Gene: laminin, alpha 2; LAMA2


Gene Symbol: LAMA2
OMIM: 156225
Chromosome location: 6q22.33

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Muscular dystrophy, congenital merosin-deficient || c.2901C>A

Phenotype:    Muscular dystrophy, congenital merosin-deficient
Dna Change:    c.2901C>A
Protein Change:    p.Cys967X
Mutation Type:    Substitution
Mutation Effect:    Missense
Location:    exon 21
Transcript:    NM_000426.3

PopulationEthnic GroupRegionMutation FrquencyCoalescence TimeReference
AlbaniaNANA1 patientNADi Blasi C et al., 2005Di Blasi C, Piga D, Brioschi P, Moroni I, Pini A, Ruggieri A, Zanotti S, Uziel G, Jarre L, Della Giustina E, Scuderi C, Jonsrud C, Mantegazza R, Morandi L, Mora M, . LAMA2 gene analysis in congenital muscular dystrophy: new mutations, prenatal diagnosis, and founder effect.. Arch. Neurol.. 2005; 62(10):1582-6
ItalyNAsouthern Adriatic coast2 families/4 familiesNAGuicheney P et al., 1998Guicheney P, Vignier N, Zhang X, He Y, Cruaud C, Frey V, Helbling-Leclerc A, Richard P, Estournet B, Merlini L, Topaloglu H, Mora M, Harpey JP, Haenggeli CA, Barois A, Hainque B, Schwartz K, Tomé FM, Fardeau M, Tryggvason K, . PCR based mutation screening of the laminin alpha2 chain gene (LAMA2): application to prenatal diagnosis and search for founder effects in congenital muscular dystrophy.. J. Med. Genet.. 1998; 35(3):211-7
ItalyNANA1 patientNADi Blasi C et al., 2005Di Blasi C, Piga D, Brioschi P, Moroni I, Pini A, Ruggieri A, Zanotti S, Uziel G, Jarre L, Della Giustina E, Scuderi C, Jonsrud C, Mantegazza R, Morandi L, Mora M, . LAMA2 gene analysis in congenital muscular dystrophy: new mutations, prenatal diagnosis, and founder effect.. Arch. Neurol.. 2005; 62(10):1582-6

Muscular dystrophy, congenital merosin-deficient || 2098delAG

Phenotype:    Muscular dystrophy, congenital merosin-deficient
Dna Change:    2098delAG
Protein Change:   
Mutation Type:    Deletion
Mutation Effect:    Frameshift
Location:    exon 13
Transcript:    NM_000426.3

PopulationEthnic GroupRegionMutation FrquencyCoalescence TimeReference
FranceNANA3 families/5 familiesNAGuicheney P et al., 1998Guicheney P, Vignier N, Zhang X, He Y, Cruaud C, Frey V, Helbling-Leclerc A, Richard P, Estournet B, Merlini L, Topaloglu H, Mora M, Harpey JP, Haenggeli CA, Barois A, Hainque B, Schwartz K, Tomé FM, Fardeau M, Tryggvason K, . PCR based mutation screening of the laminin alpha2 chain gene (LAMA2): application to prenatal diagnosis and search for founder effects in congenital muscular dystrophy.. J. Med. Genet.. 1998; 35(3):211-7

References

Di Blasi C, Piga D, Brioschi P, Moroni I, Pini A, Ruggieri A, Zanotti S, Uziel G, Jarre L, Della Giustina E, Scuderi C, Jonsrud C, Mantegazza R, Morandi L, Mora M, LAMA2 gene analysis in congenital muscular dystrophy: new mutations, prenatal diagnosis, and founder effect.Arch. Neurol.. 2005; 62(10):1582-6

Guicheney P, Vignier N, Zhang X, He Y, Cruaud C, Frey V, Helbling-Leclerc A, Richard P, Estournet B, Merlini L, Topaloglu H, Mora M, Harpey JP, Haenggeli CA, Barois A, Hainque B, Schwartz K, Tomé FM, Fardeau M, Tryggvason K, PCR based mutation screening of the laminin alpha2 chain gene (LAMA2): application to prenatal diagnosis and search for founder effects in congenital muscular dystrophy.J. Med. Genet.. 1998; 35(3):211-7