##gff-version 3 Q91V37 UniProtKB Chain 1 205 . . . ID=PRO_0000071778;Note=V-type proton ATPase 21 kDa proteolipid subunit c" Q91V37 UniProtKB Topological domain 1 3 . . . Note=Lumenal;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q91V37 UniProtKB Transmembrane 4 24 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q91V37 UniProtKB Topological domain 25 51 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q91V37 UniProtKB Transmembrane 52 72 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q91V37 UniProtKB Topological domain 73 90 . . . Note=Lumenal;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q91V37 UniProtKB Transmembrane 91 111 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q91V37 UniProtKB Topological domain 112 137 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q91V37 UniProtKB Transmembrane 138 158 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q91V37 UniProtKB Topological domain 159 175 . . . Note=Lumenal;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q91V37 UniProtKB Transmembrane 176 196 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q91V37 UniProtKB Topological domain 197 205 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q91V37 UniProtKB Site 98 98 . . . Note=Essential for proton translocation;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q2TA24