ABCC7 p.Arg1162Gln
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PMID: 11788090
[PubMed]
Strandvik B et al: "Spectrum of mutations in the CFTR gene of patients with classical and atypical forms of cystic fibrosis from southwestern Sweden: identification of 12 novel mutations."
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27
MUTATIONS IDENTIFIED IN 258 CHROMOSOMES IN THE CF POPULATION ATTENDING THE SOUTH-WESTERN SWEDISH CF CENTRE Location in the Frequency of Mutation gene, exon Number of mutations mutation (%) Homozygotes Heterozygotes DF508 10 161 62.4 56 49 394delTT 3 13 5.0 3 7 R117C 4 7 2.7 7 3659delC 19 5 1.9 5 E60X 3 4 1.6 4 1112delT 7 4 1.6 1 2 R764X 13 4 1.6 1 2 621 1 1G ® T 4 3 1.2 3 G551D 11 2 0.8 2 I506L 10 2 0.8 2 N1088D (R75Q) 17b 2 0.8 2 Q1238X 19 2 0.8 2 R117H (IVS8-5T) 4 2 0.8 2 V603F (IVS8-5T) 13 2 0.8 2 1716G ® A 10 2 0.8 2 R75Q 3 2 0.8 2 R533X 11 1 0.4 1 2329A ® G Promoter 1 0.4 1 297-3 C ® A 2 1 0.4 1 Y161D 4 1 0.4 1 994del9 Exon/intron 6b 1 0.4 1 1154insTC 7 1 0.4 1 W361R 7 1 0.4 1 T338I 7 1 0.4 1 1249-5A ® G Intron 7 1 0.4 1 1717-2A ® G Intron 10 1 0.4 1 R560T 11 1 0.4 1 E1401X 23 1 0.4 1 3126del4 17a 1 0.4 1 S945L 15 1 0.4 1 R668C 13 1 0.4 1 2622 1 2del6 Intron 13 1 0.4 1 R1162Q Exon 19 1 0.4 1 3849 1 10kbC ® T Intron 19 1 0.4 1 R74W Exon 3 1 0.4 1 2363C ® T Promoter 1 0.4 1 IVS8-5Ta Intron 8 1 0.4 1 Unidentified 20 7.8 Total 258 100 61 116 The new mutations are displayed in bold.
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ABCC7 p.Arg1162Gln 11788090:27:917
status: NEW75 CLINICAL DATA FOR THE CF PATIENTS CARRYING NEW MUTATIONS Age PI Lung Sweat (years) at or disease Cl Mutations diagnosis PSb (severity) (mmol/liter) Additional symptoms Frameshift 1112delT/1112delT 4 PI 111 110 1112delT/DF508 0.3 PI 111 112 1112delT/DF508 0.2a PI 111 110 3126del4/E60X 2 PI 11 130 994del9/DF508 0.08 PI 2 120 Meconium ileus RNA splice 297-3C ® A/DF508 0.3 PI 1 120 2622 1 2del6/DF508 0.25 PI 111 100 Nonsense E1401X/unknown 6 PS 2 52 Poor growth, fat malabsorption, abnormal electrophysiological response in the intestinal mucosal biopsy Missense V603F, IVS8-5T/DF508 2 PI 1 101 N1088D, R75Q/DF508 4a PS 2 78 N1088D, R75Q/DF508 2 PS 2 75 Y161D/DF508 0.4 PI 1 83 Malabsorption I506L/DF508 42.5 PS 111 103 I506L/3659delC 30 PS 111 80 R1162Q/unknown nvc PS 1 6 Frequent pneumonias V603F, IVS8-5T/unknown nvc PS (1) 24 Sinusitis, severe recurrent hypoglycemia, nasal polyps, abdominal pain Promoter?
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ABCC7 p.Arg1162Gln 11788090:75:753
status: NEW110 R1162Q.
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ABCC7 p.Arg1162Gln 11788090:110:0
status: NEW112 It leads to a change of arginine to glutamine at amino acid position 1162.
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ABCC7 p.Arg1162Gln 11788090:112:24
status: NEW115 Although the second mutation in this patient is unknown, the R1162Q allele is expected to be very mild, because another mutation in this codon,R1162L was previously classified as a normal variant (Fanen et al., 1992).
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ABCC7 p.Arg1162Gln 11788090:115:61
status: NEW172 The remaining missense variants (I506L, N1088D, and R1162Q) can be classified as mild alleles because they are associated with a milder CF phenotypein genotypes with a severe second allele.
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ABCC7 p.Arg1162Gln 11788090:172:52
status: NEW