The application notes include recommended starting dilutions; optimal dilutions/concentrations should be determined by the end user.
Specific Activity: 125 U/mg. 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. Assay buffer: 50 mM HEPES, pH 7.4, 3 mM MgCl2, 3 mM MnCl2, 1 mM DTT, 3 uM Na-orthovanadate, 0.1 mM ATP, 30 ug/ml Poly (Glu:Tyr)4:1 substrate, and 2 ug /ml recombinant EPHB4.
This protein was expressed in a Baculovirus infected Sf9 cell expression system.
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Shipped on Dry Ice. Upon delivery aliquot. Store at -20°C or -80°C. Avoid freeze / thaw cycle.
This product is an active protein and may elicit a biological response in vivo, handle with caution.
Ephrin receptor EphB4
Ephrin type-B receptor 4
Hepatoma Transmembrane Kinase
Tyrosine-protein kinase receptor HTK
Tyrosine-protein kinase TYRO11
Receptor for members of the ephrin-B family. Binds to ephrin-B2. May have a role in events mediating differentiation and development.
Abundantly expressed in placenta and in a range of primary tissues and malignant cell lines. Expressed in fetal, but not adult, brain, and in primitive and myeloid, but not lymphoid, hematopoietic cells.
Belongs to the protein kinase superfamily. Tyr protein kinase family. Ephrin receptor subfamily. Contains 2 fibronectin type-III domains. Contains 1 protein kinase domain. Contains 1 SAM (sterile alpha motif) domain.