>2r4b_A mol:protein length:321 Receptor tyrosine-protein kinase erbB-4 MKKGHHHHHHGLETELVEPLTPSGTAPNQAQLRILKETELKRVKVLGSGAFGTVYKGIW VPEGETVKIPVAIKILNETTGPKANVEFMDEALIMASMDHPHLVRLLGVCLSPTIQLVT QLMPHGCLLEYVHEHKDNIGSQLLLNWCVQIAKGMMYLEERRLVHRDLAARNVLVKSPN HVKITDFGLARLLEGDEKEYNADGGKMPIKWMALECIHYRKFTHQSDVWSYGVTIWELM TFGGKPYDGIPTREIPDLLEKGERLPQPPICTIDVYMVMVKCWMIDADSRPKFKELAAE FSRMARDPQRYLVIQGDDRMKLPSPN