##gff-version 3 Q9HA82 UniProtKB Chain 1 394 . . . ID=PRO_0000185512;Note=Ceramide synthase 4 Q9HA82 UniProtKB Topological domain 1 31 . . . Note=Lumenal;Ontology_term=ECO:0000305;evidence=ECO:0000305|PubMed:29632068;Dbxref=PMID:29632068 Q9HA82 UniProtKB Transmembrane 32 52 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q9HA82 UniProtKB Transmembrane 140 160 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q9HA82 UniProtKB Transmembrane 179 199 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q9HA82 UniProtKB Transmembrane 209 229 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q9HA82 UniProtKB Transmembrane 260 280 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q9HA82 UniProtKB Transmembrane 304 324 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q9HA82 UniProtKB Topological domain 325 394 . . . Note=Cytoplasmic;Ontology_term=ECO:0000305;evidence=ECO:0000305|PubMed:26887952;Dbxref=PMID:26887952 Q9HA82 UniProtKB Domain 131 332 . . . Note=TLC;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00205 Q9HA82 UniProtKB Region 67 128 . . . Note=Homeobox-like;Ontology_term=ECO:0000305;evidence=ECO:0000305 Q9HA82 UniProtKB Region 341 394 . . . Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-lite Q9HA82 UniProtKB Motif 291 301 . . . Note=Last loop motif;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:29632068;Dbxref=PMID:29632068 Q9HA82 UniProtKB Modified residue 342 342 . . . Note=Phosphoserine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q9D6J1 Q9HA82 UniProtKB Modified residue 349 349 . . . Note=Phosphoserine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q9D6J1 Q9HA82 UniProtKB Modified residue 350 350 . . . Note=Phosphoserine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q9D6J1 Q9HA82 UniProtKB Glycosylation 19 19 . . . Note=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000255;evidence=ECO:0000255 Q9HA82 UniProtKB Natural variant 119 119 . . . ID=VAR_034065;Note=R->Q;Dbxref=dbSNP:rs17159388 Q9HA82 UniProtKB Natural variant 301 301 . . . ID=VAR_019556;Note=G->S;Dbxref=dbSNP:rs2288413 Q9HA82 UniProtKB Natural variant 353 353 . . . ID=VAR_060263;Note=A->V;Ontology_term=ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:14702039,ECO:0000269|PubMed:15489334;Dbxref=dbSNP:rs17160348,PMID:14702039,PMID:15489334 Q9HA82 UniProtKB Natural variant 366 366 . . . ID=VAR_019557;Note=A->T;Ontology_term=ECO:0000269;evidence=ECO:0000269|Ref.3;Dbxref=dbSNP:rs36259 Q9HA82 UniProtKB Natural variant 379 379 . . . ID=VAR_060264;Note=R->Q;Ontology_term=ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:14702039,ECO:0000269|PubMed:15489334;Dbxref=dbSNP:rs17160349,PMID:14702039,PMID:15489334 Q9HA82 UniProtKB Mutagenesis 291 298 . . . Note=Altered specificity toward acyl donor%3B generates C24 ceramides instead of C18-C22-ceramides. ESISNRGP->YPLELYPA;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:29632068;Dbxref=PMID:29632068 Q9HA82 UniProtKB Mutagenesis 342 350 . . . Note=Decreased phosphorylation. SDVEESDSS->ADVEEADAA;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:26887952;Dbxref=PMID:26887952