Incidental Mutation 'R2120:Dmd'
ID 231422
Institutional Source Beutler Lab
Gene Symbol Dmd
Ensembl Gene ENSMUSG00000045103
Gene Name dystrophin, muscular dystrophy
Synonyms Duchenne muscular dystrophy, pke, dys, Dp71, Dp427, X-linked muscular dystrophy, mdx
MMRRC Submission 040124-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.829) question?
Stock # R2120 (G1)
Quality Score 222
Status Validated
Chromosome X
Chromosomal Location 81992476-84249747 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to C at 83356089 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Alanine to Proline at position 2257 (A2257P)
Ref Sequence ENSEMBL: ENSMUSP00000109633 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000114000]
AlphaFold no structure available at present
Predicted Effect probably benign
Transcript: ENSMUST00000114000
AA Change: A2257P

PolyPhen 2 Score 0.328 (Sensitivity: 0.90; Specificity: 0.89)
SMART Domains Protein: ENSMUSP00000109633
Gene: ENSMUSG00000045103
AA Change: A2257P

DomainStartEndE-ValueType
CH 17 117 5.94e-27 SMART
CH 136 235 3.83e-21 SMART
SPEC 344 448 7.39e-17 SMART
SPEC 453 557 6.49e-13 SMART
SPEC 564 668 9.73e-2 SMART
low complexity region 672 695 N/A INTRINSIC
SPEC 724 829 9.18e-13 SMART
SPEC 835 935 2.28e-1 SMART
SPEC 944 1046 9.34e-2 SMART
SPEC 1053 1155 7.99e-13 SMART
SPEC 1162 1264 7.52e-9 SMART
SPEC 1271 1368 5.53e-7 SMART
SPEC 1470 1569 7.29e-7 SMART
SPEC 1576 1677 8.29e-1 SMART
SPEC 1684 1781 1.82e-1 SMART
SPEC 1786 1875 3.48e0 SMART
SPEC 1882 1972 6.69e-2 SMART
SPEC 2000 2102 1.45e0 SMART
SPEC 2109 2209 6.15e-14 SMART
SPEC 2216 2317 8.9e-11 SMART
low complexity region 2325 2337 N/A INTRINSIC
low complexity region 2432 2444 N/A INTRINSIC
SPEC 2466 2569 1.65e-14 SMART
SPEC 2576 2678 1.2e-7 SMART
SPEC 2685 2794 9.84e-13 SMART
SPEC 2801 2923 8.38e-7 SMART
SPEC 2930 3032 1.21e-12 SMART
WW 3049 3081 1.36e-10 SMART
Pfam:EF-hand_2 3082 3200 1.7e-42 PFAM
Pfam:EF-hand_3 3204 3295 6.6e-41 PFAM
ZnF_ZZ 3300 3345 7.39e-18 SMART
coiled coil region 3488 3598 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000139998
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.5%
  • 20x: 95.9%
Validation Efficiency 100% (86/86)
MGI Phenotype FUNCTION: This gene encodes a large, rod-like cytoskeletal protein which is found at the inner surface of muscle fibers in skeletal and cardiac muscles. The encoded protein, dystrophin, is part of the dystrophin-glycoprotein complex, which bridges the inner cytoskeleton (F-actin) and the extra-cellular matrix. This protein is required for proper development and organization of myofibers as contractile units in striated muscles. Mutations in the human gene cause Duchenne and Becker Muscular Dystrophies and a form of heart disease called DMD-associated dilated cardiomyopathy. Several alternatively spliced transcript variants of this gene have been described, but the full-length nature of some of these variants has not been determined. [provided by RefSeq, Sep 2015]
PHENOTYPE: Mutations in this gene cause muscular dystrophy. Phenotypic variation has been observed in different backgrounds. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 84 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca13 T C 11: 9,259,013 (GRCm39) probably benign Het
Abcg5 T A 17: 84,978,575 (GRCm39) E294D probably benign Het
Actrt2 C T 4: 154,751,551 (GRCm39) R195Q probably benign Het
Adamts12 C T 15: 11,310,665 (GRCm39) T974I probably damaging Het
Ankrd65 A G 4: 155,876,530 (GRCm39) T239A probably benign Het
Ano7 G T 1: 93,329,855 (GRCm39) probably benign Het
Apc A T 18: 34,409,654 (GRCm39) E198V probably damaging Het
Arhgef10 A G 8: 14,984,820 (GRCm39) D200G probably damaging Het
Atp9a A T 2: 168,495,457 (GRCm39) V583E probably damaging Het
Bicral C T 17: 47,135,741 (GRCm39) A490T probably benign Het
C1rl C T 6: 124,485,672 (GRCm39) P348S probably damaging Het
Cog1 T C 11: 113,540,424 (GRCm39) L13P probably damaging Het
Cx3cr1 T A 9: 119,880,749 (GRCm39) T218S probably damaging Het
Cyp2a12 A G 7: 26,736,071 (GRCm39) *493W probably null Het
E2f4 A G 8: 106,026,973 (GRCm39) Y179C probably damaging Het
Ecel1 A G 1: 87,075,997 (GRCm39) S727P probably damaging Het
Endod1 T C 9: 14,268,949 (GRCm39) N179D probably benign Het
Epc2 C T 2: 49,437,621 (GRCm39) probably benign Het
Ets2 G T 16: 95,519,977 (GRCm39) R401L probably benign Het
Fgd4 C T 16: 16,243,692 (GRCm39) C614Y probably benign Het
Fgf18 A C 11: 33,068,003 (GRCm39) F129C probably damaging Het
Frem3 A T 8: 81,342,086 (GRCm39) T1460S probably benign Het
H2-M1 T G 17: 36,980,929 (GRCm39) T336P possibly damaging Het
Ikbkb T C 8: 23,157,233 (GRCm39) probably benign Het
Ipo7 G T 7: 109,648,838 (GRCm39) D704Y probably damaging Het
Jaml T A 9: 45,012,362 (GRCm39) I283N probably damaging Het
Jarid2 G T 13: 45,059,812 (GRCm39) M681I probably benign Het
Kif4-ps T C 12: 101,113,956 (GRCm39) L695P probably damaging Het
Kmt2d A G 15: 98,737,410 (GRCm39) probably benign Het
Krt25 T C 11: 99,212,023 (GRCm39) T205A probably benign Het
Lif T C 11: 4,219,051 (GRCm39) V110A possibly damaging Het
Ltbp1 T A 17: 75,617,154 (GRCm39) V1031E possibly damaging Het
Ltbr A G 6: 125,286,440 (GRCm39) S249P probably benign Het
Man2b1 A G 8: 85,819,653 (GRCm39) probably benign Het
Med16 A T 10: 79,738,916 (GRCm39) M290K possibly damaging Het
Mov10l1 C A 15: 88,891,830 (GRCm39) Q562K probably benign Het
Msantd2 C T 9: 37,434,227 (GRCm39) R357W probably damaging Het
Mtcl2 T C 2: 156,875,245 (GRCm39) E835G probably damaging Het
Mtmr6 T C 14: 60,534,108 (GRCm39) F449L probably damaging Het
Myt1l A T 12: 29,833,618 (GRCm39) probably null Het
Neb A G 2: 52,154,076 (GRCm39) F2345S probably damaging Het
Nlrp6 T C 7: 140,506,357 (GRCm39) V766A probably benign Het
Or11g27 T C 14: 50,771,403 (GRCm39) I178T probably damaging Het
Or4k36 A G 2: 111,145,844 (GRCm39) T7A probably benign Het
Or6d13 A T 6: 116,517,416 (GRCm39) M1L probably null Het
Or8k22 G A 2: 86,163,689 (GRCm39) R4C probably benign Het
Patj T A 4: 98,344,462 (GRCm39) D591E probably benign Het
Pde6d A G 1: 86,473,524 (GRCm39) F91L probably benign Het
Pitpnm2 G A 5: 124,265,332 (GRCm39) P757L probably damaging Het
Plcd4 A G 1: 74,603,584 (GRCm39) T662A probably benign Het
Podn C T 4: 107,880,558 (GRCm39) A31T probably damaging Het
Prss37 G A 6: 40,492,294 (GRCm39) R186* probably null Het
Psg20 T A 7: 18,414,947 (GRCm39) Y316F probably benign Het
Psmd1 T A 1: 86,006,422 (GRCm39) S263T possibly damaging Het
Pum1 C A 4: 130,396,581 (GRCm39) T112K possibly damaging Het
Rab3gap2 A T 1: 184,993,564 (GRCm39) D782V possibly damaging Het
Rasgrp2 T A 19: 6,454,425 (GRCm39) M156K probably benign Het
Reln G A 5: 22,174,083 (GRCm39) H2007Y probably damaging Het
Rhbdl2 T A 4: 123,718,712 (GRCm39) I222K probably damaging Het
Rimbp2 A G 5: 128,865,582 (GRCm39) S582P probably damaging Het
Rpe T C 1: 66,754,387 (GRCm39) M153T probably damaging Het
Sars1 T C 3: 108,341,472 (GRCm39) I114V probably benign Het
Scamp5 C A 9: 57,354,508 (GRCm39) V49F possibly damaging Het
Sec14l1 C T 11: 117,039,358 (GRCm39) probably benign Het
Serpinb8 A G 1: 107,533,617 (GRCm39) E224G probably damaging Het
Setd2 A G 9: 110,378,932 (GRCm39) S632G probably benign Het
Slco6c1 C T 1: 96,993,808 (GRCm39) R645H possibly damaging Het
Srgn T A 10: 62,343,413 (GRCm39) probably benign Het
Stk40 C T 4: 126,022,640 (GRCm39) T138I probably benign Het
Syt10 C T 15: 89,674,979 (GRCm39) D456N probably damaging Het
Tada3 T C 6: 113,347,976 (GRCm39) I263V possibly damaging Het
Tas2r106 A T 6: 131,655,317 (GRCm39) L178H probably damaging Het
Tas2r115 T A 6: 132,714,470 (GRCm39) R160S possibly damaging Het
Trak1 T A 9: 121,302,063 (GRCm39) *940R probably null Het
Trp53bp2 A G 1: 182,269,204 (GRCm39) M223V probably benign Het
Ttc21b C T 2: 66,057,098 (GRCm39) V625I probably benign Het
Txnrd1 T A 10: 82,723,067 (GRCm39) C421S possibly damaging Het
Unc45a T C 7: 79,989,846 (GRCm39) T8A probably benign Het
Usp6nl T A 2: 6,445,748 (GRCm39) V552E probably damaging Het
Vmn2r115 T G 17: 23,578,297 (GRCm39) L590R probably damaging Het
Vmn2r88 A T 14: 51,650,665 (GRCm39) H126L probably benign Het
Vps13c A G 9: 67,826,616 (GRCm39) D1419G possibly damaging Het
Vwa3a A G 7: 120,391,641 (GRCm39) T776A probably benign Het
Zfp580 T C 7: 5,056,008 (GRCm39) Y123H probably damaging Het
Other mutations in Dmd
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00771:Dmd APN X 82,951,978 (GRCm39) splice site probably null
IGL00823:Dmd APN X 83,469,419 (GRCm39) splice site probably null
IGL01160:Dmd APN X 82,968,567 (GRCm39) missense probably damaging 1.00
IGL01285:Dmd APN X 84,153,590 (GRCm39) nonsense probably null
IGL01294:Dmd APN X 83,475,604 (GRCm39) splice site probably null
IGL02426:Dmd APN X 83,892,342 (GRCm39) missense probably damaging 1.00
IGL02610:Dmd APN X 82,707,762 (GRCm39) missense probably damaging 1.00
IGL02887:Dmd APN X 82,922,110 (GRCm39) missense probably benign 0.44
IGL03268:Dmd APN X 82,849,814 (GRCm39) missense probably damaging 0.98
IGL03301:Dmd APN X 82,952,120 (GRCm39) missense probably damaging 1.00
R0480:Dmd UTSW X 83,469,344 (GRCm39) missense probably benign 0.00
R0714:Dmd UTSW X 83,353,503 (GRCm39) missense probably benign 0.00
R1296:Dmd UTSW X 82,922,126 (GRCm39) missense probably damaging 1.00
R1448:Dmd UTSW X 83,892,306 (GRCm39) missense probably damaging 0.97
R1678:Dmd UTSW X 84,018,368 (GRCm39) missense probably benign 0.43
R1714:Dmd UTSW X 83,008,356 (GRCm39) missense probably benign 0.17
R1951:Dmd UTSW X 82,874,123 (GRCm39) missense probably damaging 1.00
R1952:Dmd UTSW X 82,874,123 (GRCm39) missense probably damaging 1.00
R1953:Dmd UTSW X 82,874,123 (GRCm39) missense probably damaging 1.00
R1955:Dmd UTSW X 82,922,163 (GRCm39) missense probably benign 0.10
R2072:Dmd UTSW X 83,356,089 (GRCm39) missense probably benign 0.33
R2073:Dmd UTSW X 83,356,089 (GRCm39) missense probably benign 0.33
R2074:Dmd UTSW X 83,356,089 (GRCm39) missense probably benign 0.33
R2075:Dmd UTSW X 83,356,089 (GRCm39) missense probably benign 0.33
R2118:Dmd UTSW X 83,356,089 (GRCm39) missense probably benign 0.33
R2119:Dmd UTSW X 83,356,089 (GRCm39) missense probably benign 0.33
R2122:Dmd UTSW X 83,356,089 (GRCm39) missense probably benign 0.33
R4398:Dmd UTSW X 82,765,624 (GRCm39) missense probably benign 0.01
X0025:Dmd UTSW X 83,690,800 (GRCm39) missense probably benign
Z1088:Dmd UTSW X 83,619,366 (GRCm39) missense probably benign 0.05
Z1088:Dmd UTSW X 82,922,101 (GRCm39) missense possibly damaging 0.67
Z1176:Dmd UTSW X 82,922,090 (GRCm39) missense possibly damaging 0.90
Z1176:Dmd UTSW X 82,670,892 (GRCm39) missense probably damaging 1.00
Z1177:Dmd UTSW X 82,670,877 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- TTCAGCCCATCAGCTCTGTG -3'
(R):5'- AAGAATAATCCACCCTTCTGCTTC -3'

Sequencing Primer
(F):5'- GCTCTGTGCTCTGTGGAAG -3'
(R):5'- GTTGCAACACTTAGCACATGTGAC -3'
Posted On 2014-09-18