Disorders

MPI-CDG (CDG-Ib)

Synonym(s): Carbohydrate-Deficient Glycoprotein Syndrome, Type Ib, CDG1b, CDGIb, CDGS1b, Congenital Disorder of Glycosylation 1b, Congenital Disorder of Glycosylation Ib

OMIM

Gene	Locus	Protein
MPI	15q22-qter	Mannose-6-phosphate isomerase

Laboratory	Test Method	Prenatal	Carrier *
Baylor College of Medicine, Medical Genetics Laboratories - Houston, TX, USA
Centogene AG, Rare Disease Company - Rostock, Germany
Charles University in Prague, First Faculty of Medicine - General University Hospital in Prague, Department of Pediatrics and Adolescent Medicine, Laboratory for Study of Mitochondrial Disorders - Prague, Czech Republic	• Enzyme assay
Emory University School of Medicine, Emory Molecular Genetics Laboratory - Atlanta, GA, USA
Greenwood Genetic Center, Metabolic Laboratory - Greenwood, SC, USA	• Enzyme assay
Hospital Sainte-Justine, Molecular Diagnostics Laboratory - Montreal, Canada	• Targeted mutation analysis
Instituto de Medicina Genmica, IMEGEN - Paterna, Spain
Mayo Clinic - Minnesota, Biochemical Genetics Laboratory - Rochester, MN, USA	• Enzyme assay
PreventionGenetics, Clinical DNA Testing and DNA Banking - Marshfield, WI, USA
SA Pathology - Women's and Children's Hospital, National Referral Laboratory - North Adelaide, Australia	• Enzyme assay
Universidad Autonoma de Madrid, Centro de Diagnostico de Enfermedades Moleculares - Madrid, Spain	• Enzyme assay

^* Carrier column is relevant to autosomal recessive and X-linked inheritance; column will be blank when it is not relevant (e.g. autosomal dominant inheritance, microdeletions/duplications) and/or is not offered by the lab.