##gff-version 3 P02134 UniProtKB Chain 1 140 . . . ID=PRO_0000053088;Note=Hemoglobin subunit beta P02134 UniProtKB Binding site 57 57 . . . Note=Distal binding residue P02134 UniProtKB Binding site 86 86 . . . Note=Proximal binding residue