##gff-version 3 Q4UKC1 UniProtKB Chain 1 124 . . . ID=PRO_0000281051;Note=Succinate dehydrogenase cytochrome b556 subunit Q4UKC1 UniProtKB Topological domain 1 29 . . . Note=Cytoplasmic;Ontology_term=ECO:0000250;evidence=ECO:0000250 Q4UKC1 UniProtKB Transmembrane 30 55 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250 Q4UKC1 UniProtKB Topological domain 56 67 . . . Note=Periplasmic;Ontology_term=ECO:0000250;evidence=ECO:0000250 Q4UKC1 UniProtKB Transmembrane 68 88 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250 Q4UKC1 UniProtKB Topological domain 89 103 . . . Note=Cytoplasmic;Ontology_term=ECO:0000250;evidence=ECO:0000250 Q4UKC1 UniProtKB Transmembrane 104 124 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250 Q4UKC1 UniProtKB Binding site 83 83 . . . Note=Axial binding residue;Ontology_term=ECO:0000250;evidence=ECO:0000250