Mutation Data of the PMP22 gene

Mutation type*1 Mutation position Length of affected nucleotides Nucleotide sequence after mutation Mutation name Case # Consequence Disease Symptom Hereditary Pattern*2 Onset Reference
M 36 1 A H12Q 1 CAC-CAA --> His-Gln at codon 12 Dejerine-Sottas syndrome areflexia and severely reduced nerve conduction velocity AD early Valentijn (1995) Hum. Mutat. 5, 76.
M 47 1 C L16P 1 CTG-CCG --> Leu-Pro at codon 16 Charcot-Marie-Tooth disease type 1A distal muscle atrophy, areflexia and foot deformity AD early Valentijn (1992) Nature Genet. 2, 288.
M 206 1 A M69K 1 ATG-AAG --> Met-Lys at codon 69 Dejerine-Sottas syndrome distal muscle atrophy, foot deformity and severely reduced nerve conduction velocity AD early Roa (1993) Nature Genet. 5, 269.
M 215 1 T S72L 1 TCG-TTG --> Ser-Leu at codon 72 Dejerine-Sottas syndrome distal muscle atrophy and areflexia AD early Roa (1993) Nature Genet. 5, 269.
S 448+1 1 A IVS3+1G->A 1 G-A at nucleotide 448+1 in intron 3 --> aberrant splicing Charcot-Marie-Tooth disease type 1A distal muscle atrophy and reduced nerve conduction velocity AD early Nelis (1994) Hum. Mol. Genet. 3, 515.
M 236 1 G S79C 1 TCT-TGT --> Ser-Cys at codon 79 Charcot-Marie-Tooth disease type 1A distal muscle atrophy, areflexia, foot deformity and severely reduced nerve conduction velocity AD early Roa (1993) N. Engl. J. Med. 329, 96.
M 353 1 T T118M 2 ACG-ATG --> Thr-Met at codon 118 Charcot-Marie-Tooth disease type 1A severe distal muscle atrophy, areflexia and foot deformity AR late Roa (1993) Nature Genet. 5, 189.
M 440 1 G L147R 1 CTT-CGT --> Leu-Arg at codon 147 Charcot-Marie-Tooth disease type 1A distal muscle atrophy, areflexia, foot deformity and severely reduced nerve conduction velocity AD early Navon (1996) Hum. Genet. 97, 685.
M 320 1 T G107V 1 GGT-GTT --> Gly-Val at codon 107 Charcot-Marie-Tooth disease type 1A severe distal muscle atrophy AD early Marrosu (1997) Neurology 48, 489.
FD 19 2   19delAG 1 2-bp del of AG at nucleotides 19-20 --> frameshift at codon 7 Hereditary neuropathy with liability to pressure palsies recurrent transient muscle palsies and paresthesias, hyporeflexia and foot deformity AD early Nicholson (1994) Nature Genet. 6, 263.
FI 282 0 G 282insG 1 1-bp ins of G at nucleotide 282 --> frameshift at codon 95 Hereditary neuropathy with liability to pressure palsies recurrent transient muscle palsies and paresthesias, hyporeflexia and foot deformity AD early Young (1997) Neurology 48, 450.
M 298 1 A G100R 1 GGA-AGA --> Gly-Arg at codon 100 Dejerine-Sottas syndrome severely reduced nerve conduction velocity AD early Bort (1997) Hum. Genet. 99, 746.
S 34+1 1 T IVS1+1G->T 1 G-T at nucleotide 34+1 in intron1 --> aberrant splicing Charcot-Marie-Tooth disease type 1A recurrent transient muscle palsies and paresthesias, hyporeflexia and foot deformity AD early Bort (1997) Hum. Genet. 99, 746.
FD 281 1   281delG 1 1-bp del of G at nucleotide 281 --> frameshift at codon 94 Charcot-Marie-Tooth disease type 1A severe distal muscle atrophy, areflexia and foot deformity AD early Ionasescu (1997) Muscle Nerve 20, 1308.

*1 Abbreviations are as follows: M, Missense; FD, Frameshift Deletion; FI, Frameshift Insertion; S, Splicing.
*2 Abbreviations are as follows: AD, Autosomal Dominant; AR, Autosomal Recessive.







Last updated 2 April 1999