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)
 
  | 
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)
   | 
 | 4q35  |  * Muscular dystrophy, facioscapulohumeral, type 1A - FSHD1A (1.10)
 
  | 
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)
 
  | 
 | 2p12-14  |  * Miyoshi myopathy  - MM (1.25, 4.1)
  * Muscular dystrophy, limb-girdle, type 2B - LGMD2B (1.25, 4.1)
 
  |