Human EPHB4 (GenBank Accession No. NM_004444), a.a. 563-987 with N-terminal His-tag, MW=52 kDa, expressed in a Baculovirus infected Sf9 cell expression system.
Host cell line: Sf9 cells
Specific activity: 43 pmole/min/ug
Unit definition: One unit is defined as the amount of enzyme that will transfer 1 nmol phosphate to tyrosine substrate per minute at pH 7.4 and 30°C.
Immunogen Region
563-987
Tag
N-terminal His-tag
Formulation
40 mM Tris-HCl, pH 8.0, 110 mM NaCl, 2.2 mM KCl, 3 mM DTT, 20% glycerol, and 200 mM imidazole
Species
Human
Application
Useful for the study of enzyme kinetics, screening inhibitors, and selectivity profiling
Notes
ADP-Glo assay with 0.2 mg/ml poly-(Glu4:Tyr) as a substrate and 100 uM ATP at final concentration. Reaction was done for 50 minutes at 30°C. ADP-Glo for 45 minutes at RT, and Kinase detection for 55 minutes at RT.