pharmaceutics, 10(12), 4629-4639 (2013-10-16)
Local side-chain interactions in lyophilized protein formulations were mapped using solid-state photolytic labeling-mass spectrometry (ssPL-MS). Photoactive amino acid analogues (PAAs) were used as probes and either added to the lyophilized matrix or incorporated within the amino acid sequence of a
Chanelle C Jumper et al.
Analytical chemistry, 84(10), 4411-4418 (2012-04-07)
Carbene chemistry has been used recently in structural mass spectrometry as a labeling method for mapping protein surfaces. The current study presents a method for quantitating label distribution at the amino acid level and explores the nature and basis for
Andrew L MacKinnon et al.
Journal of the American Chemical Society, 129(47), 14560-14561 (2007-11-07)
Photoaffinity labeling is a powerful tool to identify protein targets of biologically active small molecules, yet is often limited by the size, chemical properties, and availability of photoreactive groups. We report an improved synthesis of photo-leucine, a diazirine-based photoreactive analogue

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