>1Y31_2|Chains B, D|Hemoglobin beta chain|Homo sapiens (9606) MHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVAPWTQRFFESFGDLSTPDAVMGNPKVKAHGKKVLGAFSDGLAHLDNLKGTFATLSELHCDKLHVDPENFRLLGNVLVCVLAHHFGKEFTPPVQAAYQKVVAGVANALAHKYH >1Y31_1|Chains A, C|Hemoglobin alpha chain|Homo sapiens (9606) VLSPADKTNVKAAWGKVGAHAGEYGAEALERMFLSFPTTKTYFPHFDLSHGSAQVKGHGKKVADALTNAVAHVDDMPNALSALSDLHAHKLRVDPVNFKLLSHCLLVTLAAHLPAEFTPAVHASLDKFLASVSTVLTSKYR