##gff-version 3 Q63016 UniProtKB Chain 1 512 . . . ID=PRO_0000054272;Note=Large neutral amino acids transporter small subunit 1 Q63016 UniProtKB Topological domain 1 50 . . . Note=Cytoplasmic;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q63016 UniProtKB Transmembrane 51 71 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650 Q63016 UniProtKB Topological domain 72 84 . . . Note=Extracellular;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q63016 UniProtKB Transmembrane 85 105 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650 Q63016 UniProtKB Topological domain 106 127 . . . Note=Cytoplasmic;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q63016 UniProtKB Transmembrane 128 148 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650 Q63016 UniProtKB Topological domain 149 170 . . . Note=Extracellular;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q63016 UniProtKB Transmembrane 171 191 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650 Q63016 UniProtKB Topological domain 192 193 . . . Note=Cytoplasmic;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q63016 UniProtKB Transmembrane 194 215 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650 Q63016 UniProtKB Topological domain 216 247 . . . Note=Extracellular;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q63016 UniProtKB Transmembrane 248 268 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650 Q63016 UniProtKB Topological domain 269 281 . . . Note=Cytoplasmic;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q63016 UniProtKB Transmembrane 282 302 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650 Q63016 UniProtKB Topological domain 303 329 . . . Note=Extracellular;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q63016 UniProtKB Transmembrane 330 350 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650 Q63016 UniProtKB Topological domain 351 374 . . . Note=Cytoplasmic;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q63016 UniProtKB Transmembrane 375 395 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650 Q63016 UniProtKB Topological domain 396 400 . . . Note=Extracellular;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q63016 UniProtKB Transmembrane 401 421 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650 Q63016 UniProtKB Topological domain 422 435 . . . Note=Cytoplasmic;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q63016 UniProtKB Transmembrane 436 456 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650 Q63016 UniProtKB Topological domain 457 462 . . . Note=Extracellular;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q63016 UniProtKB Transmembrane 463 483 . . . Note=Helical;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650 Q63016 UniProtKB Topological domain 484 512 . . . Note=Cytoplasmic;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q63016 UniProtKB Region 1 43 . . . Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-lite Q63016 UniProtKB Compositional bias 20 40 . . . Note=Basic and acidic residues;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-lite Q63016 UniProtKB Modified residue 46 46 . . . Note=Phosphothreonine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650 Q63016 UniProtKB Disulfide bond 165 165 . . . Note=Interchain (with C-210 in SLC3A2);Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q01650