##gff-version 3
P21810	UniProtKB	Signal peptide	1	16	.	.	.	Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P47853	
P21810	UniProtKB	Propeptide	17	37	.	.	.	ID=PRO_0000032691;Ontology_term=ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:2590169,ECO:0000269|PubMed:3597437;Dbxref=PMID:2590169,PMID:3597437	
P21810	UniProtKB	Chain	38	368	.	.	.	ID=PRO_0000032692;Note=Biglycan	
P21810	UniProtKB	Repeat	82	102	.	.	.	Note=LRR 1	
P21810	UniProtKB	Repeat	103	126	.	.	.	Note=LRR 2	
P21810	UniProtKB	Repeat	127	150	.	.	.	Note=LRR 3	
P21810	UniProtKB	Repeat	151	171	.	.	.	Note=LRR 4	
P21810	UniProtKB	Repeat	172	195	.	.	.	Note=LRR 5	
P21810	UniProtKB	Repeat	196	220	.	.	.	Note=LRR 6	
P21810	UniProtKB	Repeat	221	241	.	.	.	Note=LRR 7	
P21810	UniProtKB	Repeat	242	265	.	.	.	Note=LRR 8	
P21810	UniProtKB	Repeat	266	289	.	.	.	Note=LRR 9	
P21810	UniProtKB	Repeat	290	312	.	.	.	Note=LRR 10	
P21810	UniProtKB	Repeat	313	342	.	.	.	Note=LRR 11	
P21810	UniProtKB	Repeat	343	368	.	.	.	Note=LRR 12	
P21810	UniProtKB	Glycosylation	42	42	.	.	.	Note=O-linked (Xyl...) (glycosaminoglycan) serine;Ontology_term=ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:2590169,ECO:0000269|PubMed:32337544;Dbxref=PMID:2590169,PMID:32337544	
P21810	UniProtKB	Glycosylation	47	47	.	.	.	Note=O-linked (Xyl...) (glycosaminoglycan) serine;Ontology_term=ECO:0000269,ECO:0000269;evidence=ECO:0000269|PubMed:2590169,ECO:0000269|PubMed:32337544;Dbxref=PMID:2590169,PMID:32337544	
P21810	UniProtKB	Glycosylation	180	180	.	.	.	Note=O-linked (Xyl...) (glycosaminoglycan) serine;Ontology_term=ECO:0000255;evidence=ECO:0000255	
P21810	UniProtKB	Glycosylation	198	198	.	.	.	Note=O-linked (Xyl...) (glycosaminoglycan) serine;Ontology_term=ECO:0000255;evidence=ECO:0000255	
P21810	UniProtKB	Glycosylation	270	270	.	.	.	Note=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:19159218;Dbxref=PMID:19159218	
P21810	UniProtKB	Glycosylation	311	311	.	.	.	Note=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:19159218;Dbxref=PMID:19159218	
P21810	UniProtKB	Disulfide bond	63	69	.	.	.	Ontology_term=ECO:0000250;evidence=ECO:0000250	
P21810	UniProtKB	Disulfide bond	67	76	.	.	.	Ontology_term=ECO:0000250;evidence=ECO:0000250	
P21810	UniProtKB	Disulfide bond	321	354	.	.	.	Ontology_term=ECO:0000250;evidence=ECO:0000250	
P21810	UniProtKB	Natural variant	80	80	.	.	.	ID=VAR_078028;Note=In MRLS%3B uncertain significance. G->S;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:27632686;Dbxref=dbSNP:rs886037825,PMID:27632686	
P21810	UniProtKB	Natural variant	147	147	.	.	.	ID=VAR_076590;Note=In SEMDX%3B reduced protein stability. K->E;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:27236923;Dbxref=dbSNP:rs879255604,PMID:27236923	
P21810	UniProtKB	Natural variant	259	259	.	.	.	ID=VAR_076591;Note=In SEMDX. G->V;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:27236923;Dbxref=dbSNP:rs879255605,PMID:27236923	
P21810	UniProtKB	Natural variant	266	266	.	.	.	ID=VAR_036605;Note=In a breast cancer sample%3B somatic mutation. R->T;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:16959974;Dbxref=PMID:16959974	
P21810	UniProtKB	Natural variant	288	288	.	.	.	ID=VAR_036606;Note=In a breast cancer sample%3B somatic mutation. K->N;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:16959974;Dbxref=PMID:16959974	
P21810	UniProtKB	Natural variant	303	303	.	.	.	ID=VAR_078029;Note=In MRLS%3B uncertain significance. Q->P;Ontology_term=ECO:0000269;evidence=ECO:0000269|PubMed:27632686;Dbxref=dbSNP:rs886037824,PMID:27632686	
P21810	UniProtKB	Sequence conflict	139	140	.	.	.	Note=KL->NV;Ontology_term=ECO:0000305;evidence=ECO:0000305	
P21810	UniProtKB	Sequence conflict	163	164	.	.	.	Note=EL->DV;Ontology_term=ECO:0000305;evidence=ECO:0000305