| Gene symbol and protein | Gene Location | All allelic disease phenotypes - locus/disease symbols | 
|  | 3p21 |  * Muscular dystrophy-dystroglycanopathy (limb-girdle) - MDDGC9 (1.50, 2.27) 
  * Congenital muscular dystrophy with hypoglycosylation of dystroglycan type A9 - MDDGA9 (1.50, 2.27) 
 | 
| DCAF8DDB1 and CUL4 associated factor 8      | 1q23.2 |  * Giant axonal neuropathy 2 - GAN2 (14.130) 
 | 
|  | 2p13 |  * Neuronopathy, distal hereditary motor, autosomal dominant 14 - HMND14 (12.36, 12.84) 
  * Susceptibility to amyotrophic lateral sclerosis related to dynactin 1 -  (12.36, 12.84) 
 | 
| DDHD1DDHD domain containing 1       | 14q21 |  * Spastic paraplegia 20  - SPG28 (15.38) 
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| DDHD2DDHD domain containing protein 2        | 8p11.23 |  * Spastic paraplegia 54, autosomal recessive - SPG54 (15.54) 
 | 
|  | 2q35 |  * Desmin-related myopathy - DRM (5.1, 5.15, 10.135, 10.46, 11.44) 
  * Limb-Girdle, Muscular dystrophy, type 2R - LGMD2R (5.1, 5.15, 10.135, 10.46, 11.44) 
  * Dilated cardiomyopathy, 1I - CMD1I (5.1, 5.15, 10.135, 10.46, 11.44) 
  * Arrhythmogenic right ventricular dysplasia with myofibrillar myopathy - ARVD7 (5.1, 5.15, 10.135, 10.46, 11.44) 
  * Myofibrillar myopathy 1 - MFM1 (5.1, 5.15, 10.135, 10.46, 11.44) * Myopathy, cardiomyopathy and congenital myasthenic syndrome -  (5.1, 5.15, 10.135, 10.46, 11.44)
 
  * Limb girdle muscular dystrophy 1E (autosomal dominant)  - LGMD1E (5.1, 5.15, 10.135, 10.46, 11.44) 
 | 
| DGAT2Diacylglycerol O-acyltransferase 2       | 1q13.3 | * Early onset axonal neuropathy with sensory ataxia -  (14.74)
 | 
| DGUOKDeoxyguanosine kinase(M)       | 2p13.1 |  * Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal recessive, 4 - PEOB4 (16.10, 16.14) 
  * Mitochondrial DNA depletion syndrome 3 (hepatocerebral type)  - MTDPS3 (16.10, 16.14) 
 | 
| DHTKD1Dehydrogenase E1 and transketolase domain containing 1(M)       | 10p14 |  * Charcot-Marie-Tooth neuropathy Type 2Q - CMT2Q (14.62) 
 | 
|  | Xp21.2 |  * Duchenne muscular dystrophy - DMD (1.1, 10.91) 
  * Becker muscular distrophy - BMD (1.1, 10.91) 
  * Cardiomyopathy, Dilated, 3B - CMD3B (1.1, 10.91) 
  * Cardiomyopathy, dilated, X-linked  - XLCM (1.1, 10.91) 
 | 
| DMPKMyotonic dystrophy protein kinase       | 19q13.3 |  * Myotonic dystrophy 1 - DM1 (6.1) 
  * Dystrophia myotonica - DM (6.1) 
  * Steinert disease - DM1 (6.1) 
 | 
| DNA2DNA replication helicase 2(M)       | 10q21.3 |  * Progressive external ophthalmoplegia with mitochondrial DNA deletions, autosomal dominant, 6 - PEOA6 (16.6) 
 | 
| DNAJB2DnaJ (Hsp40) homolog, subfamily B, member 2       | 2q32-q34 | * Spinal muscular atrophy, distal related to DNAJB2 -  (12.9, 14.84)
  * Spinal muscular atrophy, distal, autosomal recessive, 5 - DSMA5 (12.9, 14.84) * Autosomal recessive CMT2 related to DNAJB2 -  (12.9, 14.84)
 
 | 
| DNAJB4DNAJ/HSP40 homolog, subfamily B, member 4       | 1p31.1 | * Myopathy with early respiratory failure -  (5.16)
 | 
| DNAJB6HSP-40 homologue, subfamily B, number 6       | 7q36 |  * LGMDD1 -  (1.16, 4.24, 4.25) 
 | 
|  | 19p13.2 |  * Charcot-Marie-Tooth disease, dominant intermediate B - CMTDIB (2.15, 3.18, 4.20, 12.94, 14.15) 
  * Myopathy centronuclear, 1 - CNM1 (2.15, 3.18, 4.20, 12.94, 14.15) 
  * Lethal Congenital Contracture Syndrome 5 - LCCS5 (2.15, 3.18, 4.20, 12.94, 14.15) 
 | 
| DNMT1DNA (cytosine-5)-methyltransferase 1       | 19p13.2 |  * Neuropathy, hereditary sensory, type 1E - HSN1E (14.116) * Hereditary sensory neuropathy with dementia and hearing loss -  (14.116)
 
 | 
|  | 4p16.2 |  * Familial limb-girdle myasthenia related to DOK7 - CMS1B (11.18, 17.29) 
  * Fetal akinesia deformation sequence 3 - FADS3 (11.18, 17.29) 
  * Myasthenic syndrome, congenital, 10 - CMS10 (11.18, 17.29) 
 | 
|  | 9q34.13 |  * Dilated Cardiomyopathy related to DOLK - CDG1M (10.94) 
 | 
| DPAGT1Dolichyl-phosphate (UDP-N-acetylglucosamine) N-acetylglucosaminephosphotransferase 1 (GlcNAc-1-P transferase)       | 11q23.3 |  * Familial imb-girdle myasthenia  with tubular aggregates related to DPAGT1 - CMSTA2 (11.21) 
  * Myasthenic syndrome, congenital, 13, with tubular aggregates - CMS13 (11.21) 
 | 
| DPM1Dolichyl-phosphate mannosyltransferase 1, catalytic subunit       | 20q13.13 |  * Congenital muscular dystrophy with hypoglycosylation of dystroglycan - CDG1E (9.13) 
 | 
| DPM2Dolichyl-phosphate mannosyltransferase polypeptide 2, regulatory subunit       | 9q34.13 | * Muscle dystrophy with congenital disorder of glycosylation -  (9.16)* Congenital muscular dystrophy and abnormal glycosylation of dystroglycan with se -  (9.16)
 
 | 
| DPM3Dolichyl-phosphate mannosyltransferase polypeptide 3       | 1q22 |  * Muscular dystrophy-dystroglycanopathy (congenital with impaired intellectual development), type B15 - MDDGB15 (1.53, 2.40) 
  * Muscle dystrophy with congenital disorder of glycosylation, type Io - CDG1O (1.53, 2.40) 
 | 
|  | 18q12.1 |  * Arrhythmogenic right ventricular dysplasia, 11 - ARVD11 (10.124) 
 | 
|  | 18q12.1 |  * Arrhythmogenic right ventricular dysplasia, 10 - ARVD10 (10.123, 10.65) 
  * Dilated cardiomyopathy, related to DSG2 - CMD1BB (10.123, 10.65) 
 | 
|  | 6p24.3 |  * Arrhythmogenic right ventricular dysplasia, 8 - ARVD8 (10.121) 
 | 
|  | 6p12.1 |  * Hereditary sensory and autonomic neuropathy type VI - HSAN6 (14.111) 
 | 
|  | 18q12 | * LGMD related to DTNA -  (10.104)
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|  | 4q35 |  * Muscular dystrophy, facioscapulohumeral, type 1A - FSHD1A (1.10) 
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| DYNC1H1Dynein, cytoplasmic 1, heavy chain 1       | 14q32.31 |  * Charcot-Marie-Tooth disease, axonal, type 20 - CMT2O (12.41, 14.60) 
  * Spinal muscular atrophy, lower extremity, autosomal dominant - SMALED (12.41, 14.60) 
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|  | 2p12-14 |  * Miyoshi myopathy  - MM (1.25, 4.1) 
  * Muscular dystrophy, limb-girdle, type 2B - LGMD2B (1.25, 4.1) 
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