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L-propargylglycine is an L-alpha-amino acid known for its unique chemical structure. It is derived from L-alanine, where one of the methyl hydrogens is substituted with an ethynyl group. This alteration leads to the irreversible inactivation of gamma-cystathionase (also called cystathionine gamma-lyase). Due to its properties, L-propargylglycine serves as an affinity labeling reagent for gamma-cystathionase and other enzymes. Moreover, L-propargylglycine acts as an inhibitor for various enzymes, including EC 1.4.3.2 (L-amino-acid oxidase), EC 2.6.1.2 (alanine transaminase), and EC 2.5.1.48 (cystathionine gamma-synthase). It exhibits characteristics of a non-proteinogenic L-alpha-amino acid and a terminal acetylenic compound. Notably, it exists as a tautomer of a L-propargylglycine zwitterion.
Ordering Information
| Product Name | Catalog # | UNIT | Price | Qty | FAVORITES | |
L-Propargylglycine, 250 mg | sc-286102 | 250 mg | $68.00 | |||
L-Propargylglycine, 1 g | sc-286102A | 1 g | $100.00 | |||
L-Propargylglycine, 5 g | sc-286102B | 5 g | $370.00 | |||
L-Propargylglycine, 10 g | sc-286102C | 10 g | $630.00 | |||
L-Propargylglycine, 25 g | sc-286102D | 25 g | $1505.00 |