Human USP14 (Ubiquitin-Specific Protease 14) or TGT (tRNA-guanine transglycosylase), GenBank Accession No. NM_005151, a.a. 2-494(end) with an N-terminal FLAG-tag, MW=57 kDa, expressed in a baculovirus-infected Sf9 cell expression system.
Specific activity: 5.7 pmole/min/ug
Immunogen Region
2-494(end)
Tag
N-terminal FLAG-tag
Formulation
45 mM Tris-HCl, pH 8.0, 124 mM NaCl, 2.4 mM KCl, 90 ug/ml FLAG peptide, 10% glycerol, and 3 mM DTT.
Species
Human
Application
Useful for the study of enzyme kinetics, screening inhibitors, and selectivity profiling
Notes
Reaction was performed in 50 mM Tris, pH 7.4, 1 mM DTT, 0.5 mM EDTA, 500 nM Ub-AMC, and USP14 in a 50 uL reaction. Reaction was incubated at 37°C for 15 min. and fluorescent signal was measured at excitation = 340 nm, emission = 460 nm.