##gff-version 3 Q8BN82 UniProtKB Chain 1 495 . . . ID=PRO_0000220948;Note=Sialin Q8BN82 UniProtKB Topological domain 1 41 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Transmembrane 42 62 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Topological domain 63 109 . . . Note=Lumenal;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Transmembrane 110 130 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Topological domain 131 136 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Transmembrane 137 157 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Topological domain 158 158 . . . Note=Lumenal;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Transmembrane 159 179 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Topological domain 180 200 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Transmembrane 201 221 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Topological domain 222 227 . . . Note=Lumenal;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Transmembrane 228 248 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Topological domain 249 278 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Transmembrane 279 299 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Topological domain 300 328 . . . Note=Lumenal;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Transmembrane 329 349 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Topological domain 350 365 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Transmembrane 366 386 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Topological domain 387 391 . . . Note=Lumenal;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Transmembrane 392 412 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Topological domain 413 423 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Transmembrane 424 444 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Topological domain 445 457 . . . Note=Lumenal;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Transmembrane 458 478 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Topological domain 479 495 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Region 1 25 . . . Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-lite Q8BN82 UniProtKB Motif 22 23 . . . Note=Dileucine internalization motif;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q9NRA2 Q8BN82 UniProtKB Glycosylation 71 71 . . . Note=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Glycosylation 77 77 . . . Note=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Glycosylation 95 95 . . . Note=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q8BN82 UniProtKB Alternative sequence 98 123 . . . ID=VSP_010484;Note=In isoform 2. Missing;Ontology_term=ECO:0000303;evidence=ECO:0000303|PubMed:15489334;Dbxref=PMID:15489334 Q8BN82 UniProtKB Alternative sequence 176 238 . . . ID=VSP_010485;Note=In isoform 3. GVTFPAMHAMWSSWAPPLERSKLLTISYAGAQLGTVISLPLSGIICYYMNWTYVFYLFGIVGI->KYPPPGCYVSSYARHVVFLGSPSGKKQASYHFLCGSTAWDSDLTSSFRNNMLLYELDLRLLSF;Ontology_term=ECO:0000303;evidence=ECO:0000303|PubMed:16141072;Dbxref=PMID:16141072 Q8BN82 UniProtKB Alternative sequence 239 495 . . . ID=VSP_010486;Note=In isoform 3. Missing;Ontology_term=ECO:0000303;evidence=ECO:0000303|PubMed:16141072;Dbxref=PMID:16141072 Q8BN82 UniProtKB Mutagenesis 39 39 . . . Note=Completely abolishes L-aspartate and L-glutamate transporter activity. Retains appreciable H(+)-coupled sialic acid transporter activity. R->C;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:18695252;Dbxref=PMID:18695252 Q8BN82 UniProtKB Mutagenesis 183 183 . . . Note=Abolishes sialic acid transporter activity. Does not affect L-aspartate and L-glutamate transporter activity. H->R;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:18695252;Dbxref=PMID:18695252