| CFTR | Cystic fibrosis | Autosomal recessive |
| FMR1 | Fragile X syndrome | X-linked |
| SMN1 | Spinal muscular atrophy | Autosomal recessive |
| AAAS | Achalasia-addisonianism-alacrimia syndrome | Autosomal recessive |
| AARS2 | Combined oxidative phosphorylation deficiency 8 | Autosomal recessive |
| ABCA12 | Ichthyosis, congenital, autosomal recessive 4A | Autosomal recessive |
| ABCA3 | Surfactant metabolism dysfunction, pulmonary, 3 | Autosomal recessive |
| ABCB11 | Cholestasis, progressive familial intrahepatic 2 | Autosomal recessive |
| ABCB4 | Cholestasis, progressive familial intrahepatic 3 | Autosomal recessive |
| ABCC8 | Hyperinsulinemic hypoglycemia, familial, 1 | Autosomal recessive |
| ABCD1 | Adrenoleukodystrophy | X-linked |
| ACAD9 | Mitochondrial complex I deficiency due to ACAD9 deficiency | Autosomal recessive |
| ACADM | Acyl-CoA dehydrogenase, medium chain, deficiency of | Autosomal recessive |
| ACADVL | VLCAD deficiency | Autosomal recessive |
| ACAT1 | Alpha-methylacetoacetic aciduria | Autosomal recessive |
| ACOX1 | Peroxisomal acyl-CoA oxidase deficiency | Autosomal recessive |
| ADA | Adenosine deaminase deficiency, partial | Autosomal recessive |
| ADAMTS2 | Ehlers-Danlos syndrome, type VIIC | Autosomal recessive |
| ADAR | Aicardi-Goutieres syndrome 6 | Autosomal recessive |
| ADGRG1 | Polymicrogyria, bilateral frontoparietal | Autosomal recessive |
| ADGRV1 | Usher syndrome, type 2C | Autosomal recessive |
| ADSL | Adenylosuccinase deficiency | Autosomal recessive |
| AGA | Aspartylglucosaminuria | Autosomal recessive |
| AGK | Sengers syndrome | Autosomal recessive |
| AGL | Glycogen storage disease IIIa | Autosomal recessive |
| AGPS | Chondrodysplasia punctata, rhizomelic, type 3 | Autosomal recessive |
| AGXT | Hyperoxaluria, primary, type 1 | Autosomal recessive |
| AHI1 | Joubert syndrome-3 | Autosomal recessive |
| AIFM1 | Cowchock syndrome | X-linked |
| AIPL1 | Cone-rod dystrophy | Autosomal recessive |
| AK2 | Reticular dysgenesis | Autosomal recessive |
| ALDH18A1 | Spastic paraplegia 9B, autosomal recessive | Autosomal recessive |
| ALDH3A2 | Sjogren-Larsson syndrome | Autosomal recessive |
| ALDH5A1 | Succinic semialdehyde dehydrogenase deficiency | Autosomal recessive |
| ALDH7A1 | Epilepsy, pyridoxine-dependent | Autosomal recessive |
| ALDOB | Fructose intolerance | Autosomal recessive |
| ALG1 | Congenital disorder of glycosylation, type Ik | Autosomal recessive |
| ALG3 | Congenital disorder of glycosylation, type Id | Autosomal recessive |
| ALG6 | Congenital disorder of glycosylation, type Ic | Autosomal recessive |
| ALMS1 | Alstrom syndrome | Autosomal recessive |
| ALPL | Hypophosphatasia, infantile | Autosomal recessive |
| AMPD2 | Pontocerebellar hypoplasia, type 9 | Autosomal recessive |
| AMT | Glycine encephalopathy | Autosomal recessive |
| AP1S2 | Mental retardation, X-linked syndromic 5 | X-linked |
| AQP2 | Diabetes insipidus, nephrogenic | Autosomal recessive |
| ARG1 | Argininemia | Autosomal recessive |
| ARL13B | Joubert syndrome 8 | Autosomal recessive |
| ARL6 | Bardet-Biedl syndrome 3 | Autosomal recessive |
| ARSA | Metachromatic leukodystrophy | Autosomal recessive |
| ARSB | Mucopolysaccharidosis type VI (Maroteaux-Lamy) | Autosomal recessive |
| ARX | Hydranencephaly with abnormal genitalia | X-linked |
| ASL | Argininosuccinic aciduria | Autosomal recessive |
| ASNS | Asparagine synthetase deficiency | Autosomal recessive |
| ASPA | Canavan disease | Autosomal recessive |
| ASPM | Microcephaly 5, primary, autosomal recessive | Autosomal recessive |
| ASS1 | Citrullinemia | Autosomal recessive |
| ATM | Ataxia-telangiectasia | Autosomal recessive |
| ATP6V1B1 | Renal tubular acidosis with deafness | Autosomal recessive |
| ATP7A | Menkes disease | X-linked |
| ATP7B | Wilson disease | Autosomal recessive |
| ATP8B1 | Cholestasis, progressive familial intrahepatic 1 | Autosomal recessive |
| ATR | Seckel syndrome 1 | Autosomal recessive |
| ATRX | Mental retardation-hypotonic facies syndrome, X-linked | X-linked |
| AUH | 3-methylglutaconic aciduria, type I | Autosomal recessive |
| B3GLCT | Peters-plus syndrome | Autosomal recessive |
| BBS1 | Bardet-Biedl syndrome 1 | Autosomal recessive |
| BBS10 | Bardet-Biedl syndrome 10 | Autosomal recessive |
| BBS12 | Bardet-Biedl syndrome 12 | Autosomal recessive |
| BBS2 | Bardet-Biedl syndrome 2 | Autosomal recessive |
| BBS4 | Bardet-Biedl syndrome 4 | Autosomal recessive |
| BBS5 | Bardet-Biedl syndrome 5 | Autosomal recessive |
| BBS7 | Bardet-Biedl syndrome 7 | Autosomal recessive |
| BBS9 | Bardet-Biedl syndrome 9 | Autosomal recessive |
| BCKDHA | Maple syrup urine disease, type Ia | Autosomal recessive |
| BCKDHB | Maple syrup urine disease, type Ib | Autosomal recessive |
| BCS1L | GRACILE syndrome | Autosomal recessive |
| BLM | Bloom syndrome | Autosomal recessive |
| BRAT1 | Rigidity and multifocal seizure syndrome, lethal neonatal | Autosomal recessive |
| BRWD3 | Mental retardation, X-linked 93 | X-linked |
| BSND | Bartter syndrome, type 4a | Autosomal recessive |
| BTK | Agammaglobulinemia and isolated hormone deficiency | X-linked |
| CPLANE1 | Joubert syndrome 17 | Autosomal recessive |
| CANT1 | Desbuquois dysplasia | Autosomal recessive |
| CAPN3 | Muscular dystrophy, limb-girdle, type 2A | Autosomal recessive |
| CASK | Mental retardation | X-linked |
| CASQ2 | Ventricular tachycardia, catecholaminergic polymorphic, 2 | Autosomal recessive |
| CC2D1A | Mental retardation, autosomal recessive 3 | Autosomal recessive |
| CC2D2A | Joubert syndrome 9 | Autosomal recessive |
| CCBE1 | Hennekam lymphangiectasia-lymphedema syndrome 1 | Autosomal recessive |
| CCDC103 | Ciliary dyskinesia, primary, 17 | Autosomal recessive |
| CCDC39 | Ciliary dyskinesia, primary, 14 | Autosomal recessive |
| CCDC88C | Hydrocephalus, nonsyndromic, autosomal recessive | Autosomal recessive |
| CD3D | Immunodeficiency 19 | Autosomal recessive |
| CD40 | Immunodeficiency with hyper-IgM, type 3 | Autosomal recessive |
| CD40LG | Immunodeficiency, X-linked, with hyper-IgM | X-linked |
| CDH23 | Usher syndrome, type 1D | Autosomal recessive |
| CENPJ | Microcephaly 6, primary, autosomal recessive | Autosomal recessive |
| CEP152 | Seckel syndrome 5 | Autosomal recessive |
| CEP290 | Joubert syndrome 5 | Autosomal recessive |
| CEP41 | Joubert syndrome 15 | Autosomal recessive |
| CHAT | Myasthenic syndrome, congenital, 6, presynaptic | Autosomal recessive |
| CHRNE | Myasthenic syndrome, congenital, 4A, slow-channel | Autosomal recessive |
| CHRNG | Escobar syndrome | Autosomal recessive |
| CIITA | Bare lymphocyte syndrome, type II, complementation group A | Autosomal recessive |
| CKAP2L | Filippi syndrome | Autosomal recessive |
| CLCN5 | Dent disease | X-linked |
| CLCN7 | Osteopetrosis, autosomal recessive 4 | Autosomal recessive |
| CLN5 | Ceroid lipofuscinosis, neuronal, 5 | Autosomal recessive |
| CLN6 | Ceroid lipofuscinosis, neuronal 6 | Autosomal recessive |
| CLN8 | Ceroid lipofuscinosis, neuronal, 8 | Autosomal recessive |
| CLP1 | Pontocerebellar hypoplasia, type 10 | Autosomal recessive |
| CLPB | 3-methylglutaconic aciduria, type VII, with cataracts, neurologic involvement and neutropenia | Autosomal recessive |
| CLRN1 | Usher syndrome, type 3A | Autosomal recessive |
| CNGB3 | Macular degeneration, juvenile | Autosomal recessive |
| COL11A2 | Fibrochondrogenesis 2 | Autosomal recessive |
| COL17A1 | Epidermolysis bullosa, junctional, non-Herlitz type | Autosomal recessive |
| COL18A1 | Knobloch syndrome, type 1 | Autosomal recessive |
| COL27A1 | Steel Syndrome | Autosomal recessive |
| COL4A3 | Alport syndrome, autosomal recessive | Autosomal recessive |
| COL4A4 | Alport syndrome, autosomal recessive | Autosomal recessive |
| COL4A5 | Alport syndrome 1 | X-linked |
| COL6A1 | Ullrich congenital muscular dystrophy 1 | Autosomal recessive |
| COL7A1 | Epidermolysis bullosa dystrophica, AR | Autosomal recessive |
| COLEC11 | 3MC syndrome 2 | Autosomal recessive |
| COLQ | Myasthenic syndrome, congenital, 5 | Autosomal recessive |
| COX15 | Cardioencephalomyopathy, fatal infantile, due to cytochrome c oxidase deficiency 2 | Autosomal recessive |
| CPS1 | Carbamoylphosphate synthetase I deficiency | Autosomal recessive |
| CPT1A | CPT deficiency, hepatic, type IA | Autosomal recessive |
| CPT2 | CPT II deficiency, lethal neonatal | Autosomal recessive |
| CRB1 | Leber congenital amaurosis 8 | Autosomal recessive |
| CRTAP | Osteogenesis imperfecta, type VII | Autosomal recessive |
| CSPP1 | Joubert syndrome 21 | Autosomal recessive |
| CTNS | Cystinosis, nephropathic | Autosomal recessive |
| CTSA | Galactosialidosis | Autosomal recessive |
| CTSC | Papillon-Lefevre syndrome | Autosomal recessive |
| CTSD | Ceroid lipofuscinosis, neuronal, 10 | Autosomal recessive |
| CTSK | Pycnodysostosis | Autosomal recessive |
| CUL4B | Mental retardation, X-linked, syndromic 15 (Cabezas type) | X-linked |
| CYBA | Chronic granulomatous disease, autosomal, due to deficiency of CYBA | Autosomal recessive |
| CYBB | Chronic granulomatous disease, X-linked | X-linked |
| CYP11A1 | Adrenal insufficiency, congenital, with 46XY sex reversal, partial or complete | Autosomal recessive |
| CYP11B2 | Hypoaldosteronism, congenital, due to CMO I deficiency | Autosomal recessive |
| CYP17A1 | 17,20-lyase deficiency, isolated | Autosomal recessive |
| CYP1B1 | Glaucoma 3A, primary open angle, congenital, juvenile, or adult onset | Autosomal recessive |
| CYP27A1 | Cerebrotendinous xanthomatosis | Autosomal recessive |
| CYP7B1 | Bile acid synthesis defect, congenital, 3 | Autosomal recessive |
| D2HGDH | D-2-hydroxyglutaric aciduria | Autosomal recessive |
| DBT | Maple syrup urine disease, type II | Autosomal recessive |
| DCAF17 | Woodhouse-Sakati syndrome | Autosomal recessive |
| DCLRE1C | Severe combined immunodeficiency, Athabascan type | Autosomal recessive |
| DCX | Lissencephaly, X-linked | X-linked |
| DDC | Aromatic L-amino acid decarboxylase deficiency | Autosomal recessive |
| DDX11 | Warsaw breakage syndrome | Autosomal recessive |
| DGAT1 | Diarrhea 7 | Autosomal recessive |
| DGUOK | Mitochondrial DNA depletion syndrome 3 (hepatocerebral type) | Autosomal recessive |
| DHCR24 | Desmosterolosis | Autosomal recessive |
| DHCR7 | Smith-Lemli-Opitz syndrome | Autosomal recessive |
| DHDDS | Retinitis pigmentosa 59 | Autosomal recessive |
| DIS3L2 | Perlman syndrome | Autosomal recessive |
| DKC1 | Dyskeratosis congenita, X-linked | X-linked |
| DLD | Dihydrolipoamide dehydrogenase deficiency | Autosomal recessive |
| DLG3 | Mental retardation, X-linked 90 | X-linked |
| DLL3 | Spondylocostal dysostosis 1, autosomal recessive | Autosomal recessive |
| DMD | Duchenne muscular dystrophy | X-linked |
| DNAH11 | Ciliary dyskinesia, primary, 7, with or without situs inversus | Autosomal recessive |
| DNAH5 | Ciliary dyskinesia, primary, 3, with or without situs inversus | Autosomal recessive |
| DNAI1 | Ciliary dyskinesia, primary, 1, with or without situs inversus | Autosomal recessive |
| DNAI2 | Ciliary dyskinesia, primary, 9, with or without situs inversus | Autosomal recessive |
| DNMT3B | Immunodeficiency-centromeric instability-facial anomalies syndrome 1 | Autosomal recessive |
| DOCK6 | Adams-Oliver syndrome 2 | Autosomal recessive |
| DOK7 | Myasthenic syndrome, congenital, 10 | Autosomal recessive |
| DYM | Dyggve-Melchior-Clausen disease | Autosomal recessive |
| DYNC2H1 | Short-rib thoracic dysplasia 3 with or without polydactyly | Autosomal recessive |
| DYSF | Muscular dystrophy, limb-girdle, type 2B | Autosomal recessive |
| ECHS1 | Mitochondrial short-chain enoyl-CoA hydratase 1 deficiency | Autosomal recessive |
| EDA | Ectodermal dysplasia 1, hypohidrotic, X-linked | X-linked |
| EIF2AK3 | Wolcott-Rallison syndrome | Autosomal recessive |
| EIF2B1 | Leukoencephalopathy with vanishing white matter | Autosomal recessive |
| EIF2B2 | Leukoencephalopathy with vanishing white matter | Autosomal recessive |
| EIF2B3 | Leukoencephalopathy with vanishing white matter | Autosomal recessive |
| EIF2B4 | Leukoencephaly with vanishing white matter | Autosomal recessive |
| EIF2B5 | Leukoencephalopathy with vanishing white matter | Autosomal recessive |
| ELP1 | Dysautonomia, familial | Autosomal recessive |
| EMD | Emery-Dreifuss muscular dystrophy 1, X-linked | X-linked |
| ENPP1 | Hypophosphatemic rickets, autosomal recessive, 2 | Autosomal recessive |
| EPG5 | Vici syndrome | Autosomal recessive |
| ERCC2 | Cerebrooculofacioskeletal syndrome 2 | Autosomal recessive |
| ERCC4 | Fanconi anemia, complementation group Q | Autosomal recessive |
| ERCC5 | Xeroderma pigmentosum, group G | Autosomal recessive |
| ERCC6 | Cockayne syndrome, type B | Autosomal recessive |
| ERCC8 | Cockayne syndrome, type A | Autosomal recessive |
| ESCO2 | SC phocomelia syndrome | Autosomal recessive |
| ETFA | Glutaric acidemia IIA | Autosomal recessive |
| ETFB | Glutaric acidemia IIB | Autosomal recessive |
| ETFDH | Glutaric acidemia IIC | Autosomal recessive |
| ETHE1 | Ethylmalonic encephalopathy | Autosomal recessive |
| EVC | Ellis-van Creveld syndrome | Autosomal recessive |
| EVC2 | Ellis-van Creveld syndrome | Autosomal recessive |
| EXOSC3 | Pontocerebellar hypoplasia, type 1B | Autosomal recessive |
| EXOSC8 | Pontocerebellar hypoplasia, type 1C | Autosomal recessive |
| F2 | Hypoprothrombinaemia (MIM#613679);Dysprothrombinaemia | Autosomal recessive |
| FAH | Tyrosinemia, type I | Autosomal recessive |
| FAM126A | Leukodystrophy, hypomyelinating, 5 | Autosomal recessive |
| FANCA | Fanconi anemia, complementation group A | Autosomal recessive |
| FANCB | Fanconi anemia, complementation group B | X-linked |
| FANCC | Fanconi anemia, complementation group C | Autosomal recessive |
| FANCD2 | Fanconi anemia, complementation group D2 | Autosomal recessive |
| FANCE | Fanconi anemia, complementation group E | Autosomal recessive |
| FANCF | Fanconi anemia, complementation group F | Autosomal recessive |
| FANCG | Fanconi anemia, complementation group G | Autosomal recessive |
| FANCI | Fanconi anemia, complementation group I | Autosomal recessive |
| FANCL | Fanconi anemia, complementation group L | Autosomal recessive |
| FAT4 | Hennekam lymphangiectasia-lymphedema syndrome 2 | Autosomal recessive |
| FBP1 | Fructose-1,6-bisphosphatase deficiency | Autosomal recessive |
| FBXO7 | Parkinson disease 15, autosomal recessive | Autosomal recessive |
| FH | Fumarase deficiency | Autosomal recessive |
| FHL1 | Emery-Dreifuss muscular dystrophy 6, X-linked | X-linked |
| FKBP10 | Bruck syndrome 1 | Autosomal recessive |
| FKRP | Muscular dystrophy-dystroglycanopathy (congenital with brain and eye anomalies), type A, 5 | Autosomal recessive |
| FKTN | Muscular dystrophy-dystroglycanopathy (congenital with brain and eye anomalies), type A, 4 | Autosomal recessive |
| FLNA | FG syndrome 2 | X-linked |
| FOXN1 | T-cell immunodeficiency, congenital alopecia, and nail dystrophy | Autosomal recessive |
| FOXRED1 | Mitochondrial complex I deficiency | Autosomal recessive |
| FRAS1 | Fraser syndrome | Autosomal recessive |
| FREM2 | Fraser syndrome | Autosomal recessive |
| FTSJ1 | Mental retardation, X-linked 9 | X-linked |
| FUCA1 | Fucosidosis | Autosomal recessive |
| G6PC | Glycogen storage disease Ia | Autosomal recessive |
| G6PC3 | Dursun syndrome | Autosomal recessive |
| GAA | Glycogen storage disease II | Autosomal recessive |
| GALC | Krabbe disease | Autosomal recessive |
| GALNS | Mucopolysaccharidosis IVA | Autosomal recessive |
| GALT | Galactosemia | Autosomal recessive |
| GAMT | Cerebral creatine deficiency syndrome 2 | Autosomal recessive |
| GATM | Cerebral creatine deficiency syndrome 3 | Autosomal recessive |
| GBE1 | Glycogen storage disease IV | Autosomal recessive |
| GCDH | Glutaricaciduria, type I | Autosomal recessive |
| GCH1 | Dystonia, DOPA-responsive, with or without hyperphenylalaninemia | Autosomal recessive |
| GDAP1 | Charcot-Marie-Tooth disease, recessive intermediate, A | Autosomal recessive |
| GDF1 | Right atrial isomerism | Autosomal recessive |
| GDF5 | Chondrodysplasia, Grebe type | Autosomal recessive |
| GFM1 | Combined oxidative phosphorylation deficiency 1 | Autosomal recessive |
| GHR | Laron dwarfism | Autosomal recessive |
| GJB1 | Charcot-Marie-Tooth neuropathy, X-linked dominant | X-linked |
| GLA | Fabry disease | X-linked |
| GLB1 | Mucopolysaccharidosis type IVB (Morquio) | Autosomal recessive |
| GLDC | Glycine encephalopathy | Autosomal recessive |
| GLE1 | Arthrogryposis, lethal, with anterior horn cell disease | Autosomal recessive |
| GNB5 | Intellectual developmental disorder with cardiac arrhythmia, 617173 (3) | Autosomal recessive |
| GNPAT | Chondrodysplasia punctata, rhizomelic, type 2 | Autosomal recessive |
| GNPTAB | Mucolipidosis III alpha/beta | Autosomal recessive |
| GNPTG | Mucolipidosis III gamma | Autosomal recessive |
| GNS | Mucopolysaccharidosis type IIID | Autosomal recessive |
| GORAB | Geroderma osteodysplasticum | Autosomal recessive |
| GPC3 | Simpson-Golabi-Behmel syndrome, type 1 | X-linked |
| GPSM2 | Chudley-McCullough syndrome | Autosomal recessive |
| GSS | Glutathione synthetase deficiency | Autosomal recessive |
| GUCY2D | Leber congenital amaurosis 1 | Autosomal recessive |
| GUSB | Mucopolysaccharidosis VII | Autosomal recessive |
| HADH | 3-hydroxyacyl-CoA dehydrogenase deficiency | Autosomal recessive |
| HADHA | Fatty liver, acute, of pregnancy | Autosomal recessive |
| HADHB | Trifunctional protein deficiency | Autosomal recessive |
| HAMP | Hemochromatosis, type 2B | Autosomal recessive |
| HAX1 | Neutropenia, severe congenital 3, autosomal recessive | Autosomal recessive |
| HBB | Thalassemias, beta- | Autosomal recessive |
| HCFC1 | Mental retardation, X-linked 3 (methylmalonic acidemia and homocysteinemia, cblX type) | X-linked |
| HEXA | Tay-Sachs disease | Autosomal recessive |
| HEXB | Sandhoff disease, infantile, juvenile, and adult forms | Autosomal recessive |
| HJV | Hemochromatosis, type 2A | Autosomal recessive |
| HGSNAT | Mucopolysaccharidosis type IIIC (Sanfilippo C) | Autosomal recessive |
| HIBCH | 3-hydroxyisobutryl-CoA hydrolase deficiency | Autosomal recessive |
| HLCS | Holocarboxylase synthetase deficiency | Autosomal recessive |
| HMGCL | HMG-CoA lyase deficiency | Autosomal recessive |
| HMGCS2 | HMG-CoA synthase-2 deficiency | Autosomal recessive |
| HPD | Tyrosinemia, type III | Autosomal recessive |
| HPRT1 | Lesch-Nyhan syndrome | X-linked |
| HPS1 | Hermansky-Pudlak syndrome 1 | Autosomal recessive |
| HPS3 | Hermansky-Pudlak syndrome 3 | Autosomal recessive |
| HPS4 | Hermansky-Pudlak syndrome 4 | Autosomal recessive |
| HPS5 | Hermansky-Pudlak syndrome 5 | Autosomal recessive |
| HPS6 | Hermansky-Pudlak syndrome 6 | Autosomal recessive |
| HSD17B10 | HSD10 mitochondrial disease | X-linked |
| HSD17B4 | D-bifunctional protein deficiency | Autosomal recessive |
| HSD3B2 | 3-beta-hydroxysteroid dehydrogenase, type II, deficiency | Autosomal recessive |
| HUWE1 | Mental retardation, X-linked syndromic, Turner type | X-linked |
| HYLS1 | Hydrolethalus syndrome | Autosomal recessive |
| IDS | Mucopolysaccharidosis II | X-linked |
| IDUA | Mucopolysaccharidosis Ih | Autosomal recessive |
| IGHMBP2 | Neuronopathy, distal hereditary motor, type VI | Autosomal recessive |
| IKBKB | Immunodeficiency 15 | Autosomal recessive |
| IL1RAPL1 | Mental retardation, X-linked 21/34 | X-linked |
| IL2RG | Severe combined immunodeficiency, X-linked | X-linked |
| IL7R | Severe combined immunodeficiency, T-cell negative, B-cell/natural killer cell-positive type | Autosomal recessive |
| INPP5E | Joubert syndrome 1 | Autosomal recessive |
| INVS | Nephronophthisis 2, infantile | Autosomal recessive |
| IQSEC2 | Mental retardation, X-linked 1 | X-linked |
| ITGA6 | Epidermolysis bullosa, junctional, with pyloric stenosis | Autosomal recessive |
| ITGB4 | Epidermolysis bullosa, junctional, with pyloric atresia | Autosomal recessive |
| ITPR1 | Gillespie syndrome, 206700 (3) | Autosomal recessive |
| IVD | Isovaleric acidemia | Autosomal recessive |
| JAK3 | SCID, autosomal recessive, T-negative/B-positive type | Autosomal recessive |
| KATNB1 | Lissencephaly 6, with microcephaly | Autosomal recessive |
| KCNJ1 | Bartter syndrome, type 2 | Autosomal recessive |
| KCNJ11 | Hyperinsulinemic hypoglycemia, familial, 2 | Autosomal recessive |
| KCNQ1 | Jervell and Lange-Nielsen syndrome | Autosomal recessive |
| KDM5C | Mental retardation, X-linked, syndromic, Claes-Jensen type | X-linked |
| KIF1A | Spastic paraplegia 30, autosomal recessive | Autosomal recessive |
| KIF7 | Hydrolethalus syndrome 2 | Autosomal recessive |
| KRT14 | Epidermolysis bullosa simplex, recessive 1 | Autosomal recessive |
| L1CAM | MASA syndrome | X-linked |
| L2HGDH | L-2-hydroxyglutaric aciduria | Autosomal recessive |
| LAMA2 | Muscular dystrophy, congenital merosin-deficient | Autosomal recessive |
| LAMA3 | Epidermolysis bullosa, junctional, Herlitz type | Autosomal recessive |
| LAMB1 | Lissencephaly 5 | Autosomal recessive |
| LAMB2 | Pierson syndrome | Autosomal recessive |
| LAMB3 | Epidermolysis bullosa, junctional, Herlitz type | Autosomal recessive |
| LAMC2 | Epidermolysis bullosa, junctional, Herlitz type | Autosomal recessive |
| LARGE1 | Muscular dystrophy-dystroglycanopathy (congenital with brain and eye anomalies), type A, 6 | Autosomal recessive |
| LARS | Infantile liver failure syndrome 1 | Autosomal recessive |
| LCA5 | Leber congenital amaurosis 5 | Autosomal recessive |
| LDLR | LDL cholesterol level QTL2/Hypercholesterolemia | Autosomal recessive |
| LDLRAP1 | Hypercholesterolemia, familial, autosomal recessive | Autosomal recessive |
| LHX3 | Pituitary hormone deficiency, combined, 3 | Autosomal recessive |
| LIFR | Stuve-Wiedemann syndrome/Schwartz-Jampel type 2 syndrome | Autosomal recessive |
| LIG4 | LIG4 syndrome | Autosomal recessive |
| LIPA | Cholesteryl ester storage disease | Autosomal recessive |
| LMBRD1 | Methylmalonic aciduria and homocystinuria, cblF type | Autosomal recessive |
| LMNA | Restrictive dermopathy, lethal | Autosomal recessive |
| LPL | Lipoprotein lipase deficiency | Autosomal recessive |
| LRAT | Leber congenital amaurosis 14 | Autosomal recessive |
| LRP2 | Donnai-Barrow syndrome | Autosomal recessive |
| LRPPRC | Leigh syndrome, French-Canadian type | Autosomal recessive |
| LYST | Chediak-Higashi syndrome | Autosomal recessive |
| LZTFL1 | Bardet-Biedl syndrome 17 | Autosomal recessive |
| MAN2B1 | Mannosidosis, alpha-, types I and II | Autosomal recessive |
| MANBA | Mannosidosis, beta | Autosomal recessive |
| MASP1 | 3MC syndrome 1 | Autosomal recessive |
| MCOLN1 | Mucolipidosis IV | Autosomal recessive |
| MCPH1 | Microcephaly 1, primary, autosomal recessive | Autosomal recessive |
| MECP2 | Encephalopathy, neonatal severe | X-linked |
| MED12 | Lujan-Fryns syndrome | X-linked |
| MED17 | Microcephaly, postnatal progressive, with seizures and brain atrophy | Autosomal recessive |
| MESP2 | Spondylocostal dysostosis 2, autosomal recessive | Autosomal recessive |
| METTL23 | Mental retardation, autosomal recessive 44 | Autosomal recessive |
| MFN2 | Charcot-Marie-Tooth disease, axonal, type 2A2B, 617087 (3) | Autosomal recessive |
| MFSD8 | Ceroid lipofuscinosis, neuronal, 7 | Autosomal recessive |
| MID1 | Opitz GBBB syndrome, type I | X-linked |
| MKKS | McKusick-Kaufman syndrome | Autosomal recessive |
| MKS1 | Meckel syndrome 1 | Autosomal recessive |
| MLC1 | Megalencephalic leukoencephalopathy with subcortical cysts | Autosomal recessive |
| MLYCD | Malonyl-CoA decarboxylase deficiency | Autosomal recessive |
| MMAA | Methylmalonic aciduria, vitamin B12-responsive | Autosomal recessive |
| MMAB | Methylmalonic aciduria, vitamin B12-responsive, due to defect in synthesis of adenosylcobalamin, cblB complementation type | Autosomal recessive |
| MMACHC | Methylmalonic aciduria and homocystinuria, cblC type | Autosomal recessive |
| MMADHC | Methylmalonic aciduria and homocystinuria, cblD type | Autosomal recessive |
| MOCS1 | Molybdenum cofactor deficiency A | Autosomal recessive |
| MOCS2 | Molybdenum cofactor deficiency B | Autosomal recessive |
| MPI | Congenital disorder of glycosylation, type Ib | Autosomal recessive |
| MPL | Thrombocytopenia, congenital amegakaryocytic | Autosomal recessive |
| MPV17 | Mitochondrial DNA depletion syndrome 6 (hepatocerebral type) | Autosomal recessive |
| MRE11 | Ataxia-telangiectasia-like disorder | Autosomal recessive |
| MTFMT | Combined oxidative phosphorylation deficiency 15 | Autosomal recessive |
| MTHFR | Homocystinuria due to MTHFR deficiency | Autosomal recessive |
| MTM1 | Myotubular myopathy, X-linked | X-linked |
| MTMR2 | Charcot-Marie-Tooth disease, type 4B1 | Autosomal recessive |
| MTR | Homocystinuria-megaloblastic anemia, cblG complementation type | Autosomal recessive |
| MTRR | Homocystinuria-megaloblastic anemia, cbl E type | Autosomal recessive |
| MTTP | Abetalipoproteinemia | Autosomal recessive |
| MUSK | Myasthenic syndrome, congenital, 9, associated with acetylcholine receptor deficiency | Autosomal recessive |
| MUT | Methylmalonic aciduria, mut(0) type | Autosomal recessive |
| MVK | Mevalonic aciduria | Autosomal recessive |
| MYO5B | Microvillus inclusion disease | Autosomal recessive |
| MYO7A | Usher syndrome, type 1B | Autosomal recessive |
| NAGA | Schindler disease, type I | Autosomal recessive |
| NAGLU | Mucopolysaccharidosis type IIIB (Sanfilippo B) | Autosomal recessive |
| NAGS | N-acetylglutamate synthase deficiency | Autosomal recessive |
| NALCN | Hypotonia, infantile, with psychomotor retardation and characteristic facies | Autosomal recessive |
| NARS2 | Combined oxidative phosphorylation deficiency 24 | Autosomal recessive |
| NBN | Nijmegen breakage syndrome | Autosomal recessive |
| NCF2 | Chronic granulomatous disease due to deficiency of NCF-2 | Autosomal recessive |
| NDE1 | Lissencephaly 4 (with microcephaly) | Autosomal recessive |
| NDP | Norrie disease | X-linked |
| NDRG1 | Charcot-Marie-Tooth disease, type 4D | Autosomal recessive |
| NDUFAF2 | Leigh syndrome | Autosomal recessive |
| NDUFAF5 | Mitochondrial complex 1 deficiency | Autosomal recessive |
| NDUFS4 | Leigh syndrome | Autosomal recessive |
| NDUFS6 | Mitochondrial complex I deficiency | Autosomal recessive |
| NDUFS7 | Leigh syndrome | Autosomal recessive |
| NDUFV1 | Mitochondrial complex I deficiency | Autosomal recessive |
| NEB | Arthrogryposis multiplex congenita 6 (MIM#619334);Nemaline myopathy 2 | Autosomal recessive |
| NEU1 | Sialidosis, type I | Autosomal recessive |
| NGLY1 | Congenital disorder of deglycosylation | Autosomal recessive |
| NNT | Glucocorticoid deficiency 4 | Autosomal recessive |
| NPC1 | Niemann-Pick disease, type C1 | Autosomal recessive |
| NPC2 | Niemann-pick disease, type C2 | Autosomal recessive |
| NPHP1 | Joubert syndrome 4 | Autosomal recessive |
| NPHP3 | Meckel syndrome 7 | Autosomal recessive |
| NPHS1 | Nephrotic syndrome, type 1 | Autosomal recessive |
| NPHS2 | Nephrotic syndrome, type 2 | Autosomal recessive |
| NR0B1 | 46XY sex reversal 2, dosage-sensitive | X-linked |
| NTRK1 | Insensitivity to pain, congenital, with anhidrosis | Autosomal recessive |
| OCRL | Lowe syndrome | X-linked |
| OFD1 | Joubert syndrome 10 | X-linked |
| OPA1 | Behr syndrome, 210000 (3) | Autosomal recessive |
| OPA3 | 3-methylglutaconic aciduria, type III | Autosomal recessive |
| OPHN1 | Mental retardation, X-linked, with cerebellar hypoplasia and distinctive facial appearance | X-linked |
| OSGEP | Galloway-Mowat syndrome 3, 617729 (3) | Autosomal recessive |
| OSTM1 | Osteopetrosis, autosomal recessive 5 | Autosomal recessive |
| OTC | Ornithine transcarbamylase deficiency | X-linked |
| P3H1 | Osteogenesis imperfecta, type VIII | Autosomal recessive |
| PAH | Phenylketonuria | Autosomal recessive |
| PAK3 | Mental retardation, X-linked 30/47 | X-linked |
| PANK2 | Neurodegeneration with brain iron accumulation 1 | Autosomal recessive |
| PC | Pyruvate carboxylase deficiency | Autosomal recessive |
| PCCA | Propionicacidemia | Autosomal recessive |
| PCCB | Propionicacidemia | Autosomal recessive |
| PCDH15 | Usher syndrome, type 1F | Autosomal recessive |
| PCDH19 | Developmental and epileptic encephalopathy 9 (MIM#300088) | X-linked |
| PCNT | Microcephalic osteodysplastic primordial dwarfism, type II | Autosomal recessive |
| PDHA1 | Pyruvate dehydrogenase E1-alpha deficiency (MIM#312170) | X-linked |
| PDHB | Pyruvate dehydrogenase E1-beta deficiency | Autosomal recessive |
| PEPD | Prolidase deficiency | Autosomal recessive |
| PET100 | Mitochondrial complex IV deficiency | Autosomal recessive |
| PEX1 | Peroxisome biogenesis disorder 1A (Zellweger) | Autosomal recessive |
| PEX10 | Peroxisome biogenesis disorder 6A (Zellweger) | Autosomal recessive |
| PEX12 | Peroxisome biogenesis disorder 3A (Zellweger) | Autosomal recessive |
| PEX13 | Peroxisome biogenesis disorder 11A (Zellweger) | Autosomal recessive |
| PEX16 | Peroxisome biogenesis disorder 8A, (Zellweger) | Autosomal recessive |
| PEX2 | Peroxisome biogenesis disorder 5A (Zellweger) | Autosomal recessive |
| PEX26 | Peroxisome biogenesis disorder 7A (Zellweger) | Autosomal recessive |
| PEX5 | Peroxisome biogenesis disorder 2A (Zellweger) | Autosomal recessive |
| PEX6 | Peroxisome biogenesis disorder 4A (Zellweger) | Autosomal recessive |
| PEX7 | Chondrodysplasia punctata, rhizomelic, type 1 | Autosomal recessive |
| PFKM | Glycogen storage disease VII | Autosomal recessive |
| PGAP2 | Hyperphosphatasia with mental retardation syndrome 3 | Autosomal recessive |
| PGK1 | Phosphoglycerate kinase 1 deficiency | X-linked |
| PGM1 | Congenital disorder of glycosylation, type It | Autosomal recessive |
| PGM3 | Immunodeficiency 23 | Autosomal recessive |
| PHF8 | Mental retardation syndrome, X-linked, Siderius type | X-linked |
| PHGDH | Neu-Laxova syndrome1 | Autosomal recessive |
| PHYH | Refsum disease | Autosomal recessive |
| PIBF1 | Joubert syndrome 33 (MIM#617767) | Autosomal recessive |
| PIGG | Mental retardation, autosomal recessive 53 | Autosomal recessive |
| PIGN | Multiple congenital anomalies-hypotonia-seizures syndrome 1 | Autosomal recessive |
| PIGT | Multiple congenital anomalies-hypotonia-seizures syndrome 3 | Autosomal recessive |
| PKHD1 | Polycystic kidney and hepatic disease | Autosomal recessive |
| PLA2G6 | Neurodegeneration with brain iron accumulation 2B MIM#610217;Infantile neuroaxonal dystrophy 1 MIM#256600 | Autosomal recessive |
| PLOD1 | Ehlers-Danlos syndrome, type VI | Autosomal recessive |
| PLP1 | Pelizaeus-Merzbacher disease | X-linked |
| PLPBP | Epilepsy, early-onset, vitamin B6-dependent, 617290 (3) | Autosomal recessive |
| PMM2 | Congenital disorder of glycosylation, type Ia | Autosomal recessive |
| PNKP | Microcephaly, seizures, and developmental delay | Autosomal recessive |
| PNPO | Pyridoxamine 5'-phosphate oxidase deficiency | Autosomal recessive |
| POLG | Mitochondrial DNA depletion syndrome 4A (Alpers type) | Autosomal recessive |
| POLR1C | Treacher Collins syndrome 3 | Autosomal recessive |
| POLR3B | Leukodystrophy, hypomyelinating, 8, with or without oligodontia and/or hypogonadotropic hypogonadism | Autosomal recessive |
| POMGNT1 | Muscular dystrophy-dystroglycanopathy (congenital with brain and eye anomalies), type A, 3 | Autosomal recessive |
| POMT1 | Muscular dystrophy-dystroglycanopathy (congenital with brain and eye anomalies), type A, 1 | Autosomal recessive |
| POMT2 | Muscular dystrophy-dystroglycanopathy (congenital with brain and eye anomalies), type A, 2 | Autosomal recessive |
| POR | Antley-Bixler syndrome with genital anomalies and disordered steroidogenesis | Autosomal recessive |
| POU1F1 | Pituitary hormone deficiency, combined, 1 | Autosomal recessive |
| PPT1 | Ceroid lipofuscinosis, neuronal, 1 | Autosomal recessive |
| PQBP1 | Renpenning syndrome | X-linked |
| PRDM5 | Brittle cornea syndrome 2 | Autosomal recessive |
| PRF1 | Hemophagocytic lymphohistiocytosis, familial, 2 | Autosomal recessive |
| PROP1 | Pituitary hormone deficiency, combined, 2 | Autosomal recessive |
| PRPS1 | Arts syndrome | X-linked |
| PSAP | Metachromatic leukodystrophy due to SAP-b deficiency | Autosomal recessive |
| PTS | Hyperphenylalaninemia, BH4-deficient, A | Autosomal recessive |
| PUS1 | Mitochondrial myopathy and sideroblastic anemia 1 | Autosomal recessive |
| QDPR | Hyperphenylalaninemia, BH4-deficient, C | Autosomal recessive |
| RAB18 | Warburg micro syndrome 3 | Autosomal recessive |
| RAB23 | Carpenter syndrome | Autosomal recessive |
| RAB3GAP1 | Warburg micro syndrome 1 | Autosomal recessive |
| RAB3GAP2 | Warburg micro syndrome 2 | Autosomal recessive |
| RAG1 | Severe combined immunodeficiency, B cell-negative | Autosomal recessive |
| RAG2 | Severe combined immunodeficiency, B cell-negative | Autosomal recessive |
| RAPSN | Fetal akinesia deformation sequence | Autosomal recessive |
| RARS2 | Pontocerebellar hypoplasia, type 6 | Autosomal recessive |
| RAX | Microphthalmia, isolated 3 | Autosomal recessive |
| RBBP8 | Seckel syndrome 2 | Autosomal recessive |
| RDH12 | Leber congenital amaurosis 13 | Autosomal recessive |
| RMND1 | Combined oxidative phosphorylation deficiency 11 | Autosomal recessive |
| RMRP | Cartilage-hair hypoplasia | Autosomal recessive |
| RNASEH2A | Aicardi-Goutieres syndrome 4 | Autosomal recessive |
| RNASEH2B | Aicardi-Goutieres syndrome 2 | Autosomal recessive |
| RNASEH2C | Aicardi-Goutieres syndrome 3 | Autosomal recessive |
| RP2 | Retinitis pigmentosa 2 | X-linked |
| RPE65 | Leber congenital amaurosis 2 | Autosomal recessive |
| RPGRIP1L | Meckel syndrome 5 | Autosomal recessive |
| RPS6KA3 | Coffin-Lowry syndrome | X-linked |
| RTEL1 | Dyskeratosis congenita, autosomal recessive 5 | Autosomal recessive |
| RYR1 | Central core disease, MIM# 117000;Neuromuscular disease, congenital, with uniform type 1 fiber | Autosomal recessive |
| SACS | Spastic ataxia, Charlevoix-Saguenay type | Autosomal recessive |
| SAMHD1 | Aicardi-Goutieres syndrome 5 | Autosomal recessive |
| SC5D | Lathosterolosis | Autosomal recessive |
| SCO2 | Cardioencephalomyopathy, fatal infantile, due to cytochrome c oxidase deficiency 1 | Autosomal recessive |
| SDCCAG8 | Bardet-Biedl syndrome 16 | Autosomal recessive |
| SEC23B | Dyserythropoietic anemia, congenital, type II | Autosomal recessive |
| SEPSECS | Pontocerebellar hypoplasia type 2D | Autosomal recessive |
| SERAC1 | 3-methylglutaconic aciduria with deafness, encephalopathy, and Leigh-like syndrome | Autosomal recessive |
| SERPINH1 | Orofaciodigital syndrome VI | Autosomal recessive |
| SGCA | Muscular dystrophy, limb-girdle, type 2D | Autosomal recessive |
| SGCB | Muscular dystrophy, limb-girdle, type 2E | Autosomal recessive |
| SGCD | Muscular dystrophy, limb-girdle, type 2F | Autosomal recessive |
| SGCG | Muscular dystrophy, limb-girdle, type 2C | Autosomal recessive |
| SGSH | Mucopolysaccharidisis type IIIA (Sanfilippo A) | Autosomal recessive |
| SH3TC2 | Charcot-Marie-Tooth disease, type 4C | Autosomal recessive |
| SKIV2L | Trichohepatoenteric syndrome 2 | Autosomal recessive |
| SLC12A1 | Bartter syndrome, type 1 | Autosomal recessive |
| SLC12A6 | Agenesis of the corpus callosum with peripheral neuropathy | Autosomal recessive |
| SLC16A2 | Allan-Herndon-Dudley syndrome | X-linked |
| SLC17A5 | Sialic acid storage disorder, infantile | Autosomal recessive |
| SLC19A2 | Thiamine-responsive megaloblastic anemia syndrome | Autosomal recessive |
| SLC19A3 | Thiamine metabolism dysfunction syndrome 2 (biotin- or thiamine-responsive encephalopathy type 2) | Autosomal recessive |
| SLC1A4 | Spastic tetraplegia, thin corpus callosum, and progressive microcephaly | Autosomal recessive |
| SLC22A5 | Carnitine deficiency, systemic primary | Autosomal recessive |
| SLC25A1 | Combined D-2- and L-2-hydroxyglutaric aciduria | Autosomal recessive |
| SLC25A13 | Citrullinemia, type II, neonatal-onset | Autosomal recessive |
| SLC25A15 | Hyperornithinemia-hyperammonemia-homocitrullinemia syndrome | Autosomal recessive |
| SLC26A2 | Achondrogenesis Ib | Autosomal recessive |
| SLC26A3 | Diarrhea 1, secretory chloride, congenital | Autosomal recessive |
| SLC35A3 | Arthrogryposis, mental retardation | Autosomal recessive |
| SLC37A4 | Glycogen storage disease Ib | Autosomal recessive |
| SLC38A8 | Foveal hypoplasia 2, with or without optic nerve misrouting and/or anterior segment dysgenesis | Autosomal recessive |
| SLC39A4 | Acrodermatitis enteropathica | Autosomal recessive |
| SLC45A2 | Albinism, oculocutaneous, type IV | Autosomal recessive |
| SLC46A1 | Folate malabsorption, hereditary | Autosomal recessive |
| SLC52A2 | Brown-Vialetto-Van Laere syndrome 2 | Autosomal recessive |
| SLC52A3 | Brown-Vialetto-Van Laere syndrome 1 | Autosomal recessive |
| SLC6A5 | Hyperekplexia 3 | Autosomal recessive |
| SLC6A8 | Cerebral creatine deficiency syndrome 1 | X-linked |
| SLC7A7 | Lysinuric protein intolerance | Autosomal recessive |
| SMARCAL1 | Schimke immunoosseous dysplasia | Autosomal recessive |
| SMPD1 | Niemann-Pick disease, type A | Autosomal recessive |
| SNAP29 | Cerebral dysgenesis, neuropathy, ichthyosis, and palmoplantar keratoderma syndrome | Autosomal recessive |
| SPATA5 | Epilepsy, hearing loss, and mental retardation syndrome, 616577 (3) | Autosomal recessive |
| SPG11 | Spastic paraplegia 11, autosomal recessive | Autosomal recessive |
| SPINK5 | Netherton syndrome | Autosomal recessive |
| SPR | Dystonia, dopa-responsive, due to sepiapterin reductase deficiency | Autosomal recessive |
| ST3GAL5 | Salt and pepper developmental regression syndrome, 609056 (3) | Autosomal recessive |
| STAR | Lipoid adrenal hyperplasia | Autosomal recessive |
| STX11 | Hemophagocytic lymphohistiocytosis, familial, 4 | Autosomal recessive |
| STXBP2 | Hemophagocytic lymphohistiocytosis, familial, 5 | Autosomal recessive |
| SUMF1 | Multiple sulfatase deficiency | Autosomal recessive |
| SUOX | Sulfite oxidase deficiency | Autosomal recessive |
| SURF1 | Leigh syndrome, due to COX deficiency | Autosomal recessive |
| SYN1 | Epilepsy, X-linked, with variable learning disabilities and behavior disorders | X-linked |
| TANGO2 | Metabolic encephalomyopathic crises, recurrent, with rhabdomyolysis, cardiac arrhythmias | Autosomal recessive |
| TAT | Tyrosinemia | Autosomal recessive |
| TAZ | Barth syndrome | X-linked |
| TBC1D23 | Pontocerebellar hypoplasia, type 11, 617695 (3) | Autosomal recessive |
| TBC1D24 | Epileptic encephalopathy, early infantile, 16 | Autosomal recessive |
| TBCD | Encephalopathy, progressive, early-onset, with brain atrophy and thin corpus callosum, 617193 (3) | Autosomal recessive |
| TBCE | Kenny-Caffey syndrome-1 | Autosomal recessive |
| TCIRG1 | Osteopetrosis, autosomal recessive 1 | Autosomal recessive |
| TCN2 | Transcobalamin II deficiency | Autosomal recessive |
| TCTN2 | Joubert syndrome 24 | Autosomal recessive |
| TCTN3 | Joubert syndrome 18 | Autosomal recessive |
| TECPR2 | Neuropathy, hereditary sensory and autonomic, type IX, with developmental delay | Autosomal recessive |
| TELO2 | You-Hoover-Fong syndrome, 616954 (3) | Autosomal recessive |
| TF | Atransferrinemia | Autosomal recessive |
| TGM1 | Ichthyosis, congenital, autosomal recessive 1 | Autosomal recessive |
| TH | Segawa syndrome, recessive | Autosomal recessive |
| THOC2 | Mental retardation, X-linked 12/35, 300957 (3) | X-linked |
| TK2 | Mitochondrial DNA depletion syndrome 2 (myopathic type) | Autosomal recessive |
| TMEM138 | Joubert syndrome 16 | Autosomal recessive |
| TMEM216 | Joubert syndrome 2 | Autosomal recessive |
| TMEM231 | Joubert syndrome 20 | Autosomal recessive |
| TMEM237 | Joubert syndrome 14 | Autosomal recessive |
| TMEM67 | Joubert syndrome 6 | Autosomal recessive |
| TMTC3 | Lissencephaly 8, 617255 (3) | Autosomal recessive |
| TOE1 | Pontocerebellar hypoplasia, type 7, 614969 (3) | Autosomal recessive |
| TPP1 | Ceroid lipofuscinosis, neuronal, 2 | Autosomal recessive |
| TRDN | Ventricular tachycardia, catecholaminergic polymorphic, 5, with or without muscle weakness | Autosomal recessive |
| TREX1 | Aicardi-Goutieres syndrome 1, dominant and recessive | Autosomal recessive |
| TRIM32 | Muscular dystrophy, limb-girdle, type 2H | Autosomal recessive |
| TRIM37 | Mulibrey nanism | Autosomal recessive |
| TRMU | Liver failure, transient infantile | Autosomal recessive |
| TRPM6 | Hypomagnesemia 1, intestinal | Autosomal recessive |
| TSEN2 | Pontocerebellar hypoplasia type 2B | Autosomal recessive |
| TSEN54 | Pontocerebellar hypoplasia type 2A | Autosomal recessive |
| TSFM | Combined oxidative phosphorylation deficiency 3 | Autosomal recessive |
| TSHB | Hypothryoidism, congenital, nongoitrous 4 | Autosomal recessive |
| TTC37 | Trichohepatoenteric syndrome 1 | Autosomal recessive |
| TTC7A | Gastrointestinal defects and immunodeficiency syndrome | Autosomal recessive |
| TTC8 | Bardet-Biedl syndrome 8 | Autosomal recessive |
| TTPA | Ataxia with isolated vitamin E deficiency | Autosomal recessive |
| TULP1 | Retinitis pigmentosa 14 | Autosomal recessive |
| TWNK | Mitochondrial DNA depletion syndrome 7 (hepatocerebral type) | Autosomal recessive |
| TYMP | Mitochondrial DNA depletion syndrome 1 (MNGIE type) | Autosomal recessive |
| TYR | Albinism, oculocutaneous, type IA | Autosomal recessive |
| TYRP1 | Albinism, oculocutaneous, type III | Autosomal recessive |
| UBA5 | Epileptic encephalopathy, early infantile, 44, 617132 (3) | Autosomal recessive |
| UBE2T | Fanconi anemia, complementation group T | Autosomal recessive |
| UBR1 | Johanson-Blizzard syndrome | Autosomal recessive |
| UGT1A1 | Crigler-Najjar syndrome, type I | Autosomal recessive |
| UNC13D | Hemophagocytic lymphohistiocytosis, familial, 3 | Autosomal recessive |
| UPF3B | Mental retardation, X-linked, syndromic 14 | X-linked |
| USH1C | Usher syndrome, type 1C | Autosomal recessive |
| USH1G | Usher syndrome, type 1G | Autosomal recessive |
| USH2A | Usher syndrome, type 2A | Autosomal recessive |
| USP9X | Mental retardation, X-linked 99 | X-linked |
| VLDLR | Cerebellar hypoplasia and mental retardation with or without quadrupedal locomotion 1 | Autosomal recessive |
| VPS11 | Leukodystrophy, hypomyelinating, 12, 616683 (3) | Autosomal recessive |
| VPS13B | Cohen syndrome | Autosomal recessive |
| VPS45 | Neutropenia, severe congenital, 5, autosomal recessive | Autosomal recessive |
| VPS53 | Pontocerebellar hypoplasia, type 2E | Autosomal recessive |
| VRK1 | Pontocerebellar hypoplasia type 1A | Autosomal recessive |
| VSX2 | Microphthalmia with coloboma 3 | Autosomal recessive |
| WAS | Wiskott-Aldrich syndrome | X-linked |
| WDR34 | Short-rib thoracic dysplasia 11 with or without polydactyly | Autosomal recessive |
| WDR62 | Microcephaly 2, primary, autosomal recessive, with or without cortical malformations | Autosomal recessive |
| WDR81 | Cerebellar ataxia, mental retardation, and dysequilibrium syndrome 2 | Autosomal recessive |
| WHRN | Usher syndrome, type 2D | Autosomal recessive |
| WISP3 | Arthropathy, progressive pseudorheumatoid, of childhood | Autosomal recessive |
| WRN | Werner syndrome | Autosomal recessive |
| WWOX | Epileptic encephalopathy, early infantile, 28 | Autosomal recessive |
| XIAP | Lymphoproliferative syndrome, X-linked, 2 | X-linked |
| XPA | Xeroderma pigmentosum, group A | Autosomal recessive |
| XPC | Xeroderma pigmentosum, group C | Autosomal recessive |
| YARS2 | Myopathy, lactic acidosis, and sideroblastic anemia 2 | Autosomal recessive |
| ZBTB24 | Immunodeficiency-centromeric instability-facial anomalies syndrome-2 | Autosomal recessive |
| ZDHHC9 | Mental retardation, X-linked syndromic, Raymond type | X-linked |
| ZFYVE26 | Spastic paraplegia 15, autosomal recessive | Autosomal recessive |
| ZNF711 | Mental retardation, X-linked 97 | X-linked |