The UMD-DMD France mutations database
Record ID: 1562

Mutation description


Variation name (cDNA level)Variation name (protein level)Variation statusVariation class
c.IVS22+1G>T (c.2949+1G>T)HemizygousMutation

wt codonwt aamutant codonmutant aamutational eventmutation type
CAGGlnspl+1Spl.G->TTv

StructureKey Residue (HCD)Pyrimidin doubletCpG
 

Mutation impact


At the mRNA levelOn restriction map
r.2804_2949delNew restriction site(s): none
Lost restriction site(s): none

Impact on splicing
Splice site type Wild type sequence CV Mutant type sequence CV Variation (%)
Donor
CAGgtctgt
86.2 _
CAGttctgt
59.3 _ *
-31.1 %

On isoforms (a blue cell indicates that the corresponding isoform is affected by the mutation)
Dp 427cDp 427mDp 427pDp 260Dp 140Dp 116Dp 71
       
Immunofluorescence
dys 1 dys 2 dys 3
 No signal with Revertant fibers Mosaic Low Mosaic Low
Western Blot
dys 1 dys 2 dys 3
 No signal No signal 

Patient and sample data


Sample IDPatient statusGenderTransmissionAge of onsetAge of deathGeographic origin
---276-5-91ProbandMaleFamilialFRANCE

Phenotypic group
 DMD

Reference


Reference IDPubMed IDReference
10015351422
Tuffery-Giraud S, Saquet C, Chambert S, Echenne B, Marie Cuisset J, Rivier F, Cossee M, Philippe C, Monnier N, Bieth E, Recan D, Antoinette Voelckel M, Perelman S, Lambert JC, Malcolm S, Claustres M. The role of muscle biopsy in analysis of the dystrophin gene in Duchenne muscular dystrophy: experience of a national referral centre. Neuromuscul Disord. 2004, 14(10):650-8.