Table 2

Genetic analysis of ADAMTS13 gene in 10 patients (9 families) with USS

Patient no.ADAMTS13 mutations
ADAMTS13* polymorphisms
Intron/exonVariantStatusProtein
Exon 7 c.706G > T Homozygous p.Gly236Cys c.1342C > G p.Gln448Glu 
22 Exon 8 c.825–10_843del29 Heterozygous p. ? c.1342C > G p.Gln448Glu 
 Exon 19 c.2272T > C Heterozygous p.Cys758Arg  
Exon 3 c.283G > C Heterozygous p.Ala95Pro c.19C > T p.Arg7Trp 
 Exon 16 c.1892C > T Heterozygous p.Ala631Val c.3097G > A p.Ala1033Thr 
 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp  
21 Exon 20 c.2434G > T Heterozygous p.Glu812X c.19C > T p.Arg7Trp 
 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.1342C > G p.Gln448Glu 
     c.3097G > A p.Ala1033Thr 
32 Exon 20 c.2434G > T Heterozygous p.Glu812X c.19C > T p.Arg7Trp 
 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.1342C > G p.Gln448Glu 
     c.3097G > A p.Ala1033Thr 
28 Exon 3 c.262G > C Heterozygous p.Val88Leu c.19C > T p.Arg7Trp 
 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.1342C > G p.Gln448Glu 
     c.1852C > G p.Pro618Ala 
     c.2699 C > T p.Ala900Val 
     c.3097G > A p.Ala1033Thr 
16 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.19C > T p.Arg7Trp 
 Exon 25 c.3313C > T Heterozygous p.Gln1105X c.3097G > A p.Ala1033Thr 
35 Exon 20 c.2455delG Heterozygous p.Ala819LeufsX24 c.19C > T p.Arg7Trp 
 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.3097G > A p.Ala1033Thr 
24 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.19C > T p.Arg7Trp 
     c.1342C > G p.Gln448Glu 
     c.1852C > G p.Pro618Ala 
     c.2195C > T p.Ala732Val 
     c.3097G > A p.Ala1033Thr 
30 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.19C > T p.Arg7Trp 
     c.1342C > G p.Gln448Glu 
     c.1852C > G p.Pro618Ala 
     c.2195C > T p.Ala732Val 
     c.3097G > A p.Ala1033Thr 
Patient no.ADAMTS13 mutations
ADAMTS13* polymorphisms
Intron/exonVariantStatusProtein
Exon 7 c.706G > T Homozygous p.Gly236Cys c.1342C > G p.Gln448Glu 
22 Exon 8 c.825–10_843del29 Heterozygous p. ? c.1342C > G p.Gln448Glu 
 Exon 19 c.2272T > C Heterozygous p.Cys758Arg  
Exon 3 c.283G > C Heterozygous p.Ala95Pro c.19C > T p.Arg7Trp 
 Exon 16 c.1892C > T Heterozygous p.Ala631Val c.3097G > A p.Ala1033Thr 
 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp  
21 Exon 20 c.2434G > T Heterozygous p.Glu812X c.19C > T p.Arg7Trp 
 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.1342C > G p.Gln448Glu 
     c.3097G > A p.Ala1033Thr 
32 Exon 20 c.2434G > T Heterozygous p.Glu812X c.19C > T p.Arg7Trp 
 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.1342C > G p.Gln448Glu 
     c.3097G > A p.Ala1033Thr 
28 Exon 3 c.262G > C Heterozygous p.Val88Leu c.19C > T p.Arg7Trp 
 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.1342C > G p.Gln448Glu 
     c.1852C > G p.Pro618Ala 
     c.2699 C > T p.Ala900Val 
     c.3097G > A p.Ala1033Thr 
16 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.19C > T p.Arg7Trp 
 Exon 25 c.3313C > T Heterozygous p.Gln1105X c.3097G > A p.Ala1033Thr 
35 Exon 20 c.2455delG Heterozygous p.Ala819LeufsX24 c.19C > T p.Arg7Trp 
 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.3097G > A p.Ala1033Thr 
24 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.19C > T p.Arg7Trp 
     c.1342C > G p.Gln448Glu 
     c.1852C > G p.Pro618Ala 
     c.2195C > T p.Ala732Val 
     c.3097G > A p.Ala1033Thr 
30 Exon 24 c.3178C > T Heterozygous p.Arg1060Trp c.19C > T p.Arg7Trp 
     c.1342C > G p.Gln448Glu 
     c.1852C > G p.Pro618Ala 
     c.2195C > T p.Ala732Val 
     c.3097G > A p.Ala1033Thr 
*

In all patients, polymorphisms were found with a heterozygous status except in patient 22 whose single-nucleotide polymorphism was homozygous.

Patients 21 and 32 are sisters.

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