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Table 2 BChE activity and genetic variants of BCHE gene identified by Sanger sequencing

From: A novel mutation in the BCHE gene and phenotype identified in a child with low butyrylcholinesterase activity: a case report

Subjects

BChE activity(U/L)

Exon 1

Exon 2

Exon 3

`Exon 4

Father

8606.0

None

c.73A > T A/T, p.Lys25Ter, no report

None

1) c.1699G > A G/A, p.Ala567Thr, rs1803274,1000G frequency:CHB(A = 16.99%)/CHS(A = 10.95%)*

2) 3’UTR *189G > A G/A, rs3495,

1000G frequency:CHB(A = 76.21%)/CHS(A = 78.57%)

3) 3’UTR *288_289insT T/T, rs397762799

Mother

5003.0

None

c.401_402insA A/−, p.Asn134Lysfs*23, rs764588882

None

1) 3’UTR *189G > A A/A, rs3495,

1000G frequency:CHB(A = 76.21%)/CHS(A = 78.57%)

2) 3’UTR *288_289insT T/T, rs397762799

Brother

11,322.0

None

None

None

1) c.1699G > A G/A, p.Ala567Thr, rs1803274, 1000G frequency:CHB(A = 16.99%)/CHS(A = 10.95%)

2) 3’UTR *189G > A G/A, rs3495

1000G frequency:CHB(A = 76.21%)/CHS(A = 78.57%)

3) 3’UTR *288_289insT T/T, rs397762799

Patient

32.0

None

1) c.73A > T A/T, p.Lys25Ter

2) c.401_402insA A/−, p.Asn134Lysfs*23, rs764588882

None

1) 3’UTR *189G > A G/A, rs3495,

1000G frequency:CHB(A = 76.21%)/CHS(A = 78.57%)

2) 3’UTR *288_289insT T/T, rs397762799

  1. *Population data were cited from the dbSNP database of NCBI