>1IKT_1|Chain A|ESTRADIOL 17 BETA-DEHYDROGENASE 4|Homo sapiens (9606) MEGGKLQSTFVFEEIGRRLKDIGPEVVKKVNAVFEWHITKGGNIGAKWTIDLKSGSGKVYQGPAKGAADTTIILSDEDFMEVVLGKLDPQKAFFSGRLKARGNIMLSQKLQMILKDYAKL