disease has basis in dysfunction of BBS1 Bardet-Biedl syndrome 1 A Bardet-Biedl syndrome that has material basis in homozygous mutation in the BBS1 gene on chromosome 11q13. BBS1 Bardet-Biedl syndrome 1 Bardet-Biedl syndrome type 1 DOID:0110123 EFO:0009021 GARD:0000820 ICD10:Q87.89 MESH:C537909 MONDO:0008854 OMIM:209900 UMLS:C2936862 Bardet-Biedl syndrome