"A 3-Methylcrotonyl-CoA carboxylase deficiency that has_material_basis_in homozygous or compound heterozygous mutation in the gene encoding the beta subunit of 3-methylcrotonyl-CoA carboxylase on chromosome 5q13."^^ . "OMIM:210210"^^ . "disease_ontology"^^ . . "DOID:0080580"^^ . "3-Methylcrotonyl-CoA carboxylase 2 deficiency"@en . . .