Exact Mass: 638.2548

Exact Mass Matches: 638.2548

Found 1 metabolites which its exact mass value is equals to given mass value 638.2548, within given mass tolerance error 0.001 dalton. Try search metabolite list with more accurate mass tolerance error 0.0002 dalton.

Ac-Ile-Glu-Thr-Asp-pNA

Ac-Ile-Glu-Thr-Asp-pNA

C27H38N6O12 (638.2548)


Ac-Ile-Glu-Thr-Asp-pNA is a substrate for caspase-8. Caspase-8 binds to and cleaves the Ile-Glu-Thr-Asp (IETD) peptide sequence to release p-nitroalinide, which can be quantified by colorimetric detection at 405 nm as a measure of enzyme activity[1].