##gff-version 3 P21451 UniProtKB Signal peptide 1 26 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Chain 27 442 . . . ID=PRO_0000012733;Note=Endothelin receptor type B P21451 UniProtKB Topological domain 27 101 . . . Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Transmembrane 102 126 . . . Note=Helical%3B Name%3D1;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Topological domain 127 137 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Transmembrane 138 163 . . . Note=Helical%3B Name%3D2;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Topological domain 164 175 . . . Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Transmembrane 176 197 . . . Note=Helical%3B Name%3D3;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Topological domain 198 218 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Transmembrane 219 243 . . . Note=Helical%3B Name%3D4;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Topological domain 244 271 . . . Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Transmembrane 272 296 . . . Note=Helical%3B Name%3D5;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Topological domain 297 324 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Transmembrane 325 350 . . . Note=Helical%3B Name%3D6;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Topological domain 351 362 . . . Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Transmembrane 363 389 . . . Note=Helical%3B Name%3D7;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Topological domain 390 442 . . . Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Modified residue 305 305 . . . Note=Phosphoserine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P28088 P21451 UniProtKB Modified residue 419 419 . . . Note=Phosphoserine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P28088 P21451 UniProtKB Modified residue 439 439 . . . Note=Phosphotyrosine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P28088 P21451 UniProtKB Modified residue 440 440 . . . Note=Phosphoserine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P28088 P21451 UniProtKB Modified residue 441 441 . . . Note=Phosphoserine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P28088 P21451 UniProtKB Modified residue 442 442 . . . Note=Phosphoserine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P28088 P21451 UniProtKB Lipidation 402 402 . . . Note=S-palmitoyl cysteine;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Lipidation 403 403 . . . Note=S-palmitoyl cysteine;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Lipidation 405 405 . . . Note=S-palmitoyl cysteine;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Glycosylation 60 60 . . . Note=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Glycosylation 97 97 . . . Note=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21451 UniProtKB Disulfide bond 174 255 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00521 P21451 UniProtKB Sequence conflict 66 69 . . . Note=SSAP->FRT;Ontology_term=ECO:0000305;evidence=ECO:0000305