title: Ambiguous origin: two sides of an ephrin receptor tyrosine kinase.
abstract: The assembly of a functional receptor tyrosine kinase via expressed protein ligation using receptor segments produced in two different organisms by Singla et al. (2011) provides a tool for monitoring the order of tyrosine phosphorylation events upon ligand activation.
authors: Center for Integrated Protein Science Munich and Department of Chemistry, Technische Universität München, Lichtenbergstr. 4, 85747 Garching b. München, Germany. christian.becker@ch.tum.de
authors: Christian F W
authors: CF
authors: Becker