>2QBX_1|Chains A, B|Ephrin type-B receptor 2|Homo sapiens (9606) MVSAIVLYVLLAAAAHSAFAAMVHHHHHHSAEETLMDSTTATAELGWMVHPPSGWEEVSGYDENMNTIRTYQVCNVFESSQNNWLRTKFIRRRGAHRIHVEMKFSVRDCSSIPSVPGSCKETFNLYYYEADFDSATKTFPNWMENPWVKVDTIAADESFSQVDLGGRVMKINTEVRSFGPVSRSGFYLAFQDYGGCMSLIAVRVFYRK >2QBX_2|Chains C[auth D], D[auth P]|antagonistic peptide|null SNEWIQPRLPQH