##gff-version 3
Q61647	UniProtKB	Chain	1	583	.	.	.	ID=PRO_0000197170;Note=Hyaluronan synthase 1	
Q61647	UniProtKB	Topological domain	1	24	.	.	.	Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Transmembrane	25	45	.	.	.	Note=Helical%3B Name%3D1;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Topological domain	46	51	.	.	.	Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Transmembrane	52	72	.	.	.	Note=Helical%3B Name%3D2;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Topological domain	73	404	.	.	.	Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Transmembrane	405	425	.	.	.	Note=Helical%3B Name%3D3;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Topological domain	426	435	.	.	.	Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Transmembrane	436	456	.	.	.	Note=Helical%3B Name%3D4;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Topological domain	457	462	.	.	.	Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Transmembrane	463	483	.	.	.	Note=Helical%3B Name%3D5;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Topological domain	484	501	.	.	.	Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Transmembrane	502	522	.	.	.	Note=Helical%3B Name%3D6;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Topological domain	523	545	.	.	.	Note=Cytoplasmic;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Transmembrane	546	566	.	.	.	Note=Helical%3B Name%3D7;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Topological domain	567	583	.	.	.	Note=Extracellular;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Glycosylation	489	489	.	.	.	Note=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000255;evidence=ECO:0000255	
Q61647	UniProtKB	Mutagenesis	242	242	.	.	.	Note=Loss of both activities. D->E;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:10617644;Dbxref=PMID:10617644	
Q61647	UniProtKB	Mutagenesis	311	311	.	.	.	Note=No effect. S->N;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:10617644;Dbxref=PMID:10617644	
Q61647	UniProtKB	Mutagenesis	312	312	.	.	.	Note=No effect. G->P;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:10617644;Dbxref=PMID:10617644	
Q61647	UniProtKB	Mutagenesis	313	313	.	.	.	Note=No effect. P->G;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:10617644;Dbxref=PMID:10617644	
Q61647	UniProtKB	Mutagenesis	314	314	.	.	.	Note=75%25 decrease of both activities. L->I;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:10617644;Dbxref=PMID:10617644	
Q61647	UniProtKB	Mutagenesis	314	314	.	.	.	Note=Loss of HA activity. L->V;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:10617644;Dbxref=PMID:10617644	
Q61647	UniProtKB	Mutagenesis	344	344	.	.	.	Note=Loss of both activities. D->E;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:10617644;Dbxref=PMID:10617644	
Q61647	UniProtKB	Mutagenesis	380	380	.	.	.	Note=85%25-90%25 decrease of both activities. Q->N;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:10617644;Dbxref=PMID:10617644	
Q61647	UniProtKB	Mutagenesis	383	383	.	.	.	Note=85%25-90%25 decrease of both activities. R->K;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:10617644;Dbxref=PMID:10617644	
Q61647	UniProtKB	Mutagenesis	384	384	.	.	.	Note=Loss of both activities. W->Y;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:10617644;Dbxref=PMID:10617644