>1y4b_B mol:protein length:146  Hemoglobin beta chain
MHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVYPHTQRFFESFGDLSTPDAVMGNPK
VKAHGKKVLGAFSDGLAHLDNLKGTFATLSELHCDKLHVDPENFRLLGNVLVCVLAHHF
GKEFTPPVQAAYQKVVAGVANALAHKYH