ABCC8 p.Val21Asp
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PMID: 20685672
[PubMed]
Bellanne-Chantelot C et al: "ABCC8 and KCNJ11 molecular spectrum of 109 patients with diazoxide-unresponsive congenital hyperinsulinism."
No.
Sentence
Comment
102
J Med Genet 2010;47:752e759. doi:10.1136/jmg.2009.075416 Original article Table 2 Characteristics of ABCC8 and KCNJ11 mutations Gene Location Nucleotide sequence change Protein effect Occurrence Histopathological / radiological diagnosisz Genetic Statusy References ABCC8 Exon 1 c.62T/A p.Val21Asp 1 DPVS hmz Sandal et al, 200944 ABCC8 Exon 2 c.221G/A p.Arg74Gln 1 DH c-htz Flanagan et al, 200817 ABCC8 Exon 2 c.259_268del p.Cys87fs 1 FH This report ABCC8 Exon 3 c.403C/G p.Leu135Val 1 DH c-htz This report ABCC8 Exon 4 c.428G/A p.Trp143X 3 FH, DH, DPET c-htz (x2) This report ABCC8 Exon 4 c.496C/T p.Gln166X 1 DPET c-htz This report ABCC8 Exon 4 c.536A/G p.Tyr179Cys 2 FH, DPET hmz Damaj et al, 200845 ABCC8 Intron 4 c.580-1G/C p.?
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ABCC8 p.Val21Asp 20685672:102:290
status: NEW105 3 FH (x2), DPET htzP Flanagan et al, 2008 ABCC8 Exon 12 c.1732_1746dup15 p.Ala578_Leu582dup5 1 DPET htzP Flanagan et al, 200817 ABCC8 Exon 12 c.1738C/T p.Leu580Phe 1 DPET hmz This report ABCC8 Exon 12 c.1792C/T p.Arg598X 2 FH, DH c-htz Flanagan et al, 200817 ABCC8 Intron 13 c.1923+5G/T p.?
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ABCC8 p.Val21Asp 20685672:105:257
status: NEW
PMID: 19475716
[PubMed]
Sandal T et al: "The spectrum of ABCC8 mutations in Norwegian patients with congenital hyperinsulinism of infancy."
No.
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Comment
12
The mutations IVS1011G.T, R1493W and V21D occurred in five, three and two families, respectively.
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ABCC8 p.Val21Asp 19475716:12:37
status: NEW107 The mutations IVS1011G.T, R1493W and V21D were recurrent mutations as they were observed in five, three and two independently recruited families, respectively.
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ABCC8 p.Val21Asp 19475716:107:37
status: NEW109 Clinical characteristics of Norwegian CHI patients carrying mutations in ABCC8 Proband Sex Birth weight (g)/gestation length (weeks)a Treatment Mutationsd Medicalb Surgeryc Maternal chromosome Paternal chromosome Hypo-N3 F 6190/38 Deceased Yes (S) R1493W R1493W Hypo-N6 M 5340/38 Somatostatin, diet (FM, PEG) No V21D V21D Hypo-N8 F 5740/37 Insulin Yes (S) G1400R R1493W Hypo-N9 F 5130/40 Diet (FM) Yes (S) - IVS1011G.T Hypo-N11 M 4000/38 None No - G1478Re Hypo-N14 M 5000/40 Somatostatin, diet (FM, PEG) No - IVS1011G.T Hypo-N16 F 3780/38 Diet (FM) No - C267X Hypo-N19 F 5240/40 Somatostatin, diet (FM, PEG) No IVS1011G.T T1531Af Hypo-N22 M 4500/39 Diazoxide Yes (S) IVS6-3C.G, I462V Q917X Hypo-N23 F 4860/38 Insulin Yes (S) P1413Lg IVS1011G.Tg Hypo-N25 M 3910/34 Insulin Yes (S) V21Dg E490Xg Hypo-N26 M 3790/35 Diet (FM, PEG) Yes (H) V187D R248X Hypo-N29 F 3350/37 None Yes (P) - IVS1011G.T Hypo-N30 F 3800/37 Diazoxide No W231R L503P Hypo-N31 M 4340/40 None Yes (P) - R1493W a All cases had birth weights 12 standard deviation scores except for Hypo-N29 whose score was 11. b Current therapy is given.
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ABCC8 p.Val21Asp 19475716:109:312
status: NEWX
ABCC8 p.Val21Asp 19475716:109:317
status: NEW122 We classified the mutations as either MnMn Hypo-N3 R1493W MMMM Mn Mn Hypo-N6 V21D MM MnMn Hypo-N8 G1400R / R1493W MM nnMn Hypo-N9 IVS10 Mn Hypo-N11 G1478R Mn nnMn Hypo-N16 C267X Mn Mn Hypo-N19 IVS10 / T1531A MM Mn nn Hypo-N29 IVS10 Mn Mn Hypo-N30 W231R / L503P MM MM x Hypo-N23 IVS10 / P1413L MM x Hypo-N14 IVS10 Mn Hypo-N22 IVS6 (I462V) / Q917X MM Hypo-N25 V21D / E490X MM xx Hypo-N26 V187D / R248 X MM x Hypo-N31 R1493W nnMnMnMn nnnnMn MnMn MM MnMn Mn nnnn Fig. 1.
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ABCC8 p.Val21Asp 19475716:122:77
status: NEWX
ABCC8 p.Val21Asp 19475716:122:358
status: NEW133 ABCC8 mutations found in Norwegian CHI patientsa Nucleotide change Location Amino acid change Mutation type PSIC score PD Number of families Reference c.62 T.A Exon 1 V21D Mis 1.96 PoD 2 (24) c.560 T.A Exon 4 V187D Mis 2.01 PrD 1 (2) c.691 T.C Exon 5 W231R Mis 4.03 PrD 1 NR c.742 C.T Exon 5 R248X Non - - 1 (34, 42) c.801 C.A Exon 5 C267X Non - - 1 NR IVS6-3C.G Intron 6 - AS - - 1 NR c.1384 A.G Exon 9 I462V Mis 0.62 PrB 1 NR c.1468 G.T Exon 10 E490X Non - - 1 (43) c.1508 T.C Exon 10 L503P Mis 2.36 PrD 1 (24) IVS1011G.T Intron 10 - AS - - 5 (44) c.2749 C.T Exon 23 Q917X Non - - 1 NR c.4198 G.A Exon 35 G1400R Mis 2.37 PrD 1 (42) c.4238 C.T Exon 35 P1413L Mis 2.76 PrD 1 (25) c.4432 G.A Exon 37 G1478R Mis 2.37 PrD 1 (14, 31) c.4477 C.T Exon 37 R1493W Mis 2.79 PrD 3 (26) c.4591 A.G Exon 38 T1531A Mis 1.93 PoD 1 NR AS, aberrant splicing; Mis, missense; NR, not previously reported; Non, nonsense; PD, pathogenic description; PoD, possibly damaging; PrB, predicted to be benign; PrD, probably damaging; PSIC, position-specific independent counts.
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ABCC8 p.Val21Asp 19475716:133:167
status: NEW168 A largenumber (.150)ofABCC8 alterations have been reported to cause CHI (19) including 10 of the mutations observed in this study (V21D, V187D, R248X, E490X, L503P, IVS1011G.T, G1400R, P1413L, G1478R, and R1493W).
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ABCC8 p.Val21Asp 19475716:168:131
status: NEW183 Moreover, its PSIC score is similar to that of the disease-causing V21D mutation (Table 2).
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ABCC8 p.Val21Asp 19475716:183:67
status: NEW
PMID: 16357843
[PubMed]
Suchi M et al: "Molecular and immunohistochemical analyses of the focal form of congenital hyperinsulinism."
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93
KATP mutationsa Nuclear labeling of p57kip2 Microsatellite marker analysis at 11p15 Remarks on histology Lesion Islets in normal area 1 g3992-9a/ + ND 2 R1494Q/ + ND 3 V21D/ + ND 4 g3992-9a/ + ND 5 3576 del g/ Small lesion + ND 6 R74W/ Small normal area and weak Loss of maternal allele 7 C717X/ + Loss of maternal allele 8 1874 del c/ + ND 9 Q954X/ + ND 10 g3992-9g/ + Loss of maternal allele 11 E501K/ + Loss of maternal allele 12 R136Lb / Weak Loss of maternal allele 13 c2924-9a/ + Loss of maternal allele Focal lesion occupies large area of pancreas 14 g3992-9a/ + ND 15 3084 del g/ + ND 16 R302Hb / + Loss of maternal allele 17 g3992-9a/ + ND 18 536-539 del atgg/ + ND 19 R1215W/ + Loss of maternal allele 20 R999X/ + ND 21 L1350Q/ + ND 22 G1401R/ Weak Loss of maternal allele 23 g2041-21a/ + Loss of maternal allele 24 G7R/ Weak Loss of maternal allele 25 g3992-9a/ + Loss of maternal allele Rare nonadjacent large islet cell nuclei 26 g3992-9a/ + ND 27 Q954X/ + ND 28 delF1388/ + ND 29 Q472X/ + ND 30 G40Db / + Loss of maternal allele 31 S116Pb / + ND 32 g3992-9a/ + ND 33 g2116+1t, nonmaternal + ND 34 A101Db , nonmaternal Small normal area Loss of maternal allele Focal lesion occupies large area of pancreas 35 F27S, nonmaternal Weak Loss of maternal allele 36 G1379R, nonmaternal + ND 37 1631 del t, nonmaternal + ND 38 R1215W, nonmaternal + Loss of maternal allele 39 L503P, nonmaternal + Loss of maternal allele 40 F686S, de novo + Loss of maternal allele 41 1332+4 del c, maternalc + Loss of maternal allele 42 / + Loss of maternal allele 43 / + ND 44 / Small lesion + Loss of maternal allele 45 / + Loss of maternal allele 46 / + Loss of maternal allele 47 / + ND 48 / + Loss of maternal allele 49 / + ND 50 ND + ND 51 ND + ND 52 ND + Loss of maternal allele Rare nonadjacent large islet cell nuclei 53 ND + Loss of maternal allele Focal lesion occupies large area of pancreas All 10 pancreatic specimens studied from patients with diffuse hyperinsulinism did not show loss of p57kip2 labeling of the islet cell nuclei (data not shown).
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ABCC8 p.Val21Asp 16357843:93:174
status: NEW