MTR

5-methyltetrahydrofolate-homocysteine methyltransferase
OMIM: 156570, Gene2Phenotype

16 panels

Panel Reviews Mode of inheritance Details
16 panels
Red MTR in Hyperammonaemia

Level 3: Urea Cycle disorders
Level 2: Metabolic disorders
Version 1.21

review Not set
Sources
  • Emory Genetics Laboratory
Red MTR in Familial Neural Tube Defects


Version 1.10

review BIALLELIC, autosomal or pseudoautosomal
Sources
  • Radboud University Medical Center, Nijmegen
Phenotypes
  • Neural tube defects,folate sensitive,susceptibility to
Red MTR in Familial Meniere Disease

Level 3: Other hearing and ear disorders
Level 2: Hearing and ear disorders
Version 1.3

review Not set
Sources
  • Literature
Green MTR in Cytopenias and congenital anaemias

Level 3: Anaemias and red cell disorders
Level 2: Haematological disorders
Version 1.118

review BIALLELIC, autosomal or pseudoautosomal
Sources
  • Expert Review Green
  • Radboud University Medical Center, Nijmegen
Phenotypes
  • Homocystinuria-megaloblastic anemia, cblG complementation type, 250940
Red MTR in Unexplained kidney failure in young people

Level 3: Disorders of function
Level 2: Renal and urinary tract disorders
Version 1.119

Component of the following Super Panels:

  • Renal superpanel - broad
  • review Not set
    Sources
    • Radboud University Medical Center, Nijmegen
    Phenotypes
    • Homocystinuria-megaloblastic anemia, cblG complementation type, 250940
    • {Neural tube defects, folate-sensitive, susceptibility to}, 601634
    • (originally on the Imerslund-Grasbeck syndrome gene panel)
    Green MTR in Rare anaemia


    Version 3.8
    Latest signed off version: v3.0 (22 Mar 2023)

    review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • Expert Review Green
    • North West GLH
    • Yorkshire and North East GLH
    • London South GLH
    • NHS GMS
    • Wessex and West Midlands GLH
    Phenotypes
    • 250940 Homocystinuria-megaloblastic anemia, cblG complementation type
    • Homocystinuria-megaloblastic anemia, cblG complementation type, 250940
    Red MTR in Unexplained young onset end-stage renal disease


    Version 4.3
    Latest signed off version: v4.0 (1 May 2024)

    Component of the following Super Panels:

  • Renal superpanel - broad
  • review Unknown
    Sources
    • Expert Review Red
    Phenotypes
    • Homocystinuria-megaloblastic anemia, cblG complementation type, 250940
    • {Neural tube defects, folate-sensitive, susceptibility to}, 601634
    • (originally on the Imerslund-Grasbeck syndrome gene panel)
    Green MTR in Undiagnosed metabolic disorders

    Level 3: Specific metabolic abnormalities
    Level 2: Metabolic disorders
    Version 1.617

    review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • Expert Review Green
    • Illumina TruGenome Clinical Sequencing Services
    • Emory Genetics Laboratory
    • Radboud University Medical Center, Nijmegen
    • Literature
    Phenotypes
    • Homocystinuria-megaloblastic anemia, cblG complementation type 250940
    • {Neural tube defects, folate-sensitive, susceptibility to} 601634
    Green MTR in Likely inborn error of metabolism - targeted testing not possible


    Version 5.3
    Latest signed off version: v5.0 (1 May 2024)

    Component of the following Super Panels:

  • Childhood onset leukodystrophy
  • Hypotonic infant
  • Paediatric disorders
  • Unexplained death in infancy and sudden unexplained death in childhood
  • review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • London North GLH
    • NHS GMS
    • Expert Review Green
    Phenotypes
    • Homocystinuria-megaloblastic anemia, cblG complementation type
    Red MTR in Fetal anomalies


    Version 4.1
    Latest signed off version: v4.0 (1 May 2024)

    review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • Expert Review Red
    • PAGE DD-Gene2Phenotype
    Phenotypes
    • METHYLCOBALAMIN DEFICIENCY TYPE G
    Green MTR in DDG2P


    Version 4.3
    Latest signed off version: v4.0 (1 May 2024)

    Component of the following Super Panels:

  • Paediatric disorders
  • review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • DD-Gene2Phenotype
    • Expert Review Green
    Phenotypes
    • METHYLCOBALAMIN DEFICIENCY TYPE G 250940
    Amber MTR in Early onset or syndromic epilepsy

    Level 3: Inherited Epilepsy Syndromes
    Level 2: Neurology and neurodevelopmental disorders
    Version 5.10
    Latest signed off version: v5.0 (1 May 2024)

    Component of the following Super Panels:

  • Paediatric disorders
  • Unexplained death in infancy and sudden unexplained death in childhood
  • review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • Expert Review Amber
    • Wessex and West Midlands GLH
    • NHS GMS
    • Victorian Clinical Genetics Services
    Phenotypes
    • Homocystinuria-megaloblastic anemia, cblG complementation type, 250940
    • methionine synthase deficiency type cblG
    • seizures
    Green MTR in Intellectual disability

    Level 3: Neurodevelopmental disorders
    Level 2: Neurology and neurodevelopmental disorders
    Version 6.13
    Latest signed off version: v6.0 (1 May 2024)

    Component of the following Super Panels:

  • Childhood onset leukodystrophy
  • Hypotonic infant
  • Paediatric disorders
  • review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • Victorian Clinical Genetics Services
    • Expert Review Green
    • Radboud University Medical Center, Nijmegen
    Phenotypes
    • Homocystinuria-megaloblastic anemia, cblG complementation type, 250940
    • {Neural tube defects, folate-sensitive, susceptibility to}, 601634
    • METHYLCOBALAMIN DEFICIENCY TYPE G (CBLG)
    Red MTR in Proteinuric renal disease

    Level 3: Syndromes with prominent renal abnormalities
    Level 2: Renal and urinary tract disorders
    Version 4.12
    Latest signed off version: v4.0 (22 Mar 2023)

    Component of the following Super Panels:

  • Renal superpanel - broad
  • Renal superpanel - narrow
  • review Not set
    Sources
    • NHS GMS
    • Expert Review Red
    • Radboud University Medical Center, Nijmegen
    Phenotypes
    • Homocystinuria-megaloblastic anemia, cblG complementation type, 250940
    • {Neural tube defects, folate-sensitive, susceptibility to}, 601634
    • (originally on the Imerslund-Grasbeck syndrome gene panel)
    Red MTR in Childhood onset dystonia, chorea or related movement disorder


    Version 4.3
    Latest signed off version: v4.0 (1 May 2024)

    review Not set
    Sources
    • Expert Review Red
    • London North GLH
    Green MTR in Severe Paediatric Disorders


    Version 1.184

    review BIALLELIC, autosomal or pseudoautosomal
    Sources
    • Next Generation Children Project
    • Expert Review Green
    • Expert list
    Phenotypes
    • Homocystinuria-megaloblastic anemia, cblG complementation type, 250940