##gff-version 3 Q16623 UniProtKB Chain 1 288 . . . ID=PRO_0000210186;Note=Syntaxin-1A Q16623 UniProtKB Topological domain 1 265 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q16623 UniProtKB Transmembrane 266 286 . . . Note=Helical%3B Anchor for type IV membrane protein;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q16623 UniProtKB Topological domain 287 288 . . . Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q16623 UniProtKB Domain 192 254 . . . Note=T-SNARE coiled-coil homology;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00202 Q16623 UniProtKB Coiled coil 68 109 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255 Q16623 UniProtKB Modified residue 14 14 . . . Note=Phosphoserine;Ontology_term=ECO:0007744;evidence=ECO:0007744|PubMed:15822905;Dbxref=PMID:15822905 Q16623 UniProtKB Modified residue 64 64 . . . Note=Phosphoserine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O35526 Q16623 UniProtKB Modified residue 95 95 . . . Note=Phosphoserine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P32851 Q16623 UniProtKB Modified residue 188 188 . . . Note=Phosphoserine%3B by DAPK1;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:12730201;Dbxref=PMID:12730201 Q16623 UniProtKB Cross-link 252 252 . . . Note=Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO);Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:26635000;Dbxref=PMID:26635000 Q16623 UniProtKB Cross-link 253 253 . . . Note=Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO);Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:26635000;Dbxref=PMID:26635000 Q16623 UniProtKB Cross-link 256 256 . . . Note=Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO);Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:26635000;Dbxref=PMID:26635000 Q16623 UniProtKB Alternative sequence 227 288 . . . ID=VSP_006338;Note=In isoform 2. GEMIDRIEYNVEHAVDYVERAVSDTKKAVKYQSKARRKKIMIIICCVILGIVIASTVGGIFA->PQGAFLKSCPEPQPNREEGALWSSGAPGPAGRDD;Ontology_term=ECO:0000303,ECO:0000303;evidence=ECO:0000303|PubMed:12586365,ECO:0000303|PubMed:9003414;Dbxref=PMID:12586365,PMID:9003414 Q16623 UniProtKB Alternative sequence 227 288 . . . ID=VSP_006339;Note=In isoform 3. GEMIDRIEYNVEHAVDYVERAVSDTKKAVKYQSKARRKKIMIIICCVILGIVIASTVGGIFA->TMWRGPCLTPRRPSSTRARRAGRKS;Ontology_term=ECO:0000303;evidence=ECO:0000303|PubMed:15489334;Dbxref=PMID:15489334 Q16623 UniProtKB Mutagenesis 252 252 . . . Note=Complete loss of sumoylation%3B when associated with R-253 and R-256. K->R;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:26635000;Dbxref=PMID:26635000 Q16623 UniProtKB Mutagenesis 253 253 . . . Note=Complete loss of sumoylation%3B when associated with R-252 and R-256. K->R;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:26635000;Dbxref=PMID:26635000 Q16623 UniProtKB Mutagenesis 256 256 . . . Note=Complete loss of sumoylation%3B when associated with R-252 and R-253. K->R;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:26635000;Dbxref=PMID:26635000 Q16623 UniProtKB Sequence conflict 73 73 . . . Note=E->V;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q16623 UniProtKB Sequence conflict 140 140 . . . Note=D->V;Ontology_term=ECO:0000305;evidence=ECO:0000305