>2r1h_B mol:protein length:147 Hemoglobin subunit beta-4
VDWTDAERSAIVGLWGKISVDEIGPQALARLLIVSPWTQRHFSTFGNLSTPAAIMGNPAVAKHGKTVMHGLDRAVQNLDDIKNTYVTLSVMHSEKLFVDPDNFRLLADCITVCVAAKLGPAVFSADTQEAFQKFLAVVVSALGRQYH