Disease phenotype | OMIM | Gene symbol (chromosome) protein |
| abetalipoproteinemia | MTTP (4q23) microsomal triglyceride transfer protein | |
| Acetazolamide-responsive hereditary paroxymal cerebellar ataxia | CACNA1A (19p13.2-p13.1) calcium channel, voltage-dependent, P/Q type, alpha 1A subunit | |
| Acyl-CoA dehydrogenase (very long chain) deficiency | ACADVL (17p13) acyl-Coenzyme A dehydrogenase, very long chain | |
| Adhalinopathy, primary | SGCA (17q21) alpha sarcoglycan | |
| Adrenoleukodystrophy | ABCD1 (Xq28) ATP-binding cassette, sub-family D (ALD), member 1 | |
| Adrenomyeloneuropathy | ABCD1 (Xq28) ATP-binding cassette, sub-family D (ALD), member 1 | |
| Adult onset distal myopathy | ? - (8p22-q11) | |
| Agenesis of the corpus callosum with peripheral neuropathy | SLC12A6 (15q13-q15) potassium chloride cotransporter KCC3 | |
| Aldehyde dehydrogenase, family 3, subfamily A, member 2 | ALDH3A2 (17p11.2) aldehyde dehydrogenase 3A2 | |
| Amyloid neuropathy, familial, several allelic types | TTR (18q12.1) transthyretin (prealbumin, amyloidosis type I) | |
| Amyloidosis, 3 or more types | APOA1 (11q23-q24) apolipoprotein A-I precursor | |
| Amyloidosis, Finnish type | GSN (9q33) gelsolin | |
| Amyloidosis, senile systemic | TTR (18q12.1) transthyretin (prealbumin, amyloidosis type I) | |
| Amyotrophic lateral sclerosis | ? - (18q21) | |
| Amyotrophic lateral sclerosis | ? - (15q15-q21) | |
| Amyotrophic lateral sclerosis | FUS (16q12) fusion (involved in t(12;16) in malignant liposarcoma) | |
| Amyotrophic lateral sclerosis | ? - (20p13) | |
| Amyotrophic lateral sclerosis | VAPB (7p15) vesicle-associated membrane protein-associated protein B and C | |
| Amyotrophic lateral sclerosis 1 | SOD1 (21q22.1) superoxide dismutase 1, soluble | |
| amyotrophic lateral sclerosis 10 | TARDBP (1p36.2) TAR DNA binding protein | |
| amyotrophic lateral sclerosis 9 | ANG (14q11.2) angiogenin | |
| Amyotrophic lateral sclerosis, due to SOD1 deficiency | SOD1 (21q22.1) superoxide dismutase 1, soluble | |
| Amyotrophic lateral sclerosis, juvenile | ALS2 (2q33.2) alsin | |
| Andermann syndrome | SLC12A6 (15q13-q15) potassium chloride cotransporter KCC3 | |
| Androgen insensitivity | AR (Xq11.2-q12) androgen receptor | |
| ApoA-I and apoC-III deficiency, combined | APOA1 (11q23-q24) apolipoprotein A-I precursor | |
| Arrhythmogenic right ventricular cardiomyopathy 1 | ? - (14q23-q24) | |
| Arrhythmogenic right ventricular cardiomyopathy 2 | RYR2 (1q42.1-q43) ryanodine receptor 2 | |
| Arrhythmogenic right ventricular cardiomyopathy 3 | ? - (14q12-q22) | |
| Arrhythmogenic right ventricular cardiomyopathy 4 | ? - (2q32.1-q32.3) | |
| Arrhythmogenic right ventricular cardiomyopathy 5 | ? - (3p23) | |
| Arrhythmogenic right ventricular cardiomyopathy 6 | ? - (10p14-p12) | |
| Arrhythmogenic right ventricular dysplasia , 7 | ? - (10q22.3) | |
| Arrhythmogenic right ventricular dysplasia 2 | RYR2 (1q42.1-q43) ryanodine receptor 2 | |
| Arrhythmogenic right ventricular dysplasia, 1 | TGFB3 (14q24.3) transforming growth factor, beta 3 | |
| Arrhythmogenic right ventricular dysplasia, 10 | DSG2 (18q12.1) desmoglein 2 | |
| Arrhythmogenic right ventricular dysplasia, 11 | DSC2 (18q12.1) desmocollin 2 | |
| Arrhythmogenic right ventricular dysplasia, 8 | DSP (6p24) desmoplakin | |
| Arrhythmogenic right ventricular dysplasia, 9 | PKP2 (12p11) plakophilin 2 | |
| Arrhythmogenic right ventricular dysplasia, familial, 1 | TGFB3 (14q24.3) transforming growth factor, beta 3 | |
| arrhythmogenic right ventricular dysplasia, familial, 12 | JUP (17q21) junction plakoglobin | |
| Arrhythmogenic right ventricular dysplasia, familial, 4 | ? - (2q32.1-q32.3) | |
| Arrhythmogenic right ventricular dysplasia, familial, 5 | ? - (3p23) | |
| arrhythmogenic right ventricular dysplasia, familial, 5 | TMEM43 (3p25.1) transmembrane protein 43 | |
| Arrhythmogenic right ventricular dysplasia, familial, 6 | ? - (10p14-p12) | |
| Arrhythmogenic right ventricular dysplasia-3 | ? - (14q12-q22) | |
| arthrogryposis multiplex congenita,distal,type IA | TPM2 (9p13.2-p13.1) tropomyosin 2 (beta) | |
| Arthrogryposis, distal, type 1 | TPM2 (9p13.2-p13.1) tropomyosin 2 (beta) | |
| arthrogryposis, distal, type 2 | TPM2 (9p13.2-p13.1) tropomyosin 2 (beta) | |
| Arthrogryposis, distal, type 2A | MYH3 (17p13) myosine, heavy chain 3, skeletal muscle, embryonic | |
| Arthrogryposis, distal, type 2B | TNNI2 (11p15.5) troponin I, type 2 | |
| Arthrogryposis, distal, type 2B | TNNT3 (11p15.5) troponin T3, skeletal | |
| Arthrogryposis, distal, type 2B | MYH3 (17p13) myosine, heavy chain 3, skeletal muscle, embryonic | |
| Asymetric septal hypertrophy, hereditary | MYH6 (14q12) myosin heavy chain 6 | |
| Asymmetric septal hypertrophy | ACTC1 (15q11-q14) actin, alpha, cardiac muscle precursor | |
| ataxia telangiectasia | ATM (11q22.3) ataxia telangiectasia mutated | |
| ataxia telangiectasia-like disorder | MRE11A (11q21) MRE11 meiotic recombination 11 homolog A | |
| Ataxia with isolated vitamin E deficiency | TTPA (8q13.1-q13.3) tocopherol (alpha) transfer protein (ataxia (Friedreich-like) with vitamin E deficiency) | |
| Ataxia, early-onset, with oculomotor apraxia and hypoalbuminemia | APTX (9p13.3) aprataxin | |
| Ataxia, Friedreich-like, with selective vitamin E deficiency | TTPA (8q13.1-q13.3) tocopherol (alpha) transfer protein (ataxia (Friedreich-like) with vitamin E deficiency) | |
| ataxia, spastic, 1, autosomal dominant | ? - (12p13) | |
| ataxia, spastic, 2, autosomal recessive | ? - (17p13) | |
| atrial fibillation, familial, 8 | ? - (16q22) | |
| Atrial fibrillation, 1 | KCNE2 (21q22.12) potassium voltage-gated channel, Isk-related family, member 2 | |
| Atrial fibrillation, 2 | ? - (10q22-q24) | |
| Atrial fibrillation, 3 | ? - (6q14-q16) | |
| atrial fibrillation, familial | KCNA5 (12p13) potassium voltage-gated channel, shaker-related subfamily, member 5 | |
| Atrial fibrillation, familial, 1 | KCNQ1 (11p15.5) potassium voltage-gated channel, KQT-like subfamily, member 1 | |
| atrial fibrillation, familial, 1 | GJA5 (1q21.1) connexin 40 | |
| atrial fibrillation, familial, 5 | ? - (4q25) | |
| atrial fibrillation, familial, 6 | NPPA (1p36) natriuretic peptide precursor A | |
| Autosomal recessive spastic ataxia of Charlevoix-Saguenay | SACS (13q12) sacsin | |
| autosomal recessive spastic ataxia with leukoencephalopathy | ? - (2q33-34) |