##gff-version 3 Q56VN0 UniProtKB Transmembrane 68 89 . . . Note=Helical;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:Phobius Q56VN0 UniProtKB Transmembrane 142 167 . . . Note=Helical;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:Phobius Q56VN0 UniProtKB Domain 32 172 . . . Note=Potassium channel inwardly rectifying transmembrane;Ontology_term=ECO:0000259;evidence=ECO:0000259|Pfam:PF01007 Q56VN0 UniProtKB Domain 179 340 . . . Note=Inward rectifier potassium channel C-terminal;Ontology_term=ECO:0000259;evidence=ECO:0000259|Pfam:PF17655 Q56VN0 UniProtKB Site 158 158 . . . Note=Role in the control of polyamine-mediated channel gating and in the blocking by intracellular magnesium;Ontology_term=ECO:0000256;evidence=ECO:0000256|PIRSR:PIRSR005465-1