##gff-version 3 Q23355 UniProtKB Signal peptide 1 21 . . . Ontology_term=ECO:0000256;evidence=ECO:0000256|RuleBase:RU000687 Q23355 UniProtKB Chain 22 540 . . . ID=PRO_5041007802;Ontology_term=ECO:0000256;evidence=ECO:0000256|RuleBase:RU000687 Q23355 UniProtKB Transmembrane 254 278 . . . Note=Helical;Ontology_term=ECO:0000256;evidence=ECO:0000256|RuleBase:RU000687 Q23355 UniProtKB Transmembrane 284 306 . . . Note=Helical;Ontology_term=ECO:0000256;evidence=ECO:0000256|RuleBase:RU000687 Q23355 UniProtKB Transmembrane 318 340 . . . Note=Helical;Ontology_term=ECO:0000256;evidence=ECO:0000256|RuleBase:RU000687 Q23355 UniProtKB Transmembrane 460 478 . . . Note=Helical;Ontology_term=ECO:0000256;evidence=ECO:0000256|RuleBase:RU000687 Q23355 UniProtKB Domain 26 253 . . . Note=Neurotransmitter-gated ion-channel ligand-binding;Ontology_term=ECO:0000259;evidence=ECO:0000259|Pfam:PF02931 Q23355 UniProtKB Domain 260 476 . . . Note=Neurotransmitter-gated ion-channel transmembrane;Ontology_term=ECO:0000259;evidence=ECO:0000259|Pfam:PF02932