Crystal structure of an Eph receptor–ephrin complex 

Juha-Pekka Himanen, Kanagalaghatta R. Rajashankar, Martin Lackmann, Chad A. Cowan, Mark Henkemeyer & Dimitar B. Nikolov

Nature 414, 933 - 938 (2001)

Protein Data Bank accession codes 1KGY

CHESS, F2, ADSC Quantum-4 CCD