Exact Mass: 638.2628028
Exact Mass Matches: 638.2628028
Found 19 metabolites which its exact mass value is equals to given mass value 638.2628028,
within given mass tolerance error 0.01 dalton. Try search metabolite list with more accurate mass tolerance error
0.001 dalton.
10beta-hydroxy-2alpha,7beta,9alpha-triacetoxy-5alpha-cinnamoyloxy-11,12-epoxy-taxa-4(20)-en-13-one
10beta-hydroxy-2alpha,7beta,9alpha-triacetoxy-5alpha-cinnamoyloxy-11,12-epoxy-taxa-4(20)-en-13-one
Ac-Ile-Glu-Thr-Asp-pNA
Ac-Ile-Glu-Thr-Asp-pNA
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].