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N-a-Tosyl-L-lysinyl-chloromethylketone hydrochloride (TLCK hydrochloride) is an irreversible serine protease inhibitor that functions by alkylating the histidine residue at the active site, thus inhibiting trypsin and trypsin-like proteases. It effectively inhibits caspase-3, caspase-6, and caspase-7 with IC50 values of 12.0, 54.5, and 19.3 μM, respectively. Additionally, N-a-Tosyl-L-lysinyl-chloromethylketone hydrochloride induces apoptosis in HL-60 cells and prevents the reduction of mitochondrial transmembrane potential during the apoptosis process.


| Description | N-a-Tosyl-L-lysinyl-chloromethylketone hydrochloride (TLCK hydrochloride) is an irreversible serine protease inhibitor that functions by alkylating the histidine residue at the active site, thus inhibiting trypsin and trypsin-like proteases. It effectively inhibits caspase-3, caspase-6, and caspase-7 with IC50 values of 12.0, 54.5, and 19.3 μM, respectively. Additionally, N-a-Tosyl-L-lysinyl-chloromethylketone hydrochloride induces apoptosis in HL-60 cells and prevents the reduction of mitochondrial transmembrane potential during the apoptosis process. |
| Targets&IC50 | Caspase-3:12.0 μM, Caspase-6:54.5 μM, Caspase-7:19.3 μM |
| Synonyms | TLCK hydrochloride |
| Molecular Weight | 369.31 |
| Formula | C14H22Cl2N2O3S |
| Cas No. | 4238-41-9 |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. |

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