_:vb50946382 . "disease_ontology"^^ . "methylcobalamin deficiency, cblG type"^^ . . "homocystinuria-megaloblastic anemia, cblG complementation type"^^ . . _:vb50946382 . "HMAG"^^ . . "An amino acid metabolic disorder characterized by failure of cells to incorporate methyltetrahydrofolate into methionine, impaired methionine synthase activity in the presence of a reducing agent, and somewhat variable features that include delayed psychomotor development, hypotonia, megaloblastic anemia, homocystinuria, and hypomethioninemia that has_material_basis_in homozygous or compound heterozygous mutation in MTR on chromosome 1q43."^^ . . "DOID:0112256"^^ . "GARD:3577"^^ . "homocystinuria-megaloblastic anemia due to defect in cobalamin metabolism cblG complementation type"^^ . "ORDO:2170"^^ . _:vb50946382 . _:vb50946382 . _:vb50946382 . "OMIM:250940"^^ . "homocystinuria-megaloblastic anemia cblG type"^^ .