has material basis in germline mutation in ORC1 Meier-Gorlin syndrome 1 https://github.com/monarch-initiative/mondo/issues/4948 https://www.malacards.org/card/meier_gorlin_syndrome_1 GARD:0015162 Any Meier-Gorlin syndrome in which the cause of the disease is a mutation in the ORC1 gene. ICD9:759.89 MGORS1 MEDGEN:1641240 OMIM:224690 ORC1 Meier-Gorlin syndrome MONDO:0009143 UMLS:C4552001 Meier-Gorlin syndrome 1 DOID:0080512 Meier-Gorlin syndrome type 1 Meier-Gorlin syndrome caused by mutation in ORC1 SCTID:703508009 Meier-Gorlin syndrome