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Table 2 Allele frequencies for three non-coding sequence variants in the upstream 5′ regulatory region of the NOS1AP gene, analysed in two LQT1 founder populations

From: Sex is a moderator of the association between NOS1AP sequence variants and QTc in two long QT syndrome founder populations: a pedigree-based measured genotype association analysis

Sequence variant Alleles (A/a) Genotype N (%) MAF
rs12143842 C/T CC 150 (48) 0.3
   CT 135 (43)  
   TT 27 (9)  
rs16847548 T/C TT 154 (49) 0.3
   TC 137 (44)  
   CC 20 (6)  
rs4657139 T/A TT 124 (40) 0.4
   TA 148 (47)  
   AA 39 (13)  
  1. A ancestral or major allele, a derived or minor allele, MAF minor allele frequency