>1YEN_2|Chains B, D|Hemoglobin beta chain|Homo sapiens (9606) MHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVYAWTQRFFESFGDLSTPDAVMGNPKVKAHGKKVLGAFSDGLAHLDNLKGTFATLSELHCDKLHVDPENFRLLGNVLVCVLAHHFGKEFTPPVQAAYQKVVAGVANALAHKYH >1YEN_1|Chains A, C|Hemoglobin alpha chain|Homo sapiens (9606) VLSPADKTNVKAAWGKVGAHAGEYGAEALERMFLSFPTTKTYFPHFDLSHGSAQVKGHGKKVADALTNAVAHVDDMPNALSALSDLHAHKLRVDPVNFKLLSHCLLVTLAAHLPAEFTPAVHASLDKFLASVSTVLTSKYR