- Diseases
- Methylmalonic aciduria due to transcobalamin receptor defect
Methylmalonic aciduria due to transcobalamin receptor defect
Name: |
Methylmalonic aciduria due to transcobalamin receptor defect
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Description: |
Methylmalonic aciduria due to transcobalamin receptor defect is a rare metabolite absorption and transport disorder characterized by a moderate increase of methylmalonic acid (MMA) in the blood and urine due to decreased cellular uptake of cobalamin resulting from decreased transcobalamin receptor function. Patients are usually asymptomatic however, screening reveals increased C3-acylcarnitine and MMA in plasma. Serum homocysteine levels may vary from normal to moderately elevated and retinal vascular occlusive disease, resulting in severe visual loss, has been reported.
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ORPHAcode: |
280183
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Synonyms: |
Methylmalonic acidemia, TCb1R type
Methylmalonic acidemia, TCbIR type
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XREF(s): | |
Analyte(s): | |
Created: |
13 May 2019 - 01:02
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Changed: |
22 Jun 2023 - 16:14
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Metabolic disorders (213 genes) - VUB
Gene % of coding sequence sufficiently covered to detect heterozygous mutations Copy number variation Comments ABAT 100.00 0 No comment ABCD1 99.93 0 No comment ACAT1 97.28 0 No comment ACOX1 100.00 0 No comment AGL 99.98 0 No comment AGPS 100.00 0 No comment AGXT 100.00 0 No comment ALDH18A1 100.00 0 No comment ALDH7A1 100.00 0 No comment ALDOA 100.00 0 No comment ALDOB 100.00 0 No comment ALG1 92.65 0 No comment ALG10 100.00 0 No comment ALG11 100.00 0 No comment ALG12 100.00 0 No comment ALG13 99.96 0 No comment ALG14 100.00 0 No comment ALG2 99.94 0 No comment ALG3 99.22 0 No comment ALG5 99.99 0 No comment ALG6 100.00 0 No comment ALG8 95.91 0 No comment ALG9 98.65 0 No comment AMACR 99.83 0 No comment AMT 99.94 0 No comment ASPA 100.00 0 No comment ATP6AP1 99.51 0 No comment ATP6V0A2 100.00 0 No comment ATP6V1A 100.00 0 No comment ATP6V1E1 100.00 0 No comment ATP7A 100.00 0 No comment ATP9B 99.97 0 No comment B3GALNT2 85.88 0 No comment B3GALT6 56.12 0 No comment B3GAT3 95.56 0 No comment B3GLCT 94.89 0 No comment B4GALNT1 100.00 0 No comment B4GALT1 100.00 0 No comment B4GALT7 93.23 0 No comment BCKDHA 100.00 0 No comment BCKDHB 100.00 0 No comment BTD 100.00 0 No comment CAD 100.00 0 No comment CCDC115 100.00 0 No comment CHST14 98.57 0 No comment CHST3 100.00 0 No comment CHST6 100.00 0 No comment CHSY1 91.67 0 No comment COG1 99.24 0 No comment COG2 100.00 0 No comment COG3 100.00 0 No comment COG4 100.00 0 No comment COG5 100.00 0 No comment COG6 100.00 0 No comment COG7 100.00 0 No comment COG8 100.00 0 No comment CRPPA 95.75 0 No comment CTH 100.00 0 No comment D2HGDH 100.00 0 No comment DAD1 100.00 0 No comment DBH 100.00 0 No comment DBT 100.00 0 No comment DDC 100.00 0 No comment DDOST 100.00 0 No comment DHDDS 100.00 0 No comment DNM1L 100.00 0 No comment DOLK 100.00 0 No comment DPAGT1 100.00 0 No comment DPM1 100.00 0 No comment DPM2 100.00 0 No comment DPM3 100.00 0 No comment ENO3 100.00 0 No comment EOGT 100.00 0 No comment EXT1 100.00 0 No comment EXT2 100.00 0 No comment FANCA 100.00 0 No comment FKRP 98.68 0 No comment FKTN 100.00 0 No comment FUT1 100.00 0 No comment G6PC1 100.00 0 No comment GAA 100.00 0 No comment GABRG2 92.03 0 No comment GALE 100.00 0 No comment GALK1 99.95 0 No comment GALNT3 100.00 0 No comment GALT 100.00 0 No comment GAMT 98.60 0 No comment GANAB 100.00 0 No comment GATM 99.26 0 No comment GBE1 100.00 0 No comment GCDH 100.00 0 No comment GCH1 96.30 0 No comment GCSH 76.04 0 No comment GFPT1 99.98 0 No comment GLDC 96.53 0 No comment GMPPA 100.00 0 No comment GMPPB 100.00 0 No comment GNE 100.00 0 No comment GNMT 100.00 0 No comment GNPAT 100.00 0 No comment GYS1 100.00 0 No comment GYS2 100.00 0 No comment HGD 100.00 0 No comment HLCS 100.00 0 No comment HMGCL 100.00 0 No comment HPRT1 94.60 0 No comment HSD17B4 100.00 0 No comment IVD 100.00 0 No comment LAMP2 100.00 0 No comment LARGE1 100.00 0 No comment LDHA 100.00 0 No comment LFNG 82.55 0 No comment MAGT1 100.00 0 No comment MAN1B1 99.99 0 No comment MAOA 99.95 0 No comment MCCC1 100.00 0 No comment MCCC2 99.99 0 No comment MGAT2 100.00 0 No comment MMAA 100.00 0 No comment MMAB 100.00 0 No comment MMACHC 100.00 0 No comment MOGS 98.73 0 No comment MPDU1 100.00 0 No comment MPI 100.00 0 No comment MMUT 100.00 0 No comment NANS 100.00 0 No comment NGLY1 99.98 0 No comment NUS1 100.00 0 No comment OAT 100.00 0 No comment OST4 100.00 0 No comment PCCA 100.00 0 No comment PCCB 99.98 0 No comment PEX1 100.00 0 No comment PEX10 88.47 0 No comment PEX11B 100.00 0 No comment PEX12 100.00 0 No comment PEX13 100.00 0 No comment PEX14 100.00 0 No comment PEX16 100.00 0 No comment PEX19 100.00 0 No comment PEX2 100.00 0 No comment PEX26 100.00 0 No comment PEX3 100.00 0 No comment PEX5 100.00 0 No comment PEX6 98.56 0 No comment PEX7 91.13 0 No comment PFKM 100.00 0 No comment PGAM2 100.00 0 No comment PGAP1 100.00 0 No comment PGAP2 100.00 0 No comment PGAP3 99.90 0 No comment PGM1 100.00 0 No comment PGM2 100.00 0 No comment PGM3 99.99 0 No comment PHGDH 100.00 0 No comment PHKA1 100.00 0 No comment PHKA2 100.00 0 No comment PHKB 100.00 0 No comment PHKG2 100.00 0 No comment PIGA 100.00 0 No comment PIGC 100.00 0 No comment PIGG 100.00 0 No comment PIGL 100.00 0 No comment PIGM 100.00 0 No comment PIGN 100.00 0 No comment PIGO 100.00 0 No comment PIGV 100.00 0 No comment PIGW 100.00 0 No comment PIGY 100.00 0 No comment PMM2 100.00 0 No comment PNPO 100.00 0 No comment POFUT1 100.00 0 No comment POGLUT1 100.00 0 No comment POMGNT1 100.00 0 No comment POMT1 100.00 0 No comment POMT2 99.90 0 No comment PRKCSH 100.00 0 No comment PSAT1 100.00 0 No comment PYGL 100.00 0 No comment PYGM 100.00 0 No comment RFT1 100.00 0 No comment RPN1 100.00 0 No comment RPN2 100.00 0 No comment RXYLT1 99.84 0 No comment SCP2 100.00 0 No comment SEC23B 100.00 0 No comment SLC25A22 100.00 0 No comment SLC2A1 99.94 0 No comment SLC35A1 100.00 0 No comment SLC35A2 100.00 0 No comment SLC35A3 100.00 0 No comment SLC35C1 100.00 0 No comment SLC35D1 99.99 0 No comment SLC39A8 97.00 0 No comment SLC3A1 100.00 0 No comment SLC6A19 100.00 0 No comment SLC6A8 98.78 0 No comment SLC7A9 100.00 0 No comment SPR 96.81 0 No comment SRD5A3 99.42 0 No comment SSR3 100.00 0 No comment SSR4 99.93 0 No comment ST3GAL3 100.00 0 No comment ST3GAL5 92.64 0 No comment STT3A 100.00 0 No comment STT3B 99.25 0 No comment TMEM165 89.91 0 No comment TMEM199 100.00 0 No comment TRAPPC11 100.00 0 No comment TUSC3 100.00 0 No comment VPS13B 99.25 0 No comment XYLT1 88.83 0 No comment XYLT2 98.70 0 No comment