>1y4b_C mol:protein length:141 Hemoglobin alpha chain VLSPADKTNVKAAWGKVGAHAGEYGAEALERMFLSFPTTKTYFPHFDLSHGSAQVKGHG KKVADALTNAVAHVDDMPNALSALSDLHAHKLRVDPVNFKLLSHCLLVTLAAHLPAEFT PAVHASLDKFLASVSTVLTSKYR >1y4b_D mol:protein length:146 Hemoglobin beta chain MHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVYPHTQRFFESFGDLSTPDAVMGNPK VKAHGKKVLGAFSDGLAHLDNLKGTFATLSELHCDKLHVDPENFRLLGNVLVCVLAHHF GKEFTPPVQAAYQKVVAGVANALAHKYH >1y4b_A mol:protein length:141 Hemoglobin alpha chain VLSPADKTNVKAAWGKVGAHAGEYGAEALERMFLSFPTTKTYFPHFDLSHGSAQVKGHG KKVADALTNAVAHVDDMPNALSALSDLHAHKLRVDPVNFKLLSHCLLVTLAAHLPAEFT PAVHASLDKFLASVSTVLTSKYR >1y4b_B mol:protein length:146 Hemoglobin beta chain MHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVYPHTQRFFESFGDLSTPDAVMGNPK VKAHGKKVLGAFSDGLAHLDNLKGTFATLSELHCDKLHVDPENFRLLGNVLVCVLAHHF GKEFTPPVQAAYQKVVAGVANALAHKYH >1y4b_D mol:protein length:146 Hemoglobin beta chain MHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVYPHTQRFFESFGDLSTPDAVMGNPK VKAHGKKVLGAFSDGLAHLDNLKGTFATLSELHCDKLHVDPENFRLLGNVLVCVLAHHF GKEFTPPVQAAYQKVVAGVANALAHKYH